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ASUS Zenbook S16 (2026) UM5606GA vs Microsoft Surface Laptop 4 15-inch (Ryzen 7)

A

Product A: ASUS

Zenbook S16 (2026) UM5606GA

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B

Product B: Microsoft

Surface Laptop 4 15-inch (Ryzen 7)

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All 179 fields

Every value links to where we found it.

Only differences

AASUS Zenbook S16 (2026) UM5606GA

BMicrosoft Surface Laptop 4 15-inch (Ryzen 7)

General

5 of 9 differ

Series

Zenbook S161Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Surface Laptop7Press releaseblogs.windows.com/devices/2021/04/13/introducing-surface-laptop-4-and-new-accessories-for-enhanced-meeting-experiencesRead 5 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

UM5606GA-XS79T, 90NB17H4-M00KA01Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 20265Press releasenasdaq.com/press-release/asus-announces-all-new-zenbook-lineup-now-available-united-states-2026-04-07Read 7 October 2026Exact standard US XS79T 445/32 GB/1 TB/Pro table independently confirms retained hardware. 465 Home and other Zenbook families excluded.

5UI-000015Retailer pagebhphotovideo.com/c/product/1631876-REG/microsoft_5ui_00001_15_multi_touch_surface_laptop.htmlRead 5 October 2026Original US 5UI-00001, Platinum metal, 4980U/8 GB/256 GB, Windows 10 Home. Later 00027 and refurbished/upgraded SKUs excluded. No current stock claim.

GTIN / EAN

1992913193257Retailer pagelayupshop.com/electronics-and-office/computers/laptops/asus-zenbook-s16-16-3k-oled-touch-screen-laptop-amd-ryzen-ai-7-445-32gb-ram-1tb-ssd-copilot-pc-scandinavian-whiteRead 7 October 2026Published specification explicitly links UPC 199291319325 to UM5606GA-XS79T, Ryzen AI 7 445, 32 GB, 1 TB, Windows 11 Pro, Scandinavian White, 68 W adapter and sleeve. All retained hardware and regional package markers match. Do not add other regional GTINs.

Not available

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

7 January 20268Press releasepress.asus.com/news/press-releases/asus-zenbook-s16Read 7 October 2026Original ASUS model-specific S16 2026 release dated January 7, 2026, Taipei. Stores the maker stated announcement date for the new UM5606 model family. CES press coverage in Las Vegas was January 6 because of local time. This is separate from the US April 7 availability of XS79T.

13 April 20217Press releaseblogs.windows.com/devices/2021/04/13/introducing-surface-laptop-4-and-new-accessories-for-enhanced-meeting-experiencesRead 5 October 2026Maker April 13 announcement, preorders not retail release.

Status

Available6Maker product pageasus.com/us/laptops/for-home/zenbook/asus-zenbook-s-16-um5606/where-to-buyRead 7 October 2026Exact retained XS79T row has Best Buy In Stock. Maker US store also offers that SKU, and ASUS April 7 release announces actual US availability.

Not available

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Microsoft Surface Laptop 3 15-inch (Ryzen 5)13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Review compares the 15-inch Surface Laptop 4 with the 15-inch Surface Laptop 3 and says the $1,199 15-inch Ryzen 5 model is gone. Wikipedia infobox also lists Surface Laptop 3 as predecessor. Marketed-generation lineage at the same size, not hardware inheritance.16Spec databaseen.wikipedia.org/wiki/Surface_Laptop_4Read 10 October 2026Infobox Predecessor: Surface Laptop 3. Linked to the 15-inch Ryzen 5 Surface Laptop 3 entry for size match. Marketed-generation lineage, not hardware inheritance.

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Microsoft Surface Laptop 5 15-inch13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Wikipedia infobox lists Surface Laptop 5 as successor. The 15-inch Surface Laptop 5 is the same-size entry. Marketed-generation lineage, not hardware inheritance.16Spec databaseen.wikipedia.org/wiki/Surface_Laptop_4Read 10 October 2026Infobox Successor: Surface Laptop 5. Linked to the 15-inch Surface Laptop 5 entry for size match. Marketed-generation lineage, not hardware inheritance.

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

$1,999.995Press releasenasdaq.com/press-release/asus-announces-all-new-zenbook-lineup-now-available-united-states-2026-04-07Read 7 October 2026ASUS-authored April 7 US launch release exact XS79T column explicitly MSRP $1,999.99. Tax excluded. The lower family starting price belongs to a different CPU/SKU, and current store discounts are not used.

$1,299.9911Reviewtomshardware.com/reviews/microsoft-surface-laptop-4-15-inch-amdRead 10 October 2026Review states the 15-inch Surface Laptop 4 starts at $1,299.99 and $1,699.99 as tested. Windows Central's consumer table lists the 8 GB/256 GB Platinum Ryzen 7 as the $1,299 entry model. US price, excludes tax.13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Consumer table for the 15-inch lists Ryzen 7, 8 GB RAM, 256 GB, Platinum at $1,299.16Spec databaseen.wikipedia.org/wiki/Surface_Laptop_4Read 10 October 2026Configuration table lists the 15-inch consumer Ryzen 7 8 GB/256 GB at $1,300, which matches the $1,299.99 start price.

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 20265Press releasenasdaq.com/press-release/asus-announces-all-new-zenbook-lineup-now-available-united-states-2026-04-07Read 7 October 2026

US5Retailer pagebhphotovideo.com/c/product/1631876-REG/microsoft_5ui_00001_15_multi_touch_surface_laptop.htmlRead 5 October 2026

ColoursiThe maker's own colour names

Scandinavian White6Maker product pageasus.com/us/laptops/for-home/zenbook/asus-zenbook-s-16-um5606/where-to-buyRead 7 October 2026Exact current XS79T / 90NB17H4-M00KA0 row identifies Scandinavian White. Other CPU configurations and Antrim Gray are not included. Generic header above the table refers to an older HX370 model and is excluded.

Platinum5Retailer pagebhphotovideo.com/c/product/1631876-REG/microsoft_5ui_00001_15_multi_touch_surface_laptop.htmlRead 5 October 2026

Segment

Ultrabook2Maker product pageasus.com/us/laptops/for-home/zenbook/asus-zenbook-s-16-um5606Read 5 October 2026Current model identifies slim/light 16-inch mobility. Video runtime 23 h test uses unidentified Gorgon CPU and 2 TB, not stored 445/1 TB, so battery_life_claimed omitted.

Ultrabook10Reviewengadget.com/surface-laptop-4-review-2021-bigger-better-ultraportable-133047360-133047483.htmlRead 7 October 2026Review identifies the Ryzen 7 15-inch Surface Laptop 4 as an ultraportable. This is device class, not a measured specification.

Form factor

Clamshell3Owner's manualdlcdnets.asus.com/pub/ASUS/nb/UM5606GA/0409_E26453_UM5406_UM5606GA_A.pdfRead 5 October 2026Clamshell notebook. EasyLift hinge does not establish 360-degree convertibility or max angle.

Clamshell11Reviewtomshardware.com/reviews/microsoft-surface-laptop-4-15-inch-amdRead 10 October 2026Opening describes Microsoft clamshell notebook. This fixed chassis feature applies to the 15-inch Ryzen family. No 16 GB /512 GB measured result is transferred.

Chassis

5 of 6 differ

DimensionsiClosed laptop body size. Minimum and maximum thickness describe the front and rear or other points stated by the maker.

Width353.6Depth243Thickness (min)11.9Thickness (max)12.9mm(13.9 × 9.6 × 0.5 in)1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Published closed laptop 35.36 x 24.30 x 1.19 to 1.29 cm, exactly converted to mm.

Width339.5Depth244Thickness (max)14.7mm(13.4 × 9.6 × 0.6 in)1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Original consumer hardware rows. Across-screen width, front-to-back depth and closed height. 15-inch 339.5 mm, not rounded retailer 340.

Weight (published)iPublished laptop weight without the charger. A starting weight is identified in the source note and may vary with configuration.

1.5kg(3.3 lb)1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact metric 1.50 kg without adapter.

1.542kg(3.4 lb)1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Matching Platinum Alcantara 1,265 g at 13.5 inches or Platinum metal 1,542 g at 15 inches. Adapter excluded.

Lid material

Other2Maker product pageasus.com/us/laptops/for-home/zenbook/asus-zenbook-s-16-um5606Read 5 October 2026Ceraluminum cover, described by the maker as high-tech ceramic combining metal malleability and ceramic hardness. Stored other because schema has no Ceraluminum option. Specific bottom material is not stated.

Aluminium1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Maker casing aluminium. Alcantara covers palm rest, not lid.

Bottom material

Not available

Aluminium1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Maker casing aluminium.

Max hinge angle

Not available

Not available

MIL-STD-810 testing (claimed)iManufacturer claim of MIL-STD-810 testing. The revision and tested procedures belong in the source note. This is not proof of every standard test.

Yes1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Not available

Display

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Screen sizeiDiagonal of the main built-in display. Rounded-corner displays may be measured as a full rectangle.

16in(40.6 cm)1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

15in(38.1 cm)1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Native resolution

2880 × 1800px1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

2496 × 1664px1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Pixel density

212.3ppi=CalculatedFrom Screen size and Native resolution

200ppi=CalculatedFrom Screen size and Native resolution

Panel typeiDell's WVA means wide viewing angle and names no panel technology, so it is stored as IPS only when Dell or a review names IPS.

OLED1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026OLED subtype unspecified. No physical native bit depth/FRC is inferred from 1.07 billion supported colors.

IPS12Reviewnotebookcheck.net/Microsoft-Surface-Laptop-4-15-laptop-review-New-AMD-processor-and-more-endurance.535914.0.htmlRead 7 October 2026Specification table: 15-inch 2496 x 1664 IPS. Review explains display remains unchanged across the 15-inch family. Used as a stated panel subtype, not measured sample model or calibration.

Backlight

Not available

Not available

Dimming zonesiIndependently controlled backlight zones, not the number of LEDs or screen pixels.

Not available

Not available

Panel part numberiPanel part number identified in a matching review unit. Suppliers may vary within the same laptop configuration.

Not available

Not available

Screen surfaceiSurface of the stored display configuration. Anti-reflective coatings do not by themselves make a glossy display matte. A matte finish of the chassis is not the screen surface.

Glossy1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Glossy12Reviewnotebookcheck.net/Microsoft-Surface-Laptop-4-15-laptop-review-New-AMD-processor-and-more-endurance.535914.0.htmlRead 7 October 2026Specification table glossy: yes. Display prose identifies a reflective capacitive touchscreen. No supplier part number or measurement is transferred.

Touchscreen

Yes1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Yes1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Stylus

Supported1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact display supports stylus input, but retained US box lists no pen. No optional regional stylus bundle added.

Supported1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Refresh rate modesiHighest confirmed operating refresh rate of the built-in display at each resolution. Add a second row only for a documented dual-mode panel, not an ordinary supported timing.

AASUS Zenbook S16 (2026) UM5606GA

Width (px)	Height (px)	Maximum operating refresh (Hz)
2880	1800	120

Source1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Built-in native 3K at 120 Hz. Generic 0.2 ms response is not explicitly gray-to-gray and is omitted. No lower-resolution rows or chip-supported FreeSync are inferred.

BMicrosoft Surface Laptop 4 15-inch (Ryzen 7)

Width (px)	Height (px)	Maximum operating refresh (Hz)
2496	1664	60

Source12Reviewnotebookcheck.net/Microsoft-Surface-Laptop-4-15-laptop-review-New-AMD-processor-and-more-endurance.535914.0.htmlRead 7 October 2026Exact 15-inch 2496 x 1664 built-in display table states 60 Hz. Fixed standard panel mode. No external-display or variable-refresh capability inferred.

Max refresh rate

120Hz=CalculatedFrom Refresh rate modes

60Hz=CalculatedFrom Refresh rate modes

Adaptive synciNamed variable refresh technologies for the built-in display. Manual switching between 60Hz and 120Hz is not VRR.

Not available

Not available

Gray-to-gray response time (claimed)iManufacturer claim for a gray-to-gray pixel transition. Do not use generic response times, black-to-white values, or motion-picture response times.

Not available

Not available

Native panel colour depthiPhysical panel colour depth per channel. Do not infer native bit depth or FRC from the number of supported colours.

Not available

Not available

Brightness (SDR, claimed)iManufacturer typical SDR luminance. Outdoor maxima and an unspecified peak are not typical SDR brightness.

Not available

Not available

Peak brightness (SDR outdoors, claimed)iManufacturer maximum SDR luminance explicitly claimed for outdoor use. Ambient light, automatic brightness and other stated conditions belong in the source note. Not typical SDR or HDR brightness.

Not available

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Sustained brightness (HDR, claimed)iManufacturer explicitly sustained HDR luminance. Screen area, duration, temperature and other stated conditions belong in the source note. Not a brief peak or SDR luminance.

Not available

Not available

Peak brightness (HDR, claimed)iManufacturer peak luminance explicitly measured or claimed in HDR. Window size and duration belong in the source note.

1,100nits1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Explicit 1100 nits HDR peak. Window size/duration not stated. Untyped 500 nits is not stored as typical SDR.

Not available

sRGB coverage (claimed)iManufacturer stated sRGB gamut percentage. The source note identifies coverage, volume, or an unspecified maker gamut claim.

Not available

Not available

DCI-P3 coverage (claimed)iManufacturer stated DCI-P3 gamut percentage. The source note identifies coverage, volume, or an unspecified maker gamut claim.

100%1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Maker 100% DCI-P3 gamut claim. Coverage/volume method unstated.

Not available

Adobe RGB coverage (claimed)iManufacturer stated Adobe RGB gamut percentage. The source note identifies coverage, volume, or an unspecified maker gamut claim.

Not available

Not available

HDR certification

DisplayHDR True Black 10001Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

None13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Review says the display has no HDR support and no wide colour gamut. No DisplayHDR certification is listed by the maker.

Factory calibratediThe maker explicitly states factory colour calibration. Certification alone does not establish calibration.

Not available

Not available

Second display

Not available

Not available

Processor

10 of 14 differ

Processor

AMD Ryzen AI 7 4451Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

AMD Ryzen 7 4980U Microsoft Surface Edition1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Processor brand

AMD4Maker product pageamd.com/en/products/processors/laptop/ryzen/ai-400-series/amd-ryzen-ai-7-445.htmlRead 5 October 2026

AMD1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Core configurationiProcessor core groups using the chip maker's names. MediaTek Big, Apple Super and AMD Zen architecture labels remain distinct from Intel P and E labels.

AASUS Zenbook S16 (2026) UM5606GA

Core type	Count	Base clock (GHz)
Zen 5	2	2
Zen 5c	4	2

Source4Maker product pageamd.com/en/products/processors/laptop/ryzen/ai-400-series/amd-ryzen-ai-7-445.htmlRead 5 October 2026Exact 445 has 2 Zen 5 and 4 Zen 5c cores, each base 2 GHz. AMD lists overall max 4.6 GHz and Zen 5c max 3.4 GHz but no separately labelled Zen 5 maximum, so cluster maxima are omitted to keep derived overall maximum unknown.

BMicrosoft Surface Laptop 4 15-inch (Ryzen 7)

Count	Base clock (GHz)	Max clock (GHz)
8	2	4.4

Source6Maker product pageamd.com/en/support/downloads/drivers.html/processors/ryzen/ryzen-4000-series/amd-ryzen-7-4980u-microsoft-surface-edition.htmlRead 5 October 2026Exact custom Surface Edition chip core count, base and maximum boost clocks. No invented Intel P/E classifications. Generic 15 W/cTDP 10-25 W not laptop-configured limits.

CPU cores

6=CalculatedFrom Core configuration

8=CalculatedFrom Core configuration

Cores labelled performanceiCounts only rows classified as performance. Other labels, including Big, Super and AMD Zen architecture rows, are not included.

0=CalculatedFrom Core configuration

Not available

Cores labelled efficiencyiCounts only efficiency and low-power-efficiency rows. AMD Zen 5c and Apple super cores are not included.

0=CalculatedFrom Core configuration

Not available

ThreadsiMaximum hardware threads of the processor, including simultaneous multithreading where supported.

121Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

166Maker product pageamd.com/en/support/downloads/drivers.html/processors/ryzen/ryzen-4000-series/amd-ryzen-7-4980u-microsoft-surface-edition.htmlRead 5 October 2026

Max boost clock

Not available

4.4GHz=CalculatedFrom Core configuration

L3 cacheiL3 cache only. Do not copy a combined L2 plus L3 cache total. Qualcomm's total cache, such as 30 MB on Snapdragon X, is not L3, even when a laptop maker labels it L3.

8MB4Maker product pageamd.com/en/products/processors/laptop/ryzen/ai-400-series/amd-ryzen-ai-7-445.htmlRead 5 October 20268 MB L3 only. Combined 14 MB includes 6 MB L2 and is not used.

8MB6Maker product pageamd.com/en/support/downloads/drivers.html/processors/ryzen/ryzen-4000-series/amd-ryzen-7-4980u-microsoft-surface-edition.htmlRead 5 October 2026Maker explicitly 8 MB L3. Separate L2 excluded. Retailer 15-inch 12 MB conflates or borrows another model and is excluded.

ProcessiProcess size class of the processor compute die in nm, as on CPUs: TSMC N3B is 3, Intel 7 is 10, Intel 4 is 7 and Intel 18A is 1.8. Marketing process names and other chiplet processes belong in the source note.

4nm4Maker product pageamd.com/en/products/processors/laptop/ryzen/ai-400-series/amd-ryzen-ai-7-445.htmlRead 5 October 2026TSMC 4 nm compute cores.

7nm6Maker product pageamd.com/en/support/downloads/drivers.html/processors/ryzen/ryzen-4000-series/amd-ryzen-7-4980u-microsoft-surface-edition.htmlRead 5 October 2026Maker explicitly TSMC 7 nm FinFET for CPU cores. No marketing-name conversion.

Sustained CPU power (configured)iThis laptop's sustained configured CPU power limit, such as PL1. A chip manufacturer's generic base power is not the laptop setting.

28W5Press releasenasdaq.com/press-release/asus-announces-all-new-zenbook-lineup-now-available-united-states-2026-04-07Read 7 October 2026ASUS-authored April 7 US actual-availability release explicitly describes system 28 W CPU TDP as sustained, stable performance. This is laptop maker configuration, not AMD generic 28 W chip rating. Mode and short-duration limit unstated.

Not available

Peak CPU power (configured)iThis laptop's configured short-duration CPU limit, such as PL2. Do not substitute generic processor maximum turbo power.

Not available

Not available

Combined CPU and GPU poweriMaker stated simultaneous CPU plus discrete-GPU budget for the exact configuration and power mode.

Not available

Not available

NPU performanceiNPU-only claimed operations per second. Excludes combined CPU, GPU and platform AI throughput. Precision belongs in the source note.

50TOPS1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 20264Maker product pageamd.com/en/products/processors/laptop/ryzen/ai-400-series/amd-ryzen-ai-7-445.htmlRead 5 October 2026NPU-only 50 TOPS, precision unstated. Overall 59 TOPS platform claim excluded.

Not available

Graphics

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Discrete GPUiA separate dedicated graphics processor is installed. Integrated or unified-memory graphics do not qualify.

No1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Factory XS79T lists only AMD Radeon graphics integrated in its 445 processor. No dedicated GPU or video RAM inherited.

No5Retailer pagebhphotovideo.com/c/product/1631876-REG/microsoft_5ui_00001_15_multi_touch_surface_laptop.htmlRead 5 October 2026Exact inventory integrated AMD Radeon Graphics.

GPU

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GPU brand

Not available

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VRAMiDedicated video memory of the installed discrete GPU. Shared system memory is excluded.

Not available

Not available

Max GPU power (TGP)iMaximum configured discrete-GPU power including Dynamic Boost. Mode and any maker qualification belong in the source note.

Not available

Not available

Dynamic BoostiMaximum additional GPU power shifted from the CPU through NVIDIA Dynamic Boost. This is part of maximum TGP, not extra to it. A figure written as "up to 115W Dynamic Boost" is the total, so it goes in gpu_tgp_max_w.

Not available

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GPU boost clockiHighest maker configured GPU boost clock, including factory overclock where explicitly stated. Mode belongs in the source note.

Not available

Not available

GPU switchingiExplicit GPU display-routing or power-sharing features. Advanced Optimus includes hardware display multiplexing.

Not available

Not available

Integrated GPU

AMD Radeon 840M4Maker product pageamd.com/en/products/processors/laptop/ryzen/ai-400-series/amd-ryzen-ai-7-445.htmlRead 5 October 2026Radeon 840M, not 880M/890M of 465/HX470 siblings. Generic chip FreeSync, maximum memory, data rate and power limits are not inherited.

AMD Radeon Graphics1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Memory

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Installed RAMiTotal installed RAM in this product configuration, not the maximum purchase option.

32GB1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Installed 32 GB onboard LPDDR5X system memory. Manufacturer chip maximum 256 GB and sibling configured 8533 MT/s do not apply.

8GB5Retailer pagebhphotovideo.com/c/product/1631876-REG/microsoft_5ui_00001_15_multi_touch_surface_laptop.htmlRead 5 October 2026

RAM type

LPDDR5X1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

LPDDR4X1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Final maker consumer LPDDR4x matches exact retail unit. Draft PDF 15-inch AMD DDR4/2400 MHz is inconsistent and excluded.

RAM speediConfigured memory data rate in transfers per second. Do not treat the DRAM clock in MHz as the data rate.

Not available

Not available

Memory channelsiActive memory channels of the installed configuration, not the number of RAM modules or slots. One installed module is one channel. This holds for DDR5 too, whose two 32-bit subchannels on one module do not count as two channels. Soldered LPDDR memory counts in 64-bit units, so a 128-bit bus is 2 channels, even when a maker calls it quad-channel.

Not available

Not available

RAM upgradeiWhether the installed RAM is soldered, socketed in slots, or a mixture. Purchase-time configurations are not upgrades.

Soldered1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Soldered12Reviewnotebookcheck.net/Microsoft-Surface-Laptop-4-15-laptop-review-New-AMD-processor-and-more-endurance.535914.0.htmlRead 7 October 2026Memory table states soldered. Chassis maintenance cannot upgrade RAM. This family hardware topology applies to 8 GB too.

Memory slotsiPhysical replaceable RAM module sockets grouped by type and occupancy. Clocked SO-DIMM uses CSODIMM. Soldered memory is excluded.

Not available

Not available

RAM slots

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Free RAM slots

Not available

Not available

Maximum supported RAMiManufacturer supported maximum RAM, including purchase-time soldered options. Does not imply post-purchase upgradeability.

32GB1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

16GB12Reviewnotebookcheck.net/Microsoft-Surface-Laptop-4-15-laptop-review-New-AMD-processor-and-more-endurance.535914.0.htmlRead 7 October 2026Opening explicitly says users needing 32 GB must choose Intel. Complete 15-inch sold-configuration table has AMD 8 GB or 16 GB and Intel up to 32 GB. Maximum AMD purchase-time soldered option is 16 GB, not generic processor addressability.

Storage

4 of 7 differ

Installed storageiTotal advertised installed storage in decimal GB. Convert 1TB to 1000GB, without changing an explicitly published 512GB value.

1TB1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

256GB5Retailer pagebhphotovideo.com/c/product/1631876-REG/microsoft_5ui_00001_15_multi_touch_surface_laptop.htmlRead 5 October 2026

Storage type

NVMe SSD1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

NVMe SSD3Maker spec sheet (PDF)manuals.plus/m/3974bd48892e108d5919e64036f31c86862897f64e8be73824e84008c5fc231e_optim.pdfRead 5 October 2026Original April 2021 maker fact sheet mirrored publicly, 4 pages opened as indexed PDF text. Raw download 403 ceased. Storage explicitly M.2 NVMe SSD, offered 256 GB.

Installed drive PCIe generationiPCIe generation of the installed drive. This may be lower than the slot capability.

41Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Not available

Storage slotsiPhysical storage connectors grouped by capability and occupancy. A slot accepting several drive lengths is one slot, not one per length.

AASUS Zenbook S16 (2026) UM5606GA

Form factor	Interface	PCIe generation	PCIe lanes	Count	Occupied
M.2 2280	PCIe NVMe	4	4	1	Yes

Source1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Expansion table explicitly one used M.2 2280 PCIe 4.0 x4 connector. Total installed drive is 1 TB Gen4 NVMe.

BMicrosoft Surface Laptop 4 15-inch (Ryzen 7)

Form factor	Count	Occupied
M.2 2230	1	Yes

Source12Reviewnotebookcheck.net/Microsoft-Surface-Laptop-4-15-laptop-review-New-AMD-processor-and-more-endurance.535914.0.htmlRead 7 October 2026Maintenance identifies the small M.2-2230 SSD as the one replaceable storage drive. The exact-size iFixit SSD replacement guide separately describes the single socket. No PCIe generation or lane capability inferred.14Reviewdocuments.cdn.ifixit.com/pdf/ifixit/guide_156820_en.pdfRead 7 October 2026Exact Surface Laptop 4 15-inch procedure removes the one installed SSD from its socket at Step 15 before cooling removal. Complete internal layout shows one occupied storage connector. M.2-2230 form factor comes from the separately cited Notebookcheck Maintenance description. Guide warns that some photos are from another model, while the named removal procedure applies to this device.

M.2 slots

1=CalculatedFrom Storage slots

1=CalculatedFrom Storage slots

Free storage slots

0=CalculatedFrom Storage slots

0=CalculatedFrom Storage slots

Maximum slot PCIe generation

4=CalculatedFrom Storage slots

Not available

Ports

5 of 7 differ

PortsiPhysical laptop connectors grouped by type, protocol capability and side. One connector with several protocols is counted once.

AASUS Zenbook S16 (2026) UM5606GA

Type	Version	Count	Side	Maximum data rate (Gbps)	Thunderbolt or USB4	DP Alt Mode
USB-C	USB 4.0 Gen 3	2	Left	40	USB4	Yes
USB-A	3.2 Gen 2	1	Right	10	Not available	Not available
HDMI	HDMI 2.1	1	Left	Not available	Not available	Not available
SD card	4.0	1	Right	Not available	Not available	Not available
3.5 mm audio	Not available	1	Left	Not available	Not available	Not available

Source1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact SKU feature paragraph confirms full-size SD 4.0 reader, though the lower abbreviated I/O table omits it. Original 16-inch manual independently confirms physical reader. HDMI 2.1 uses TMDS, not FRL.3Owner's manualdlcdnets.asus.com/pub/ASUS/nb/UM5606GA/0409_E26453_UM5406_UM5606GA_A.pdfRead 5 October 2026Printed 22 to 24: right USB-A 10 Gbps plus full-size SD reader. Left HDMI, two USB4 40 Gbps and audio. Both C connectors support external display and charging. Maximum input/output wattage not given.9Owner's manualdlcdnets.asus.com/pub/ASUS/nb/UM5606GA/0409_E26453_UM5406_UM5606GA_A.pdfRead 7 October 2026Printed page 74 EU USB PD 45–100 W describes the charger delivery requirement for maximum charging speed. It does not prove a connector accepted-power ceiling, so charging_in_w remains empty. Printed page 24 states USB4 ports charge the battery and supply the notebook.10Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 7 October 2026Exact SKU I/O table names two USB4.0 Gen3 Type-C ports with 40 Gbps data speed and display/power delivery. Version text added without deriving input/output power or native DisplayPort revision.

BMicrosoft Surface Laptop 4 15-inch (Ryzen 7)

Type	Version	Count
USB-C	Not available	1
USB-A	Not available	1
3.5 mm audio	Not available	1
Other	Surface Connect	1

Source1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Original physical connectors. No USB generations, rates, Thunderbolt or accepted input watts inferred. Modified Surface Laptop 4 SCR accessory adds HDMI/smartcard and is excluded.

USB-C ports

2=CalculatedFrom Ports

1=CalculatedFrom Ports

Thunderbolt

No=CalculatedFrom Ports

Not available

Highest HDMI version

HDMI 2.1=CalculatedFrom Ports

Not available

Card reader

Yes=CalculatedFrom Ports

No=CalculatedFrom Ports

Ethernet speed

Not available

Not available

Maximum USB-C charging inputiHighest confirmed charging power accepted by a USB-C port. This is separate from adapter rating and power delivered to peripherals.

Not available

Not available

Wireless

5 of 5 differ

Wi-Fi

Wi-Fi 71Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Wi-Fi 61Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Wi-Fi bandsiSupported radio frequency bands. Availability may be restricted by country or regulatory configuration.

2.4 GHz, 5 GHz, 6 GHz1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Triple-band radio, subject to country restrictions for 6 GHz.

2.4 GHz, 5 GHz2Maker product pagenews.microsoft.com/es-xl/fact-sheet-surface-laptop-4Read 10 October 2026Maker lists Wi-Fi 6 802.11ax compatible. The Intel AX200 module identified in the Tom's Hardware review unit supports 2.4 and 5 GHz per Intel ARK. No 6 GHz band.15Maker product pageintel.com/content/www/us/en/products/sku/189347/intel-wifi-6-ax200-gig/specifications.htmlRead 10 October 2026Intel ARK lists the Wi-Fi 6 AX200 (Gig+) with 2.4 and 5 GHz bands.

Wi-Fi module

Not available

Intel Wi-Fi 6 AX20011Reviewtomshardware.com/reviews/microsoft-surface-laptop-4-15-inch-amdRead 10 October 2026Spec table of the review unit lists Intel Wi-Fi 6 AX 200 and Bluetooth 5. The review unit is Ryzen 7 4980U with 16 GB and 512 GB, not the retained 8 GB/256 GB. Suppliers may vary.

BluetoothiThe version as a number with one decimal, such as 5.4 or 6.0. A qualifier such as or above goes in the source note.

5.41Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Maker 5.4 with OS/driver qualification.

5.01Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Cellular

Not available

No13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Review cons list says no option for 4G LTE or 5G.

Keyboard and touchpad

4 of 8 differ

Keyboard layoutsiDocumented layouts of the retained regional SKUs. Do not infer a layout solely from the sales country.

QWERTY9Owner's manualdlcdnets.asus.com/pub/ASUS/nb/UM5606GA/0409_E26453_UM5406_UM5606GA_A.pdfRead 7 October 2026E26453 English manual, keyboard description printed page 17, explicitly full-sized QWERTY keys. Store only QWERTY for the retained English US SKU. No ANSI/ISO designation or regional-language variants are inferred.

QWERTY1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Maker explicitly QWERTY. No regional ANSI/ISO geometry inferred.

Key switches

Not available

Not available

Keyboard backlightiA maker-confirmed backlight with no published type uses backlit_unspecified. Do not infer white lighting, a single colour or RGB from backlit alone. A single-zone RGB backlight is RGB zones.

Not available

Backlit, type not stated2Maker product pagenews.microsoft.com/es-xl/fact-sheet-surface-laptop-4Read 10 October 2026Maker fact sheet lists a full-size backlit keyboard with 1.3 mm travel for the 15-inch. Backlight colour not stated.

NumpadiDedicated physical numeric keypad. A virtual touchpad number pad is not counted.

No3Owner's manualdlcdnets.asus.com/pub/ASUS/nb/UM5606GA/0409_E26453_UM5406_UM5606GA_A.pdfRead 5 October 2026Complete front keyboard diagram has no dedicated physical numeric pad.

No13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Design and features explicitly describes lack of a number pad on the 15-inch model. This fixed keyboard layout applies across memory configurations.

Key traveliPhysical key travel distance, not actuation distance.

1.1mm1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

1.3mm3Maker spec sheet (PDF)manuals.plus/m/3974bd48892e108d5919e64036f31c86862897f64e8be73824e84008c5fc231e_optim.pdfRead 5 October 2026Original keyboard row explicitly 1.3 mm travel, both sizes.

Pointing stickiDedicated stick pointing device such as TrackPoint. A touchpad does not qualify.

Not available

Not available

Touchpad size

Not available

Width115Height76.66mm(4.5 × 3 in)3Maker spec sheet (PDF)manuals.plus/m/3974bd48892e108d5919e64036f31c86862897f64e8be73824e84008c5fc231e_optim.pdfRead 5 October 2026Original both-size rows explicitly 115 x 76.66 mm physical trackpad. No mechanical/haptic mechanism inferred.

Touchpad mechanismiA clickpad or glass touchpad that clicks when pressed down is mechanical. Haptic needs a source that says haptic or force feedback.

Not available

Mechanical13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Review says the trackpad has a relatively quiet click when depressed, which describes a mechanical clickpad. Not a haptic trackpad.

Camera and audio

3 of 7 differ

Webcam

FHD IR1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

720p HD f/2.01Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

IR face loginiAn infrared camera suitable for Windows Hello face authentication. An ordinary webcam or fingerprint sensor does not qualify.

Yes1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Yes4Owner's manualsupport.microsoft.com/en-us/surface/models/surface-laptop-4-featuresRead 5 October 2026Guide separately identifies Windows Hello and front-facing cameras, maker table face authentication.

Webcam privacy

Not available

Not available

Built-in speaker driversiIndividual built-in acoustic drivers, including separate tweeters and woofers. Do not count audio channels or infer driver count from speaker assemblies.

61Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact maker store explicitly six super-linear speakers. Generic built-in speaker row alone is not the count source. No speaker wattage inferred.

Not available

Total speaker poweriCombined published power of the built-in speaker drivers. RMS or peak classification belongs in the source note.

Not available

Not available

Audio features

Smart Amp Technology, ASUS Audio Booster1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Dolby Atmos1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

MicrophonesiPhysical built-in microphones, not beamforming channels or microphone modes.

28Press releasepress.asus.com/news/press-releases/asus-zenbook-s16Read 7 October 2026Original 2026 family technical table Audio row explicitly says 2 built-in microphones. Retained exact US specification calls them an array. Shared S16 GA microphone assembly, not a reviewer measurement. Original service manual lists webcam module plus microphone assemblies without substituting microphone count for camera count.

21Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Battery and power

5 of 5 differ

Battery energyiPublished nominal energy capacity of the installed internal battery in watt-hours. Separate from measured runtime and charger output.

83Wh1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Nominal 83 Wh four-cell battery. Older generation 78 Wh is excluded.

47.4Wh1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Nominal 47.4 Wh. Minimum 45.8 Wh excluded.

Claimed battery lifeiManufacturer maximum runtime for each explicitly named test. Display brightness, configuration and other conditions belong in the source note. Wireless streaming preserves an unnamed content type and does not imply video or audio. Video conferencing requires an explicit calling test, with application and participant setup in the source note. MobileMark versions use different workloads, so compare only rows of the same version.

AASUS Zenbook S16 (2026) UM5606GA

Not available

BMicrosoft Surface Laptop 4 15-inch (Ryzen 7)

Use case	Hours (h)
Mixed use	17.5

Source2Maker product pagenews.microsoft.com/es-xl/fact-sheet-surface-laptop-4Read 10 October 2026Maker footnote: up to 17.5 hours of typical device usage for the 15-inch AMD Ryzen Surface Edition. Tested February 2021 on a preproduction 15-inch Ryzen 7 with 8 GB RAM. Full battery drain with a mix of active use and standby. Active use is eight-site web browsing, a Word, PowerPoint, Excel and Outlook productivity test and idle apps. Display at 150 nits, auto brightness off, connected to Wi-Fi.

Adapter rated outputiNominal rated output of the documented supplied or recommended adapter. A temporary dynamic maximum belongs in the source note. Not the laptop charging-input limit.

68W1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact included main USB-C adapter rated 20 V/3.4 A, 68 W. Optional 100 W PD adapter capability is not established maximum accepted input.

65W3Maker spec sheet (PDF)manuals.plus/m/3974bd48892e108d5919e64036f31c86862897f64e8be73824e84008c5fc231e_optim.pdfRead 5 October 2026Original power supply 60 W laptop output plus 5 W separate USB-A output, total 65 W rating. Not accepted USB-C input.

Laptop charging connectoriConnector at the laptop end of the documented main charging cable, not the wall plug or adapter-end connector. HP's AC smart pin is a round DC plug, so it is barrel.

USB-C1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Proprietary4Owner's manualsupport.microsoft.com/en-us/surface/models/surface-laptop-4-featuresRead 5 October 2026Maker explicit charging through proprietary Surface Connect or USB-C. Original supply includes separate USB-A output.

Charge 0 to 50 % (claimed)iManufacturer time to charge an empty battery to 50%. Adapter and powered-off conditions belong in the source note.

30min1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact maker SKU page claims 0% to 50% in 30 minutes. It does not state the adapter used, powered-off state or test temperature. The same page supplies 68 W and separately mentions fast-charge capability with 100 W adapter.

Not available

Cooling

3 of 4 differ

FansiPhysical cooling fans inside the laptop. Excludes fans in external coolers and the power adapter.

22Maker product pageasus.com/us/laptops/for-home/zenbook/asus-zenbook-s-16-um5606Read 5 October 2026Current GA thermal section explicitly dual fans and 37% enlarged vapor chamber relative to previous KA generation.

114Reviewdocuments.cdn.ifixit.com/pdf/ifixit/guide_156820_en.pdfRead 7 October 2026Microsoft Surface Laptop 4 (15-inch) Heatsink and Fan Replacement, printed steps 17-23. One physical fan and cable, one heatsink/fan assembly removed. Generic procedure for exact 15-inch device.

Vapor chamberiA vapor-chamber heat spreader is installed. Ordinary heatpipes alone do not qualify.

Yes2Maker product pageasus.com/us/laptops/for-home/zenbook/asus-zenbook-s-16-um5606Read 5 October 2026Explicit ultra-slim vapor chamber. Ordinary graphite sheet is a separate cooling element.

Not available

Liquid metaliComponents where the maker confirms liquid-metal thermal material. Ordinary thermal paste is excluded.

Not available

None14Reviewdocuments.cdn.ifixit.com/pdf/ifixit/guide_156820_en.pdfRead 7 October 2026Step 21 explicitly states thermal paste bonds the heatsink to the CPU. Step 24 instructs cleaning CPU/heatsink and reapplying thermal paste. Reference has no discrete GPU. This proves ordinary factory paste instead of CPU liquid metal.

Power modesiPublished laptop operating modes and configured power limits. Do not place observed runtime power measurements in this table.

Not available

Not available

Security

3 of 4 differ

Fingerprint

Not available

None12Reviewnotebookcheck.net/Microsoft-Surface-Laptop-4-15-laptop-review-New-AMD-processor-and-more-endurance.535914.0.htmlRead 7 October 2026Security section explicitly says there are no additional security features such as a Kensington lock, smart card reader or fingerprint sensor. Fixed 15-inch chassis.

TPM

Not available

2.01Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026Published TPM 2.0, no firmware/discrete implementation inferred.

Remote management

Not available

Not available

Security lock slotiA dedicated built-in physical security-cable slot. Security locks that occupy a USB-C port do not qualify.

Not available

No12Reviewnotebookcheck.net/Microsoft-Surface-Laptop-4-15-laptop-review-New-AMD-processor-and-more-endurance.535914.0.htmlRead 7 October 2026Security section explicitly lists no Kensington lock. No third-party USB-port locks counted.

Software

1 of 3 differ

Operating system

Windows 11 Pro1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Windows 10 Home 20H23Maker spec sheet (PDF)manuals.plus/m/3974bd48892e108d5919e64036f31c86862897f64e8be73824e84008c5fc231e_optim.pdfRead 5 October 2026Original consumer Windows 10 Home 20H2 row, agrees original retained US SKU. Later 00027 Windows 11 refresh excluded.

OS family

Windows1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Windows1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Security updates untiliPublished end date of OS/security updates promised for the exact device model. Preserve the source precision. Do not calculate it from years or substitute a generic OS-version lifecycle. Unknown when no device-specific promise is published.

Not available

Not available

Measured display

3 of 12 differ

Brightness (measured, centre)iReviewer center-point SDR luminance for the matching display configuration. Do not substitute a review average or unspecified measurement.

Not available

399nits13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Reviewer states brightness peaks at an average of 399 nits in the center. Instrument and brightness setting not named in the sentence. Panel is the same across 15-inch configurations.

Brightness (measured, average)iReviewer mean luminance across a documented display grid, normally nine points.

Not available

Not available

Contrast ratio (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

HDR peak brightness (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

sRGB coverage (measured)iReviewer measured sRGB coverage, not gamut volume. Instrument and method belong in the source note.

Not available

97%13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Reviewer states 97% sRGB. Stated as a percentage of the gamut that a 100% rival reaches, treated as coverage rather than volume. Instrument not named in the sentence.

DCI-P3 coverage (measured)iReviewer measured DCI-P3 coverage, not gamut volume. Display P3 measurements are identified in the source note.

Not available

75%13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Reviewer states 75% DCI-P3. Treated as coverage. Tom's Hardware reports 77.8% DCI-P3 with its own method, which is close. Instrument not named in the sentence.

Colour accuracy (measured Delta E)iReviewer colour error before calibration. Delta-E formula, colour space and picture mode belong in the source note.

Not available

Not available

PWM flicker foundiWhether a reviewer detected pulse-width-modulation flicker under the documented test conditions. False does not prove all frequency ranges were tested.

Not available

Not available

PWM frequency (measured)iDetected PWM frequency at the brightness setting stated by the reviewer.

Not available

Not available

PWM at or below brightnessiHighest display brightness setting at or below which the documented PWM is detected.

Not available

Not available

Response black to white (measured)iReviewer combined rise and fall response for black-to-white-to-black, with test conditions in the source note.

Not available

Not available

Response grey to grey (measured)iReviewer combined rise and fall response between specified grey levels. State the levels in the source note.

Not available

Not available

Measured performance

None of 8 known

Cinebench 2024 single-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Cinebench 2024 multi-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Geekbench 6 single-coreiMeasured by a reviewer, not claimed by the maker. Geekbench 6 only. Geekbench 5 and 7 use other scales, so their scores are not stored.

Not available

Not available

Geekbench 6 multi-coreiMeasured by a reviewer, not claimed by the maker. Geekbench 6 only. Geekbench 5 and 7 use other scales, so their scores are not stored.

Not available

Not available

3DMark Time Spy graphicsiMeasured by a reviewer, not claimed by the maker. Graphics score, not the overall score. A score the review does not label as graphics is left out.

Not available

Not available

3DMark Steel NomadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

SSD sequential read (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Game frame ratesiMatching review-unit game results. Resolution, preset, upscaling, frame generation and ray tracing are stated only when documented.

Not available

Not available

Measured noise and temperature

6 of 9 differ

Fan noise per modeiReviewer sound-pressure readings for the matching configuration and mode. Measurement distance and workload belong in the source note.

AASUS Zenbook S16 (2026) UM5606GA

Not available

BMicrosoft Surface Laptop 4 15-inch (Ryzen 7)

Load	Noise (dB(A))
Max load	46

Source13Reviewwindowscentral.com/surface-laptop-4-reviewRead 10 October 2026Reviewer states fan volume peaks around 46 dBA, about 2 dB below Surface Laptop 3. Peak CPU and GPU load. Distance and power mode not stated, so those keys are left out.

Max fan noiseiMeasured by a reviewer, not claimed by the maker

Not available

46dB(A)=CalculatedFrom Fan noise per mode

Fan noise while gamingiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Top surface under loadiMeasured by a reviewer, not claimed by the maker

Not available

41°C11Reviewtomshardware.com/reviews/microsoft-surface-laptop-4-15-inch-amdRead 10 October 2026Skin temperature while running the Cinebench R23 gauntlet. Hotspot between the G and H keys 41 C. Review unit 16 GB/512 GB. Room temperature not stated.

Bottom surface under loadiMeasured by a reviewer, not claimed by the maker

Not available

43.5°C11Reviewtomshardware.com/reviews/microsoft-surface-laptop-4-15-inch-amdRead 10 October 2026Skin temperature while running the Cinebench R23 gauntlet. Hottest point on the bottom 43.5 C. Review unit 16 GB/512 GB. Room temperature not stated.

Palm rest under loadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

CPU temperature in stress testiMeasured by a reviewer, not claimed by the maker

Not available

71.39°C11Reviewtomshardware.com/reviews/microsoft-surface-laptop-4-15-inch-amdRead 10 October 2026Average CPU temperature 71.39 C over the reviewer's 20-run Cinebench R23 loop. Average, not peak. Review unit 16 GB/512 GB.

CPU clock in stress testiMeasured by a reviewer, not claimed by the maker

Not available

2.58GHz11Reviewtomshardware.com/reviews/microsoft-surface-laptop-4-15-inch-amdRead 10 October 2026Average CPU clock 2.58 GHz over the reviewer's 20-run Cinebench R23 loop. Average, not peak. Review unit 16 GB/512 GB.

GPU temperature while gamingiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured battery and power

1 of 10 differ

Battery runtime per testiReviewer runtime for the exact test and configuration. Mixed browsing, video and graphics workloads are classified as mixed use.

AASUS Zenbook S16 (2026) UM5606GA

Not available

BMicrosoft Surface Laptop 4 15-inch (Ryzen 7)

Test	Brightness (nits)	Hours (h)
Mixed use	150	12.07

Source11Reviewtomshardware.com/reviews/microsoft-surface-laptop-4-15-inch-amdRead 10 October 2026Reviewer test of web browsing, video streaming and OpenGL tests at 150 nits over Wi-Fi gave 12 hours 4 minutes. Review unit is Ryzen 7 4980U, 16 GB, 512 GB, Windows 10 Home. Power mode and firmware not stated. Retained SKU is 8 GB/256 GB with the same battery and display.

Wi-Fi browsing runtimeiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Video runtimeiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Full charge time (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Power draw idleiHighest reviewer idle AC power reading for the matching configuration and test conditions.

Not available

Not available

Power draw gamingiReviewer AC power draw during the named game and settings. Not GPU-only power.

Not available

Not available

Power draw maxiMaximum reviewer AC input power during the documented load or stress test. Not the adapter rating.

Not available

Not available

Sustained CPU power (measured)iObserved sustained CPU package power during the documented test. Not the configured PL1 limit.

Not available

Not available

GPU power while gaming (measured)iObserved GPU-only power while running the documented game and settings.

Not available

Not available

Weight (measured)iReviewer measured laptop mass without its power adapter unless the source note explicitly states otherwise.

Not available

Not available

Certifications

4 of 6 differ

Intel EvoiManufacturer certification of the exact configuration as Intel Evo. Processor support alone does not establish certification.

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Copilot+ PCiManufacturer identifies the configuration as Copilot+ PC. A Copilot keyboard key alone is insufficient.

Yes1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

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Colour certifications

PANTONE Validated1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026PANTONE Validated does not itself establish factory calibration.

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ENERGY STAR

Yes1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact maker store certification claim. Registry entry not independently checked.

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EPEAT

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Other certifications

TÜV Rheinland low blue light, SGS Eye Care Display1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Maker TÜV Rheinland and SGS eye-care claims, not independently checked registry entries.

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In the box

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In the boxiAccessories confirmed for this exact SKU. Do not combine mutually exclusive regional bundles into one box.

68 W USB-C power adapter, Zenbook sleeve1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact US product features explicitly include 68 W USB-C charger and Zenbook sleeve. Generic country-dependent wireless mouse alternatives are not combined.

Surface Laptop 4 15-inch, Power Supply, Quick Start Guide, Safety and warranty documents1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Power adapter includediWhether a power adapter is included with this exact regional SKU. A supported or recommended adapter does not prove inclusion.

Yes1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026

Yes1Maker product pagemicrosoft.com/en-ca/p/surface-laptop-4/946627fb12t1Read 7 October 2026

Warranty

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Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026One-year international manufacturer warranty. Separate one-year accidental protection requires registration within 60 days, does not add a second year of ordinary warranty. No service mode inferred.

1year5Retailer pagebhphotovideo.com/c/product/1631876-REG/microsoft_5ui_00001_15_multi_touch_surface_laptop.htmlRead 5 October 2026Exact original US limited one-year maker warranty. Statutory rights and paid plans excluded.

Warranty serviceiDocumented manufacturer warranty service for the named market. Included paid service upgrades belong in the source note.

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Links

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Product page

www.asus.com/us/laptops/for-home/zenbook/asus-zenbook-s-16-um56062Maker product pageasus.com/us/laptops/for-home/zenbook/asus-zenbook-s-16-um5606Read 5 October 2026

support.microsoft.com/en-us/surface/models/surface-laptop-4-features4Owner's manualsupport.microsoft.com/en-us/surface/models/surface-laptop-4-featuresRead 5 October 2026US first-generation guide. Unavailable original US retail route not used.

Spec sheet

eshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.html1Maker product pageeshop.asus.com/us/90nb17h4-m00ka0-asus-zenbook-s-16-um5606-copilot-pc.htmlRead 5 October 2026Exact sold US UM5606GA-XS79T / 90NB17H4-M00KA0 maker store contains a complete technical sheet. The older UM5606WA/KA and newer HX470 or 465 retail configurations are not inherited.

news.microsoft.com/es-xl/fact-sheet-surface-laptop-42Maker product pagenews.microsoft.com/es-xl/fact-sheet-surface-laptop-4Read 10 October 2026Original maker May 2021 fact sheet published as web document. Region-specific business options not imported.

Manual

dlcdnets.asus.com/pub/ASUS/nb/UM5606GA/0409_E26453_UM5406_UM5606GA_A.pdf3Owner's manualdlcdnets.asus.com/pub/ASUS/nb/UM5606GA/0409_E26453_UM5406_UM5606GA_A.pdfRead 5 October 2026Original E26453 English UM5406/UM5606GA manual hosted and linked by exact UM5606GA support. Only 16-inch diagram applies.

support.microsoft.com/en-us/surface/models/surface-laptop-4-features4Owner's manualsupport.microsoft.com/en-us/surface/models/surface-laptop-4-featuresRead 5 October 2026

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

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Both are also in the API. Back to all laptops.