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ASUS Chromebook CX15 CX1505CTA vs Lenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

A

Product A: ASUS

Chromebook CX15 CX1505CTA

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B

Product B: Lenovo

IdeaPad Slim 3x (15", Gen 10) 15Q8X10

91 of 179 known

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All 179 fields

Every value links to where we found it.

Only differences

AASUS Chromebook CX15 CX1505CTA

BLenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

General

4 of 9 differ

Series

Chromebook3Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505Read 14 October 2026ASUS Chromebook laptops, model name CX15 (CX1505).

IdeaPad Slim 3x1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

CX1505CTA, CX1505CTA-WS48G1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026US tech spec, CX1505CTA column: Intel Processor N50, 4GB LPDDR5 on board, 128G eMMC, Forging Blue. The CX1505CTA family has other processors, 8GB and 16GB memory and 64GB storage, which are other configurations and are not stored. CX1505CTA-WS48G is the Staples SKU with the same N50, 4GB, 128GB hardware. The CX1505CTA-AS88F-PG (8GB) and CX1505CTA-S70256 (64GB eMMC) configurations differ and are not merged.

15Q8X10, 83N30000US1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact current Lenovo PSREF US 83N30000US opened in Chrome. Retained 16 GB/256 GB/15.3-inch WUXGA IPS touch/Luna Grey, Wi-Fi 7, 720p webcam and round-tip adapter. Non-touch, OLED, 8 GB and 512 GB configurations are excluded.9Retailer pagebestbuy.com/product/lenovo-ideapad-slim-3x-copilot-pc-15-3-2k-touchscreen-laptop-snapdragon-x-2025-16gb-memory-256gb-ssd-luna-grey/JJGSH82JL5Read 8 October 2026Exact Best Buy original US listing explicitly identifies 83N30000US with 16 GB/256 GB/15.3-inch WUXGA touch and Luna Grey, bridging retail identifier to the matching review hardware. Later 512 GB sibling offers are not substituted.

GTIN / EAN

Not available

1981566883471Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

7 April 20251Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected SKU PSREF date 7 April 2025, not the chip launch or actual first retail sale.

Status

Available1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026CX1505CTA column is on the ASUS US tech spec page on 2026-10-14.

Available9Retailer pagebestbuy.com/product/lenovo-ideapad-slim-3x-copilot-pc-15-3-2k-touchscreen-laptop-snapdragon-x-2025-16gb-memory-256gb-ssd-luna-grey/JJGSH82JL5Read 8 October 2026The marketed model was actually released and reviewed, and this exact original listing remains identifiable. Stock can change. No discontinued-production claim is inferred from a temporary listing status.

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

Not available

Not available

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

Not available

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

Not available

$7495Reviewpcworld.com/article/2830609/lenovo-ideapad-slim-3x-review.htmlRead 8 October 2026June 30, 2025 US review explicitly lists MSRP $749 as tested, in whole dollars. Reported hardware matches retained original US 83N30000US. Tax treatment is not stated. Current discounted prices and later 512 GB listings are excluded.

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 pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

US1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

ColoursiThe maker's own colour names

Pure Grey, Misty Green, Forging Blue, Fabric Blue, Cream Pink, Bubbles Purple2Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026CX1505CTA column of the global tab lists Pure Grey, Misty Green, Forging Blue, Fabric Blue, Cream Pink and Bubbles Purple. The US tab lists Forging Blue for the same column. Not every color is sold with every memory and storage option.

Luna Grey1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Segment

Mainstream3Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505Read 14 October 2026Listed under ASUS Laptops For Home, ASUS Chromebook laptops, a budget 15.6-inch model.

Mainstream5Reviewpcworld.com/article/2830609/lenovo-ideapad-slim-3x-review.htmlRead 8 October 2026Matching review describes the budget Snapdragon Windows laptop. No measurements from non-touch/OLED/512 GB configurations are transferred.

Form factor

Clamshell3Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505Read 14 October 2026Hinged clamshell in the maker photos. Non-touch, no 360 hinge.

Clamshell3Owner's manualdocuments.cdn.ifixit.com/UHULoGcjn5wTELMK.pdfRead 8 October 2026

Chassis

3 of 6 differ

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

Width359.5Depth232.2Thickness (max)20.1mm(14.2 × 9.1 × 0.8 in)1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 202635.95 x 23.22 x 2.01 ~ 2.01 cm. Converted to mm. One thickness, stored as maximum.

Width343.4Depth241.5Thickness (min)16.9Thickness (max)17.9mm(13.5 × 9.5 × 0.7 in)1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact metric body 343.4 x 239.5 x 16.9-17.9 mm. Family PSREF footnote explicitly gives 241.5 mm depth including the camera bump, used for complete closed-body extent. No body millimetres are inferred from rounded inches.

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

1.59kg(3.5 lb)1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Start from 1.59 kg (3.51 lbs). A starting weight, configurations may vary.

1.55kg(3.4 lb)1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Maker starting IPS model mass 1.55 kg, not measured sample mass or charger-inclusive weight.

Lid material

Plastic8Reviewtechradar.com/computing/chromebooks/asus-chromebook-cx15-reviewRead 14 October 2026Review unit was the CX1505 with Celeron N4500 and the same chassis. Text: build quality is not great and the plastic chassis flexes. Lid and base are not named separately.

Aluminium1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Bottom material

Plastic8Reviewtechradar.com/computing/chromebooks/asus-chromebook-cx15-reviewRead 14 October 2026Same sentence. The ports are all on the left side.

Plastic1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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 pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026US MIL-STD 810H military-grade standard. Maker claim. The tested procedures are not listed.

Yes1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Maker claims MIL-STD-810H passed, 21 test items. Not a claim of every possible standard procedure.

Display

7 of 25 differ

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

15.6in(39.6 cm)1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Display row: 15.6-inch, non-touch screen, wide view, anti-glare display, 300nits, NTSC 45%.

15.3in(38.9 cm)1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Native resolution

1920 × 1080px2Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Global tab Display row: FHD (1920 x 1080) 16:9, 15.6-inch, non-touch.

1920 × 1200px1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Pixel density

141.2ppi=CalculatedFrom Screen size and Native resolution

148ppi=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.

IPS5Spec databasestarryhope.com/chromebooks/models/asus-chromebook-cx15-cx1505ctaRead 14 October 2026Display row: IPS, non-touch.6Retailer pagestaples.com/asus-plus-cx15-15-6-chromebook-intel-core-n50-4gb-ram-128gb-ssd-chrome-os-cx1505cta-ws48g/product_24763086Read 14 October 2026Staples spec for CX1505CTA-WS48G: 15.6 IPS, 1920x1080. ASUS prints Wide view without naming IPS.

IPS1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact maker IPS wording. PSREF qualifies that IPS-family suppliers can include PLS, ADS, AHVA or AAS. No panel part number inferred.

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.

Matte1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Anti-glare display.

Matte1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Touchscreen

No1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Non-touch screen.

Yes1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Stylus

Not available

None1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected table explicitly Pen Not Supported. Ordinary capacitive touch input does not establish active pen support.

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 Chromebook CX15 CX1505CTA

Width (px)	Height (px)	Maximum operating refresh (Hz)
1920	1080	60

Source7Spec databasekelaptop.com/en/asus-chromebook-cx15-cx1505cta-s70276-90nx0922-m00990Read 14 October 2026S70276 page: 15.6 FHD 1920x1080, 60 Hz, anti-glare, not touch. Same panel row as the stored configuration.

BLenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

Not available

Max refresh rate

60Hz=CalculatedFrom Refresh rate modes

Not available

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.

300nits1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026ASUS lists 300nits without a qualifier.

300nits1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact 300 nits ordinary IPS specification. OLED sibling peak/typical brightness is excluded. Maker 45% NTSC is not converted to another color space.

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

Not available

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.

Not available

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.

Not available

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

Not available

Not available

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

9 of 14 differ

Processor

Intel Processor N501Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Processor row: Intel Processor N50 1.0 GHz (6MB Cache, up to 3.4 GHz, 2 cores, 2 Threads).

Qualcomm Snapdragon X X1-26-1001Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Processor brand

Intel1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

Qualcomm1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 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 Chromebook CX15 CX1505CTA

Count	Base clock (GHz)	Max clock (GHz)
2	1	3.4

Source1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 20262 cores, base 1.0 GHz, up to 3.4 GHz as published. No P or E core split is published by ASUS.

BLenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

Count	Core	Max clock (GHz)
8	Qualcomm Oryon	3

Source4Maker spec sheet (PDF)qualcomm.com/content/dam/qcomm-martech/dm-assets/images/company/news-media/media-center/press-kits/ces-2025/documents/ProductBriefSnapdragonX.pdfRead 8 October 2026Maker rendered specification table says eight Oryon cores, up to 3.0 GHz (2.976). Stored 3 GHz retains the exact laptop maker advertised up-to value, with the component document more precise 2.976 figure noted. No base clock or P/E role is inferred. Total Cache 30 MB is not classified as L3, so cpu_cache_l3_mb remains unavailable.

CPU cores

2=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.

Not available

Not available

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

Not available

Not available

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

21Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

810Spec databasenotebookcheck.net/Qualcomm-Snapdragon-X1P-26-100-Processor-Benchmarks-and-Specs.942259.0.htmlRead 8 October 2026Exact component table says 8 cores / 8 threads. Legacy URL/title uses X1P, but the current body and actual processor identity explicitly identify Snapdragon X X1-26-100, matching the maker laptop reference. Generic power expectations, other laptop benchmarks and unbridged cache-layer quantities are not transferred.

Max boost clock

3.4GHz=CalculatedFrom Core configuration

3GHz=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.

6MB1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

Not available

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.

10nm4Maker product pageintel.com/content/www/us/en/products/sku/233089/intel-processor-n50-6m-cache-up-to-3-40-ghz/specifications.htmlRead 14 October 2026Lithography Intel 7, stored as 10 nm like other Intel 7 laptops.

4nm4Maker spec sheet (PDF)qualcomm.com/content/dam/qcomm-martech/dm-assets/images/company/news-media/media-center/press-kits/ces-2025/documents/ProductBriefSnapdragonX.pdfRead 8 October 2026Rendered maker process row explicitly states 4 nm. No chip process or generic CPU TDP is converted into configured laptop power.

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.

Not available

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.

Not available

45TOPS1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Dedicated Qualcomm Hexagon NPU up to 45 TOPS. Precision not published in this laptop table. SoC/reference-design benchmark scores are not device measurements.

Graphics

1 of 9 differ

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

No1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

No1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact table explicitly Integrated Qualcomm Adreno GPU. Shared RAM is not dedicated graphics memory.

GPU

Not available

Not available

GPU brand

Not available

Not available

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

Not available

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

Intel UHD Graphics1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

Qualcomm Adreno X1-451Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 20265Reviewpcworld.com/article/2830609/lenovo-ideapad-slim-3x-review.htmlRead 8 October 2026Exact matching reviewed hardware specification explicitly identifies Qualcomm Adreno X1-45, refining the maker generic Integrated Qualcomm Adreno wording. No GPU clock, power or dedicated VRAM is inferred.

Memory

5 of 9 differ

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

4GB1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 20264GB LPDDR5 on board, Memory Max Up to 4GB for this column.

16GB1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

RAM type

LPDDR51Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

LPDDR5X1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

8,448MT/s1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Configured LPDDR5X-8448. Family PSREF explicitly notes installed chips are rated 8533 but operate at 8448 due to the platform limit. The higher chip rating is not substituted.

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.

14Maker product pageintel.com/content/www/us/en/products/sku/233089/intel-processor-n50-6m-cache-up-to-3-40-ghz/specifications.htmlRead 14 October 2026Max # of Memory Channels: 1 for the Processor N50. The installed memory is on board LPDDR5, so one channel is stored. ASUS does not state the channel count.

21Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected Memory Slots row explicitly dual-channel for the 16 GB and 24 GB configurations. This retains the laptop maker logical dual-channel classification. Chip-maker count of eight 16-bit subchannels is a different counting convention and is not copied here.

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

Soldered1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

Soldered1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

Not available

Free RAM slots

Not available

Not available

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

Not available

16GB1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact fixed-SKU Max Memory explicitly states 16 GB soldered, not upgradable. Global factory 24 GB and 8 GB sibling SKUs are not upgrades to this board.

Storage

7 of 7 differ

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

128GB1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

256GB1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Storage type

eMMC1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

NVMe SSD1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

41Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

AASUS Chromebook CX15 CX1505CTA

Not available

BLenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

Form factor	Interface	PCIe generation	PCIe lanes	Count	Occupied
M.2 2242	PCIe NVMe	4	4	1	Yes
M.2 2242	PCIe NVMe	4	4	1	No

Source1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Complete exact table specifies two M.2 2242 PCIe 4.0 x4 sockets. One 256 GB SSD is installed and one storage socket free. Wireless module socket is excluded. Not M.2 2280.

M.2 slots

Not available

2=CalculatedFrom Storage slots

Free storage slots

Not available

1=CalculatedFrom Storage slots

Maximum slot PCIe generation

Not available

4=CalculatedFrom Storage slots

Ports

4 of 7 differ

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

AASUS Chromebook CX15 CX1505CTA

Type	Version	Count	Side	Maximum data rate (Gbps)	DP Alt Mode
USB-C	USB 3.2 Gen 1	2	Left	5	Yes
USB-A	USB 3.2 Gen 1	1	Left	5	Not available
HDMI	HDMI 1.4	1	Left	Not available	Not available
3.5 mm audio	Not available	1	Left	Not available	Not available

Source2Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026CX1505CTA column: 2x USB 3.2 Gen 1 Type-C support display / power delivery, 1x USB 3.2 Gen 1 Type-A, 1x 3.5mm combo audio jack, 1x HDMI 1.4. The US tab's CX1505CTA I/O cell lists only up to 2x USB 3.2 Gen 1 Type-A and the audio jack, which looks truncated. The CX1505CKA column lists one USB-C, so counts are not copied between columns.7Spec databasekelaptop.com/en/asus-chromebook-cx15-cx1505cta-s70276-90nx0922-m00990Read 14 October 2026S70276 page: 2x USB-C (USB 3.2 Gen 1, DisplayPort Alt Mode), 1x USB-A, 1x HDMI 1.4, combo jack. Matches the ASUS global CX1505CTA column.

BLenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

Type	Version	Count	Side	Maximum data rate (Gbps)	DP Alt Mode	Maximum charging input (W)
DC in	Not available	1	Left	Not available	Not available	Not available
USB-A	3.2 Gen 1	1	Left	5	Not available	Not available
USB-A	3.2 Gen 1	1	Right	5	Not available	Not available
USB-C	3.2 Gen 1 / DisplayPort 1.2	1	Left	5	Yes	65
HDMI	HDMI 1.4	1	Left	Not available	Not available	Not available
3.5 mm audio	Not available	1	Left	Not available	Not available	Not available
SD card	Not available	1	Right	Not available	Not available	Not available

Source3Owner's manualdocuments.cdn.ifixit.com/UHULoGcjn5wTELMK.pdfRead 8 October 2026Original complete left/right diagrams confirm physical placement and one full-size SD reader. Protocol table supports USB 5 Gbps and DP 1.2. Exact current PSREF explicitly states accepted USB PD 45-65 W input, independently of the main round-tip adapter. Peripheral 5 V/3 A is not converted to an unclaimed watt scalar. SoC USB4 and newer HDMI support are not inherited into this laptop implementation.

USB-C ports

2=CalculatedFrom Ports

1=CalculatedFrom Ports

Thunderbolt

Not available

Not available

Highest HDMI version

HDMI 1.4=CalculatedFrom Ports

HDMI 1.4=CalculatedFrom Ports

Card reader

No=CalculatedFrom Ports

Yes=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

65W=CalculatedFrom Ports

Wireless

3 of 5 differ

Wi-Fi

Wi-Fi 61Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Wi-Fi 6 (802.11ax) (Dual band) 2*2 + Bluetooth 5.4 wireless card.2Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Same wireless row on the global tab.

Wi-Fi 71Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

2.4 GHz, 5 GHz1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Dual band, read as 2.4 and 5 GHz.

Not available

Wi-Fi module

Not available

Not available

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 pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

5.41Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact maker advertised 5.4. PSREF notes actual operation may use a lower version depending on OS, drivers and other factors.

Cellular

Not available

No1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact WWAN Not Supported statement. Generic Snapdragon modem capability is not installed cellular service.

Keyboard and touchpad

5 of 8 differ

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

Not available

English1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected Backlit, English row. More specific US/ANSI localization not inferred from country.

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.

None5Spec databasestarryhope.com/chromebooks/models/asus-chromebook-cx15-cx1505ctaRead 14 October 2026Backlit Keyboard: No. The Staples page for CX1505CTA-WS48G also says backlit keyboard No.6Retailer pagestaples.com/asus-plus-cx15-15-6-chromebook-intel-core-n50-4gb-ram-128gb-ssd-chrome-os-cx1505cta-ws48g/product_24763086Read 14 October 2026Backlit keyboard: No.

Backlit, type not stated1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Maker confirms backlit but does not state a color or RGB topology. Photo key legends do not prove white backlight.

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

Yes5Spec databasestarryhope.com/chromebooks/models/asus-chromebook-cx15-cx1505ctaRead 14 October 2026Keyboard row: numeric keypad. Backlit keyboard No. The ASUS US tab lists Support NumberPad only for the CX1505CKA column. The Staples product photo of the CX1505CTA shows keys to the right of the main block.7Spec databasekelaptop.com/en/asus-chromebook-cx15-cx1505cta-s70276-90nx0922-m00990Read 14 October 2026Keyboard: full-size with numeric keypad.

Yes2Maker spec sheet (PDF)psref.lenovo.com/syspool/Sys/PDF/IdeaPad/IdeaPad_Slim_3_15Q8X10/IdeaPad_Slim_3_15Q8X10_Spec.pdfRead 8 October 2026Exact platform explicitly includes a numeric keypad, corroborated by full selected maker photograph and matching review.

Key traveliPhysical key travel distance, not actuation distance.

1.35mm1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Chiclet Keyboard, 1.35mm Key-travel, Spill-resistant Keyboard.

1.3mm2Maker spec sheet (PDF)psref.lenovo.com/syspool/Sys/PDF/IdeaPad/IdeaPad_Slim_3_15Q8X10/IdeaPad_Slim_3_15Q8X10_Spec.pdfRead 8 October 2026Physical key travel 1.3 mm in exact platform keyboard specification.

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

Not available

No3Owner's manualdocuments.cdn.ifixit.com/UHULoGcjn5wTELMK.pdfRead 8 October 2026Complete matching base-view keyboard diagram and genuine selected maker photo show a touchpad and no dedicated pointing stick.

Touchpad size

Not available

Width120Height75mm(4.7 × 3 in)1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

Camera and audio

6 of 7 differ

Webcam

720p5Spec databasestarryhope.com/chromebooks/models/asus-chromebook-cx15-cx1505ctaRead 14 October 2026CX1505CTA page: camera 720p with a physical privacy shutter. The ASUS global tab lists both 720p and 1080p cameras for the CX1505CTA column.

720p HD1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

No5Reviewpcworld.com/article/2830609/lenovo-ideapad-slim-3x-review.htmlRead 8 October 2026Matching X1-26-100/16 GB/256 GB/15.3-inch WUXGA IPS touch/720p/Luna Gray/Wi-Fi 7 unit review explicitly says no IR camera for facial recognition. Its separate palm-rest fingerprint sensor remains available.

Webcam privacy

Physical shutter1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Camera row: With privacy shutter.

Physical shutter1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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.

Not available

21Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

4W1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected SKU PSREF explicitly publishes stereo speakers, 2 W x2. Combined published driver rating is 4 W under the field contract. RMS versus peak basis is not stated. This is not measured sound pressure or adapter consumption.

Audio features

Not available

Dolby Audio, Qualcomm WCD9385 codec1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact stereo pair 2 W x 2, optimized with Dolby Audio, and Qualcomm WCD9385 codec. Power basis is not classified as RMS or peak. No measured loudness is inferred.

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

Not available

21Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Battery and power

4 of 5 differ

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

42Wh1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 202642WHrs, 3S1P, 3-cell Li-ion.

60Wh1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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 Chromebook CX15 CX1505CTA

Not available

BLenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

Use case	Hours (h)
Video playback	22.5

Source2Maker spec sheet (PDF)psref.lenovo.com/syspool/Sys/PDF/IdeaPad/IdeaPad_Slim_3_15Q8X10/IdeaPad_Slim_3_15Q8X10_Spec.pdfRead 8 October 2026Manufacturer approximate maximum for 60 Wh models, local 1080p video playback at 150 nits and default volume: 22.5 hours. Test CPU/RAM/storage/display, firmware, wireless state and operating preset are not published. Retained as advertised model/battery-class maximum, not exact reviewed runtime. 50 Wh 18.5-hour claim excluded.

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.

45W1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026TYPE-C, 45W AC Adapter, 15V DC 3A. Wall-mount.

65W1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact 65 W Round Tip 3-pin adapter. This differs from alternative USB-C adapter offerings and does not establish peripheral output power.

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 pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

Barrel1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

Not available

Cooling

1 of 4 differ

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

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

AASUS Chromebook CX15 CX1505CTA

Not available

BLenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

Name
Best Performance
Best Power Efficiency

Source3Owner's manualdocuments.cdn.ifixit.com/UHULoGcjn5wTELMK.pdfRead 8 October 2026Original guide explicitly names Windows Best Performance and Best Power Efficiency, with Fn+Q switching active power mode. These are Windows power modes, not invented OEM fan presets. Unnamed third Windows mode and numerical configured power limits remain unavailable.

Security

3 of 4 differ

Fingerprint

Not available

Separate1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact table Touch Style, on Palm Rest. Matching PCWorld review locates separate sensor below the number-pad Enter key, not within the power button, keyboard key or touchpad.

TPM

Not available

2.01Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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.

Yes1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Security row: Titan C Security Chip, Kensington Nano Security Slot (6x 2.5mm).

Not available

Software

3 of 3 differ

Operating system

ChromeOS1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026ChromeOS.

Windows 11 Home (on ARM)1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact English Windows 11 Home on ARM reference. PSREF End of Support 2031-03-28 is not a guaranteed OS/security-update endpoint and is not stored as security_updates_until.

OS family

ChromeOS1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026

Windows1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 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.

June 20335Spec databasestarryhope.com/chromebooks/models/asus-chromebook-cx15-cx1505ctaRead 14 October 2026AUE date listed as June 2033 for the CX1505CTA with the Intel N50. Google's Auto Update policy table lists Chromebook CX1505CTAZ as Jun 2033 and Chromebook Plus CX15 (CX1505CTA) as Jun 2035. ASUS names the non-Plus model CX1505CTA, so the Z row is read as this model. Doubt noted.9Maker product pagesupport.google.com/chrome/a/answer/6220366Read 14 October 2026Google Chrome Enterprise Auto Update policy table, ASUS section: Chromebook CX1505CTAZ Jun 2033. Chromebook Plus CX15 (CX1505CTA) Jun 2035 is the Plus model and is not used. Stored with month precision.

Not available

Measured display

1 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

Not available

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

Not available

296.2nits6Measurementtomsguide.com/computing/laptops/lenovo-ideapad-slim-3x-reviewRead 8 October 2026Published average brightness 296.2 nits for X1-26-100/16 GB/256 GB/15.3-inch WUXGA IPS touch. Current standard lab method uses five-point mean with Klein K10-A and ChromaSurf. This is not the table 310-nit peak or a center-point value. The separately stated 48.4% DCI-P3 result is gamut volume per method and is not stored as coverage.7Measurementtomsguide.com/computing/how-we-test-laptops-tablets-pcsRead 8 October 2026Standard display method explicitly Klein K10-A/ChromaSurf and a five-point average. Default retail manufacturer display settings. Color gamut is explicitly volume, so no volume result is imported into a coverage field.

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

Not available

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

Not available

Not available

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

None of 9 known

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

Not available

Not available

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

Not available

Not available

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

Not available

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

Not available

Not available

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

Not available

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

Not available

Not available

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

Not available

Not available

Measured battery and power

3 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 Chromebook CX15 CX1505CTA

Not available

BLenovo IdeaPad Slim 3x (15", Gen 10) 15Q8X10

Test	Brightness (nits)	Hours (h)
Video playback	250	16.37
Wi-Fi browsing	150	16.48

Source5Reviewpcworld.com/article/2830609/lenovo-ideapad-slim-3x-review.htmlRead 8 October 2026First row only is this review: average 982 minutes, converted to 16.37 h, Windows 11 local 4K Tears of Steel loop at 250 nits, airplane mode enabled, until system suspends. Test power mode, firmware and playback software not named. Matching CPU, RAM, SSD capacity and IPS touch display. The second row is separately sourced Tom's Guide Wi-Fi test, not another PCWorld result. Cinebench R24, Time Spy overall and Night Raid scores lack required minor-version/profile proof and are excluded.6Measurementtomsguide.com/computing/laptops/lenovo-ideapad-slim-3x-reviewRead 8 October 2026Second table row only: exact review reports 16 hours 29 minutes, converted to 16.48 h. Current published Tom's Guide standard laptop battery method is Edge page cycling on closed Wi-Fi at 150 nits with background applications, keyboard lighting, Bluetooth and location services disabled, and a custom battery test plan whose name is not stated. Review does not disclose firmware or a named device preset. Linked shopping offers now have 512 GB, but original tested specification table explicitly retains 256 GB, which is the selected record.7Measurementtomsguide.com/computing/how-we-test-laptops-tablets-pcsRead 8 October 2026Standard laptop battery procedure, closed Wi-Fi Edge page cycle at 150 nits and a custom power plan. Used only to document the Tom's Guide row. PCWorld local video row has its own separately published conditions.

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

Not available

16.48h=CalculatedFrom Battery runtime per test

Video runtimeiMeasured by a reviewer, not claimed by the maker

Not available

16.37h=CalculatedFrom Battery runtime per test

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

3 of 6 differ

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

Not available

Not available

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

Not available

Yes1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected AI PC Category Copilot+ PC, not a claim based on a Copilot keyboard key.

Colour certifications

Not available

Not available

ENERGY STAR

Yes1Maker product pageasus.com/us/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Ecolabels row for the CX1505CTA column: Energy star 9.0 and 28% total PCR recycled plastic.

Yes1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact maker ENERGY STAR 9.0 claim, not independently checked against a registry.

EPEAT

Not available

Gold1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected EPEAT 1.0 Gold Registered maker claim. Other-region tiers and independent registry verification are not asserted.

Other certifications

Not available

TÜV Rheinland Low Blue Light (Software Solution), ErP Lot 6/26, RoHS compliant1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

In the box

2 of 2 differ

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

Not available

65 W round-tip power adapter1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected supplied round-tip adapter only. Bundled Accessories None excludes optional mouse, sleeve or backpack.

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

Not available

Yes1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact selected adapter row identifies the supplied 65 W round-tip adapter. Matching original guide and reviewed unit independently show the included round-tip supply. Regional no-adapter offerings are excluded.

Warranty

1 of 2 differ

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.

1year6Retailer pagestaples.com/asus-plus-cx15-15-6-chromebook-intel-core-n50-4gb-ram-128gb-ssd-chrome-os-cx1505cta-ws48g/product_24763086Read 14 October 20261-year limited warranty on the Staples listing (US).

1year1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

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

Not available

Collect and return, Carry-in1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact US one-year Courier or Carry-in manufacturer warranty. No included upgrade. Courier maps to collect-and-return rather than onsite.

Links

Not compared

Product page

www.asus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx15053Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505Read 14 October 2026

psref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X101Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026Exact current manufacturer configuration-reference page for 83N30000US. Original maker storefront offers can change to larger-storage SKUs, so this stable maker identity reference is retained.

Spec sheet

www.asus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspec2Maker product pageasus.com/laptops/for-home/chromebook/asus-chromebook-cx15-cx1505/techspecRead 14 October 2026Global tech spec page for the CX1505 family.

psref.lenovo.com/syspool/Sys/PDF/IdeaPad/IdeaPad_Slim_3_15Q8X10/IdeaPad_Slim_3_15Q8X10_Spec.pdf1Maker product pagepsref.lenovo.com/Detail/IdeaPad_Slim_3_15Q8X10Read 8 October 2026

Manual

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documents.cdn.ifixit.com/UHULoGcjn5wTELMK.pdf3Owner's manualdocuments.cdn.ifixit.com/UHULoGcjn5wTELMK.pdfRead 8 October 2026Unmodified original Lenovo Second Edition April 2025 user guide from public iFixit document mirror. About this guide explicitly includes IdeaPad Slim 3 15Q8X10 and machine type 83N3. Current official support HTML was opened but its PDF control did not yield a file after bounded attempts, so the readable original mirror was used.

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.