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Samsung Galaxy S25+ vs Xiaomi 15 Ultra

A

Product A: Samsung

Galaxy S25+

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B

Product B: Xiaomi

15 Ultra

96 of 162 known

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Every value links to where we found it.

Only differences

ASamsung Galaxy S25+

BXiaomi 15 Ultra

General

6 of 11 differ

Series

Galaxy S251Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Not available

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

SM-S936B, SM-S936B/DS, SM-S936BDBDEUB1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Exact EU hardware SM-S936B/DS and selected UK Navy 12 GB/256 GB SKU SM-S936BDBDEUB. No US radio variant is added.

25010PN30G3Owner's manualgl123.alsgp0.mi-fds.com/gl123/XIAOMI/O1_Xiaomi%2015%20Ultra/O1_QSG&WN%E5%8F%8ASI%E5%90%88%E5%86%8C%20%E6%AC%A7%E8%A7%8414%E8%AF%AD%E7%89%88_%E5%90%AB%E5%85%85%E4%B8%8D%E5%90%ABType-C%E7%89%88.pdfRead 5 October 2026Safety Information pages 2-3 identify exact G model.

GTIN / EAN

Not available

Not available

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

22 January 20252Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Article published 23 January but body dateline explicitly states San Jose announcement 22 January 2025.

Not available

Status

Available1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Available4Maker product pagemi.com/uk/support/terms/xiaomi-15-series-first-saleRead 5 October 2026

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

Samsung Galaxy S24+8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Notebookcheck's review calls the Galaxy S24+ the predecessor of the Galaxy S25+.

Xiaomi 14 Ultra6Reviewnotebookcheck.net/Xiaomi-15-Ultra-review-Leica-powered-powerhouse.975197.0.htmlRead 23 October 2026Notebookcheck's review says the Xiaomi 15 Ultra follows the 14 Ultra and calls the 14 Ultra its predecessor.

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.

Samsung Galaxy S26+10Reviewgsmarena.com/samsung_galaxy_s26_plus-review-2941p6.phpRead 23 October 2026GSMArena's review says Samsung barely changed anything in the Galaxy S26+ compared to last year's Galaxy S25+.11Reviewgsmarena.com/samsung_galaxy_s26_plus_vs_galaxy_s25_plus_review_battery_camera_price_compared-news-72228.phpRead 23 October 2026GSMArena's comparison says the Galaxy S26+ falls behind its predecessor in 4G calling and names the Galaxy S25+ as that model.

Xiaomi 17 Ultra7Reviewnotebookcheck.net/Xiaomi-17-Ultra-review-Best-overall-package-in-the-smartphone-sector-meets-Leica-APO-zoom.1211793.0.htmlRead 23 October 2026Notebookcheck's review calls the Xiaomi 17 Ultra the successor to the Xiaomi 15 Ultra.

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

Not available

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.

EU, GB1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

GB3Owner's manualgl123.alsgp0.mi-fds.com/gl123/XIAOMI/O1_Xiaomi%2015%20Ultra/O1_QSG&WN%E5%8F%8ASI%E5%90%88%E5%86%8C%20%E6%AC%A7%E8%A7%8414%E8%AF%AD%E7%89%88_%E5%90%AB%E5%85%85%E4%B8%8D%E5%90%ABType-C%E7%89%88.pdfRead 5 October 2026Legal Information explicitly permits UK operation. The represented retail bundle is UK only.

ColoursiThe maker's own colour names

Navy, Icyblue, Mint, Silver Shadow, Blueblack, Coralred, Pinkgold3Press releasenews.samsung.com/us/samsung-galaxy-s25-series-sets-standard-of-ai-phone-true-ai-companion-unpacked2025Read 5 October 2026Model-specific standard and Samsung.com-exclusive finishes in launch Availability & Offers. Colour list only, no US hardware or dollar price inherited into EU model.

Black1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Exact UK reference: Black, 16 GB RAM, 512 GB storage, model 25010PN30G. Other regional batteries and colour-dependent thickness/weight are excluded.

Form factor

Bar1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Bar1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Maker product images identify a conventional non-folding handset.

OS support period (claimed)iYears of OS updates promised by the maker. Do not convert a number of Android generations into years, or mix an EU minimum counted from end of sale with a launch-based promise.

Not available

Not available

Security support period (claimed)iYears of security updates promised by the maker. State when the period starts in the source note. A regulatory minimum counted from end of market placement is a different basis.

7years2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Seven years of security updates. Seven OS generations are not converted to years.

Not available

Security updates untiliPublished end date of security support for the exact model. Do not calculate a date from a rounded number of years.

31 January 20321Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Software Support explicitly publishes 31 January 2032. Not calculated from launch date.

Not available

Body

6 of 16 differ

HeightiBody height in portrait orientation. Foldables use the unfolded body.

158.4mm1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Physical specification explicitly uses HxWxD. No width-first launch-table confusion.

161.3mm1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

WidthiBody width in portrait orientation.

75.8mm1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

75.3mm1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Thickness

7.3mm1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Published handset body thickness, not camera-inclusive reviewer thickness.

9.35mm1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Thickness with camera bump

Not available

Not available

Folded dimensions

Not available

Not available

WeightiHandset weight without accessories. Colour and material differences belong in variants.

190g(6.7 oz)1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

226g(8 oz)1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Frame

Aluminium1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Maker durability footnote identifies Armor Aluminium frame, excluding keys and SIM tray.

Aluminium2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Front

Corning Gorilla Glass Victus 21Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Maker durability footnote expressly applies Victus 2 to front and rear.

Xiaomi Shield Glass 2.02Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

BackiMaterial of the back cover as the maker names it. Aluminium is a metal back cover, as on a unibody. Silicone is a back the maker calls silicone, even with a leather or fabric look. A mixed back, such as metal with a glass insert, is Other.

Glass1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Maker durability footnote expressly applies Victus 2 to rear.

Fiberglass composite2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026Phone Body: Black/White glass fiber on Xiaomi 15 Ultra. Mixed leather finishes are excluded.

Dust and water rating

IP682Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026

IP681Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Water resistance depth

1.5m2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Fresh water up to 1.5 m in laboratory conditions.

1.5m1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Water resistance time

30min2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Same IP68 footnote: up to 30 minutes, not permanent waterproofing.

30min1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

MIL-STD-810

Not available

Not available

SIM capacityiPhysical nano-SIM slots and maximum simultaneously active eSIMs. These counts are alternatives and must not be added to infer total active subscriptions.

Nano-SIMs2Active eSIM capacity2eSIM onlyNo1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026SIM1+SIM2, SIM1+eSIM or dual eSIM. Alternative configurations with maximum two active subscriptions, not four.

Nano-SIMs2Active eSIM capacity2eSIM onlyNo1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Two physical nano-SIMs. Supports two active eSIMs as an alternative to physical SIMs. Stored eSIM profile count is excluded.

Stylus

Not available

Not available

Stylus name

Not available

Not available

Display

14 of 24 differ

Screen sizeiMaker diagonal for the main display as a full rectangle. Rounded corners and cutouts reduce the viewable area.

6.7in(17 cm)1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Full rectangular diagonal. Rounded-corner area is not substituted.

6.73in(17.1 cm)1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Resolution

1440 × 3120px1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Published main display pixels in portrait width by height.

1440 × 3200px1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Pixel density

512.9ppi=CalculatedFrom Screen size and Resolution

521.4ppi=CalculatedFrom Screen size and Resolution

Aspect ratio

19.5:98Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Exact European Samsung Germany 12 GB/256 GB review phone display table.

Not available

Display type

LTPO OLED1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 20268Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Display section expressly identifies LTPO. Not inferred solely from variable refresh.

OLED1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Display type (as published)

Dynamic AMOLED 2X1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

AMOLED1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Max refresh rateiHighest stated display refresh rate. Game-only or app-specific modes must be identified in the source note.

120Hz1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

120Hz1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Up to 120 Hz in supported apps.

Min refresh rateiLowest stated adaptive display refresh rate. A variable refresh display does not itself prove an LTPO backplane.

1Hz2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Exact S25+ display launch table specifies adaptive 1–120 Hz. LTPO backplane remains unproved for the retained OLED technology value.

1Hz1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Touch sampling rateiStandard touch sampling rate the maker states. A figure the maker ties to a game, boost or instant mode goes in the instant field. When the maker names no mode, the figure is stored here and the source note quotes the wording.

Not available

300Hz1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Up to the stated rate, actual rate depends on displayed content.

Instant touch samplingiHighest touch sampling rate the maker states for a game, boost or instant mode.

Not available

Not available

Display brightness (typical, claimed)iMaker stated typical brightness, not a reviewer measurement or automatic outdoor mode. On a foldable, the main inner screen.

Not available

Not available

Outdoor brightness (claimed)iMaker stated outdoor or high-brightness-mode value. A peak outdoor claim need not be full-screen sustained brightness.

Not available

1,000nits2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026Screen section identifies global HBM 1000 nits. Manual maximum (Typ) 800 nits is a manually adjusted maximum and is not stored as typical brightness.

Peak display brightness (claimed)iManufacturer-stated peak brightness. Store HDR, window size and operating mode only as stated in the source note. Outdoor/HBM claims use the separate field. On a foldable, the main inner screen.

2,600nits7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Display section quotes 2600 nits peak as a claimed spec. No measurement, window size or HDR mode asserted.

3,200nits1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 20263200 nits maker peak. Multi-scenario peak, window size is not stated.

Minimum brightness

Not available

2nits2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Colour depth per channeliBits for each RGB colour channel, not total bits per pixel. A 24-bit RGB pixel means 8 bits per channel. No native-versus-dithered assumption.

Not available

12bits2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

DCI-P3 coverage

Not available

Not available

HDR playback formatsiHDR formats the phone can display or play back. Recorded video HDR formats use the separate video field.

HDR10, HDR10+, HLG7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Display and audio explicitly states HDR10+ compatibility. Recording HDR format not inferred from display HDR.8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Display section explicitly supports HDR10, HDR10+ and HLG playback. Recorded HDR is separate.

HDR10+, Dolby Vision, HDR Vivid1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

PWM dimming frequency

Not available

1,920Hz2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Always-on display

Yes5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Dedicated Always On Display section printed page 131.

Yes1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Front camera cutout

Punch hole5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Same exact device layout shows front camera through display hole.

Not available

Cover screen sizeiThe outer screen of a foldable, or a second screen on the back of a phone, such as on the Xiaomi 17 Pro Max.

Not available

Not available

Cover screen resolutioniWidth and height as the screen stands when the closed phone, or the phone with a rear screen, is held upright. Some makers print the long side first, such as Motorola's 1272 x 1080 for a screen that is 1080 px wide.

Not available

Not available

Cover screen refresh rate

Not available

Not available

Cover screen type

Not available

Not available

Platform

5 of 10 differ

OS at launch

Android 152Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Dated technical table: Android 15. Current support manual OS revisions do not overwrite launch OS.

Android 152Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026Operating System first-batch answer explicitly identifies Android 15.

Software

One UI 72Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026

Xiaomi HyperOS 21Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Latest stable OS (verified)iLatest stable OS explicitly verified for the exact model on the source accessed date. A downloadable manual, beta, or launch specification does not prove a stable update rollout.

Not available

Not available

Chipset

Qualcomm Snapdragon 8 Elite for Galaxy2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026

Qualcomm Snapdragon 8 Elite1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Process

3nm7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Performance section explicitly calls installed S25+ processor a 3 nm chip.

3nm1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

CPU cores

81Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

81Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

CPU configurationiCPU core counts, names and maximum clocks for the exact chipset configuration. Do not copy clocks from another regional chip or generic faster chip edition.

ASamsung Galaxy S25+

Count	Core	Max clock (GHz)
2	Qualcomm Oryon Prime	4.47
6	Qualcomm Oryon Performance	3.5

Source8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Exact phone processor table identifies two Oryon Prime and six Oryon Performance cores. Total is eight. Maker exact UK clock precision overrides the rounded review clock and malformed blank chart group.9Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 8 October 2026Exact UK SM-S936BDBDEUB CPU Speed publishes 4.47 GHz and 3.5 GHz. Exact phone review processor table identifies two Oryon Prime and six Oryon Performance cores. Its rounded 4.5 GHz and malformed empty group are not used as additional cores.

BXiaomi 15 Ultra

Count	Core	Max clock (GHz)
2	Prime	4.32
6	Performance	3.53

Source1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Max CPU clock

4.47GHz=CalculatedFrom CPU configuration

4.32GHz=CalculatedFrom CPU configuration

GPU

Adreno 8308Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Exact phone graphics table names Adreno 830.

Not available

NPU performance

Not available

Not available

Memory

4 of 6 differ

RAM

12GB1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 20262Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Model-specific launch memory matrix identifies 12 GB for every capacity.

16GB1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Installed memory for the exact sold configuration. Virtual RAM extension is excluded.4Maker product pagemi.com/uk/support/terms/xiaomi-15-series-first-saleRead 5 October 2026Product table explicitly lists 16 GB + 512 GB.

RAM typeiActual installed memory technology published for the phone. A chipset supported-memory list does not prove which type this device uses.

LPDDR5X8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Actual installed LPDDR5x in the European 12 GB/256 GB reference. Not copied from chipset-supported memory.

LPDDR5X1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Storage (nominal)iManufacturer nominal capacity before formatting, not available space. Published TB values use decimal SI conversion, 1 TB = 1000 GB. Literal maker GB values stay as published.

256, 512GB1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Nominal marketed capacity from model-specific launch matrix and sold UK options, not formatted free space. 1 TB is 1000 decimal GB.2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Exact S25+ launch model column pairs 12 GB RAM with 256 GB and 512 GB nominal storage. US and global Plus capacity lists agree.

512GB1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Nominal marketed decimal GB.4Maker product pagemi.com/uk/support/terms/xiaomi-15-series-first-saleRead 5 October 2026Exact product row, not an assumed arbitrary RAM/storage pairing.

Storage type

Not available

UFS 4.11Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Manufacturer installed storage technology.

Memory card

Not available

None2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Max card size

Not available

Not available

Rear cameras

11 of 14 differ

Physical rear camerasiOne row per physical imaging camera. Sensor crops, optical-quality zoom modes, autofocus laser and depth scanners do not add photographic lenses. A colour or multispectral sensor is not a camera row, even when the maker gives it a megapixel figure. A depth camera with its own megapixel figure, such as a 2 MP depth camera, is a row with the depth role. A ToF or lidar scanner is not a row.

ASamsung Galaxy S25+

Role	Resolution (MP)	Aperture (f/)	Autofocus	OIS	Optical zoom	Field of view
Main	50	1.8	Not available	Yes	Not available	85°
Telephoto	10	2.4	Not available	Yes	3×	36°
Ultrawide	12	2.2	Fixed	Not available	Not available	120°

Source2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Exact S25+ launch table identifies physical 50 MP main with OIS, 10 MP 3x telephoto and 12 MP ultrawide, with apertures and FoV. Optical-quality 2x sensor crop is not a separate lens.7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Camera section expressly identifies OIS on main and 3x telephoto. Says ultrawide lacks autofocus, represented as fixed focus. No base/Ultra lens values inherited.

BXiaomi 15 Ultra

Role	Resolution (MP)	Aperture (f/)	Focal length (35 mm equivalent) (mm)	Sensor optical format	OIS	Field of view	Sensor
Main	50	1.63	23	1 inch	Yes	Not available	LYT-900
Periscope telephoto	200	2.6	100	Not available	Yes	Not available	Not available
Telephoto	50	1.8	70	Not available	Yes	Not available	Not available
Ultrawide	50	2.2	14	Not available	Not available	115°	Not available

Source1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Number of rear cameras

3=CalculatedFrom Physical rear cameras

4=CalculatedFrom Physical rear cameras

Main camera

50MP=CalculatedFrom Physical rear cameras

50MP=CalculatedFrom Physical rear cameras

Longest physical-lens optical zoomiLargest optical zoom factor of a physical telephoto lens. Optical-quality sensor crops and advertised zoom ranges are excluded.

3×=CalculatedFrom Physical rear cameras

Not available

Maximum photo digital zoomiHighest stated digital zoom for photos. Video zoom can have a different limit. A total zoom factor such as Up to 100x counts, also when the maker adds AI processing to it.

30×1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

120×1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Flash

Rear flash5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Galaxy S25+ rear device layout on printed page 10 labels the rear flash. Emitter count and LED subtype are not stated.

Not available

Camera features

Scan documents and text, Scan QR codes, Shot suggestions, Scene optimiser, Watermark, Motion photo, Pro mode5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Camera settings on printed page 76 explicitly names these photography features. Model-specific differences outside this common camera section are not inferred.

Not available

Maximum rear video rate per resolutioniHighest stated capture frame rate at each resolution, including slow-motion modes. Lens restrictions and cloud-processed output must be named in the source note.

ASamsung Galaxy S25+

Width (px)	Height (px)	Highest capture rate (fps)
7680	4320	30
3840	2160	120
1920	1080	240

Source1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Recording 8K30 and slow motion 4K120/FHD240. Highest documented capture rate per resolution, including slow motion. Playback-only 8K60 excluded. No every-lens claim.

BXiaomi 15 Ultra

Width (px)	Height (px)	Highest capture rate (fps)
7680	4320	30
3840	2160	120
1920	1080	1,920
1280	720	1,920

Source1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Maker specifications advertise rear 8K 30 fps, 4K 120 fps, 1080p 1920 fps slow motion and 720p 1920 fps slow motion. Native versus interpolated capture and lens scope for high slow-motion modes are not disclosed. Regular 1080p maximum 60 fps and 720p maximum 30 fps are distinct.5Maker product pagemi.com/uk/product/xiaomi-15-ultraRead 5 October 2026Overview 4K 120 fps section restricts 4K 120 fps to 23 mm main and 100 mm periscope telephoto cameras. Highest advertised 1920 fps slow-motion lens scope remains unpublished.

Max video resolution

7680 × 4320px=CalculatedFrom Maximum rear video rate per resolution

7680 × 4320px=CalculatedFrom Maximum rear video rate per resolution

Recorded video HDR formatsiHDR formats explicitly supported for recording. Display playback support does not establish camera recording support.

Not available

Dolby Vision1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 20265Maker product pagemi.com/uk/product/xiaomi-15-ultraRead 5 October 2026Overview says Dolby Vision video across all focal lengths.

Log recording

Yes2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Launch body explicitly identifies Galaxy Log video colour-grading workflow. No unsupported HDR recording-format enum is inferred from generic 10-bit HDR.

Yes1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Video recording codecsiCodecs explicitly documented for recorded video. Excludes playback-only codecs and container names such as MP4 and MKV.

HEVC5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Printed page 77 explicitly discusses recording HEVC videos and shooting-mode restrictions. Playback file formats are not substituted. Other recording codecs remain unproved.

Not available

Video stabilisation

EIS7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Camera section explicitly says all cameras and resolutions support EIS.

Not available

Maximum slow-motion capture rateiCaptured frames per second, not the playback rate. Recording resolution and supported camera belong in the source note.

240fps1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Not available

Front camera

1 of 3 differ

Front camerasiOne row per physical front imaging camera. Depth or face authentication components are not additional selfie cameras.

ASamsung Galaxy S25+

Role	Resolution (MP)	Aperture (f/)	Field of view
Main	12	2.2	80°

Source2Press releasesamsungmobilepress.com/articles/samsung-galaxy-s25-series-sets-the-standard-of-ai-phone-as-a-true-ai-companionRead 5 October 2026Exact launch table gives 12 MP, f/2.2 and 80-degree FoV. Generic autofocus Yes is not guessed as PDAF.

BXiaomi 15 Ultra

Role	Resolution (MP)	Aperture (f/)
Main	32	2

Source1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Maximum front video rate per resolutioniHighest stated front-camera frame rate at each resolution, including slow motion where documented.

ASamsung Galaxy S25+

Width (px)	Height (px)	Highest capture rate (fps)
3840	2160	60

Source7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Camera section expressly separates main rear 8K30 from the other three cameras at up to 4K60, including the front selfie camera. No undocumented lower-resolution rate is inferred.

BXiaomi 15 Ultra

Width (px)	Height (px)	Highest capture rate (fps)
3840	2160	60

Source1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 20264K 60 fps front video directly stated. 720p/1080p rows omitted because FAQ KA-536389 Camera Recording Functions labels 1920 fps slow motion as front camera, conflicting with the spec page 30/60 fps limits. Exact front highest capture rates at those resolutions remain unresolved.

Front autofocus

Not available

Not available

Audio

3 of 4 differ

Stereo speakers

Yes1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Yes1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

3.5 mm jack

No1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Earjack USB Type-C. Complete manual layout shows USB-C headphone/multipurpose connector and no 3.5 mm socket.

Not available

Audio features

Dolby Atmos, Boost Dialog, Loudness Normalization7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Display and audio lists these exact handset sound-processing features.

Hi-Res Audio, Hi-Res Audio Wireless, Dolby Atmos1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

MicrophonesiPhysical microphones in the phone. Noise reduction channel count does not always establish microphone count.

35Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Exact S25+ shared model layout printed pages 9–10 shows distinct top, bottom and rear microphones. Air vent hole is excluded.

41Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Network

9 of 10 differ

Network

GSM, LTE, 5G1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Exact manufacturer Infra cell states GSM, LTE and 5G Sub6. It states 3G WCDMA/UMTS, which does not by itself prove HSPA. Existing enum cannot represent WCDMA/UMTS, so HSPA is omitted while exact UMTS bands remain separately stored.

GSM, UMTS, LTE, 5G3Owner's manualgl123.alsgp0.mi-fds.com/gl123/XIAOMI/O1_Xiaomi%2015%20Ultra/O1_QSG&WN%E5%8F%8ASI%E5%90%88%E5%86%8C%20%E6%AC%A7%E8%A7%8414%E8%AF%AD%E7%89%88_%E5%90%AB%E5%85%85%E4%B8%8D%E5%90%ABType-C%E7%89%88.pdfRead 5 October 2026Exact model radio table explicitly names GSM, LTE and 5G NR. The maker spec page lists 3G bands, so UMTS is stored. UMTS/WCDMA alone is not proof of HSPA, so HSPA is omitted.

2G bandsiExact model radio bands. State model and region. Do not substitute a worldwide union for one regional model.

GSM 850, GSM 900, DCS 1800, PCS 19001Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

B2, B3, B5, B81Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

3G bandsiExact model UMTS/WCDMA/HSPA bands or published MHz ranges. State which notation the source uses.

B1, B2, B4, B5, B81Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

B1, B2, B4, B5, B6, B8, B191Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

4G bandsiExact model LTE bands, not channel frequencies or aggregate world coverage.

B1, B2, B3, B4, B5, B7, B8, B12, B13, B17, B18, B19, B20, B25, B26, B28, B32, B66, B38, B39, B40, B411Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Exact EU full Network/Bearer table combines FDD and TDD band IDs.

B1, B2, B3, B4, B5, B7, B8, B12, B13, B17, B18, B19, B20, B25, B26, B28, B32, B66, B38, B39, B40, B41, B42, B48, B711Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

5G bandsiExact model 5G NR bands. A union of sub-6 and mmWave models is not evidence that every variant supports both.

n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n66, n38, n40, n41, n77, n78, n751Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Exact EU Sub6 FDD/TDD/SDL IDs only, no US mmWave union.

n1, n2, n3, n5, n7, n8, n12, n20, n25, n26, n28, n38, n40, n41, n48, n66, n75, n77, n78, n71, n791Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Exact international G model sold in the UK. SA and NSA lists are unioned without adding China-only bands.

5G modes

Not available

SA, NSA1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

5G mmWave

No1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Full Infra cell expressly identifies Sub6 FDD/TDD/SDL.

Not available

Maximum modem download rateiTheoretical maker-published device/modem rate. Name the radio technology, aggregation and carrier conditions in the source note. Chip capability alone does not establish device support.

Not available

Not available

Satellite

Not available

None2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Wi-Fi calling

Not available

Yes2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Connectivity

8 of 13 differ

Wi-Fi

Wi-Fi 71Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Wi-Fi 71Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Capability depends on regional availability, local network support and applicable OTA.

Wi-Fi bands

2.4 GHz, 5 GHz, 6 GHz1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Not available

Bluetooth

5.41Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

6.01Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Bluetooth audio codecsiWireless audio codecs explicitly supported by the phone. Local audio file formats and codecs supported only by the chipset are excluded.

AAC, aptX, LDAC, Samsung Seamless Codec, SBC8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Exact phone Additional features explicitly names supported Bluetooth audio codecs. No Qualcomm chip capability list is substituted.

SBC, AAC, aptX, aptX HD, aptX Adaptive, LDAC, LHDC 5.0, LC31Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Bluetooth codec support, excluding playback-only file formats. ASHA and Auracast are not audio codecs.

NFC

Yes1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Yes1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Ultra-wideband

Yes1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Not available

Positioning

GPS, GLONASS, BeiDou, Galileo, QZSS1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

GPS (L1+L5), Galileo (E1+E5a), GLONASS (G1), BeiDou, QZSS (L1+L5), NavIC (L5)1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Satellite signal bands only. Network/data/SAP positioning are excluded.

Dual-frequency GNSSiMultiple GNSS signal frequencies expressly documented by the maker, not a count of satellite constellations.

Yes8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Exact device Additional features names GPS L1/L5, Galileo E1/E5a and QZSS L1/L5.

Yes1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Connector

USB-C1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

USB-C1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

USB data standardiUSB data protocol/speed, distinct from the USB-C connector shape, cable rating and charging capability.

USB 3.2 Gen 11Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

USB 3.2 Gen 22Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026Port section: USB 3.2 Gen 2 for the handset. Included USB 2.0 cable is separate.

Video out over USBiWired external display output over the physical port. Casting or wireless desktop mode does not establish wired video support.

Yes5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Samsung DeX section pages 108–109 explicitly describes connection to external displays via HDMI adapter. Not inferred from connector shape or generic DeX menu.

Yes2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026Port section explicitly supports wired Type-C video output for this exact Xiaomi model. Wireless casting is distinct.

IR blaster

Not available

Yes1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

FM radio

Not available

No2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Features and sensors

2 of 5 differ

FingerprintiUnder-display, type not stated is for a maker that says in-display or under-display but not optical or ultrasonic.

Ultrasonic, under-display8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Input section explicitly describes an ultrasonic sensor under the display.

Ultrasonic, under-display1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Face unlockiYes, type not stated is for a maker that names face unlock or facial recognition but not 2D or 3D.

2D8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Input section explicitly identifies 2D recognition via the selfie camera.

2D2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Sensors

Accelerometer, Barometer, Fingerprint sensor, Gyro sensor, Geomagnetic sensor, Hall sensor, Light sensor, Proximity sensor1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

Proximity sensor, Ambient light sensor, Accelerometer, Gyroscope, Electronic compass, Flicker sensor, Laser focus sensor, Barometer1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Extra buttonsiAdditional physical controls beyond ordinary power and volume buttons. On-screen navigation buttons are excluded.

Not available

Not available

Haptic motor

Not available

X-axis linear vibration motor1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Battery and charging

7 of 17 differ

Rated battery capacityiRated/minimum manufacturer capacity when available. Multi-cell pack-equivalent mAh must be explicitly published and identified in the source note. Regional hardware must match.

4,755mAh4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-s936bdbdeub-productfiche.pdfRead 5 October 2026Page 1 item 10 rated capacity, distinct from typical capacity.

5,270mAh2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026

Battery capacity (typical)iManufacturer typical capacity, kept separate from rated/minimum capacity. For series cells, identify any explicitly published pack-equivalent figure.

4,900mAh1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

5,410mAh1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Rated battery energyiRated pack energy in watt-hours. Do not calculate it from rounded voltage or mAh. Typical energy, when different, belongs in the source note.

Not available

Not available

Battery type

Li-ion8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Exact device Battery table explicitly says Lithium-Ion.

Li-ion2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026Manufacturer Battery cell-type answer. No silicon-carbon chemistry inferred from marketing battery names.

Claimed battery lifeiMaker runtime claim for a named use case. Identify up-to/at-least wording, regional battery hardware and test conditions in the source note.

ASamsung Galaxy S25+

Use case	Hours (h)
Video playback	30

Source1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026Maker up-to 30-hour video playback claim. Footnote specifies local 720p video, Bluetooth earphones, LTE and default settings. Separate from EU mixed-use endurance and review web-browsing.

BXiaomi 15 Ultra

Not available

Maximum wired charging power (claimed)iManufacturer-stated handset charging input maximum. An adapter rating, power needed to achieve maximum speed, common-charger requirement or reviewer peak draw does not establish this value.

45W7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Battery and charging expressly identifies 45 W handset fast charging and compatibility with bundled USB-C cable. Not an adapter-only recommendation.

90W2Maker product pagemi.com/uk/support/faq/details/KA-536389Read 5 October 2026Battery charging-power answer names the handset maximum separately from the adapter output. Cable, remaining battery level and environment affect actual power.

Wired charging standards

USB Power Delivery8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Exact phone Connections table names USB-C Power Delivery. PD version and PPS support are not established by this table.

Xiaomi HyperCharge, QC 3+, QC 3.0, QC 2.0, USB PD 3.0, USB PD 2.0, MI FC 2.01Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026Manufacturer-supported phone charging standards. The included-adapter rating is not inferred.

Charge 0 to 50% (claimed)iManufacturer time to 50% from the stated starting level. A 55% or 75% claim is not interchangeable. Charger, cable and conditions belong in the source note.

Not available

Not available

Charge 0 to 100% (claimed)iManufacturer full-charge claim. A review measurement uses measured_charge_time_min instead.

Not available

Not available

Wireless charging

Yes5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Charging the battery section page 13 explicitly identifies built-in wireless coil and wireless charging.

Yes1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Wireless charging power

15W8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Exact phone Battery section expressly identifies up to 15 W wireless charging. Not inferred from accessory adapter power.

80W1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Wireless standardsiDevice wireless charging standard or qualification. Qi2 Ready needs a compatible magnetic case and does not mean built-in handset magnets.

Not available

Proprietary1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Built-in alignment magnetsiTrue only for alignment magnets built into the handset. A magnetic case or accessory does not make this true.

Not available

Not available

Reverse wireless output poweriPhone output power while charging another device wirelessly, not its wireless input rating.

Not available

Not available

Reverse wired

Not available

Not available

Charger in boxiWhether a mains charging adapter is included in the exact regional retail bundle. A USB cable alone is not a charger.

No7Reviewsammobile.com/samsung/galaxy-s25-plus/reviewRead 5 October 2026Verdict explicitly says no charger in box.

No1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026UK specifications explicitly exclude a mains adapter. A launch promotional adapter gift is separate from standard box contents.

Included adapter rated poweriRated power of the included adapter, distinct from the phone maximum charging input.

Not available

Not available

Measured

7 of 9 differ

Geekbench single-coreiReviewer CPU single-core result. Geekbench version, tested configuration and modes belong in the source note. Do not combine versions.

3,136points8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Geekbench 6 major-version single-core result. European 12 GB/256 GB Samsung Germany review unit, Android 15 and One UI 7.0. Exact benchmark minor and firmware build are not stated. Current 6.7 chart label does not establish the historical minor.

Not available

Geekbench multi-coreiReviewer CPU multi-core result. Geekbench version and tested configuration belong in the source note.

10,029points8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Same Geekbench 6 test configuration and limitations as single-core.

Not available

3DMark Wild Life ExtremeiReviewer Wild Life Extreme score. Unlimited, Original, Solar Bay, stress-test stability and frame rates are different measurements. Version and run/loop conditions belong in the source note.

7,029points8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Standard Wild Life Extreme score. European 12 GB/256 GB review unit with Android 15 and One UI 7.0. Unlimited and stress-test results excluded. Exact application version and firmware are not stated.

Not available

AnTuTuiReviewer AnTuTu total score. Test version, operating system and tested RAM/storage belong in the source note. Cross-version and cross-OS scores are not directly comparable.

2,271,821points8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026AnTuTu v10 total score. European 12 GB/256 GB review unit with Android 15 and One UI 7.0. Exact minor and firmware build are not stated.

Not available

Display brightness (measured)iReviewer brightness result. Window size, manual/auto or HDR mode and test method belong in the source note. Not automatically a sustained full-screen peak. On a foldable, the main inner screen.

2,695nits8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Up to 2695 cd/m² using evenly distributed light and dark APL18 pattern. European 12 GB/256 GB phone, Android 15 and One UI 7.0. Control mode and exact firmware are not stated. Pure-white average 1370 and HDR 2900 are distinct.

Not available

PWM dimming (measured)iMeasured by a reviewer, not claimed by the maker

240Hz8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026240 Hz at minimum brightness. Frequency increases to about 480 Hz at higher brightness. European 12 GB/256 GB phone, Android 15 and One UI 7.0. Exact firmware is not stated.

Not available

Mixed-use battery life (measured)iReviewer mixed-use active endurance. Identify the test method. Continuous web browsing or video-only tests cannot populate this field.

Not available

Not available

Full charge time (measured)iReviewer time to a full charge, with start/end percentage and charger identified. A 15/30-minute percentage result is not a full-charge time.

70min8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Measured full charging cycle of 70 minutes with the Ugreen 2C1A 65 W power supply. Handset maximum is 45 W. European 12 GB/256 GB phone, Android 15 and One UI 7.0. Exact charge protocol, starting percentage, firmware and ambient temperature are not stated.

Not available

Loudspeaker loudness (measured)iReviewer integrated loudness in LUFS. Less negative numbers mean louder output. This is not sound pressure level in dB.

Not available

Not available

EU label and regulatory

8 of 10 differ

EU energy class

B4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-s936bdbdeub-productfiche.pdfRead 5 October 2026Page 1 item 6.

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Battery endurance per cycle (EU test)iStandardized EU endurance test result for the exact registered model. Preserve only the precision the source publishes. This is not a normal mixed-use or video-playback runtime.

43h4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-s936bdbdeub-productfiche.pdfRead 5 October 2026Page 1 item 8, whole-hour mixed-use regulatory endurance.

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Battery endurance in cycles (EU test)iMinimum standardized charge cycles before the specified remaining capacity threshold. Notes retain greater-than or at-least qualifiers. EPREL prints this value in hundreds, so 10 there is stored as 1000.

2,000cycles4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-s936bdbdeub-productfiche.pdfRead 5 October 2026Page 1 item 9, default-settings 2000 cycles.

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Drop resistance class

A4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-s936bdbdeub-productfiche.pdfRead 5 October 2026Page 1 item 14.

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Repairability class

C4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-s936bdbdeub-productfiche.pdfRead 5 October 2026Page 1 item 20.

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SAR head (US)iHighest published head SAR under the US 1 g tissue method for the exact model. Record separation and conditions when stated.

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SAR body (US)iHighest published body SAR under the US 1 g tissue method. Do not substitute the limb result or EU 10 g result.

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SAR head (EU)iHighest published head SAR under the EU 10 g tissue method for the exact model.

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0.997W/kg3Owner's manualgl123.alsgp0.mi-fds.com/gl123/XIAOMI/O1_Xiaomi%2015%20Ultra/O1_QSG&WN%E5%8F%8ASI%E5%90%88%E5%86%8C%20%E6%AC%A7%E8%A7%8414%E8%AF%AD%E7%89%88_%E5%90%AB%E5%85%85%E4%B8%8D%E5%90%ABType-C%E7%89%88.pdfRead 5 October 2026English Safety Information page 2: highest head SAR, 10 g tissue, no separation.

SAR body (EU)iHighest published body SAR under the EU 10 g tissue method, excluding separate limb values.

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0.998W/kg3Owner's manualgl123.alsgp0.mi-fds.com/gl123/XIAOMI/O1_Xiaomi%2015%20Ultra/O1_QSG&WN%E5%8F%8ASI%E5%90%88%E5%86%8C%20%E6%AC%A7%E8%A7%8414%E8%AF%AD%E7%89%88_%E5%90%AB%E5%85%85%E4%B8%8D%E5%90%ABType-C%E7%89%88.pdfRead 5 October 2026English Safety Information page 2: highest body SAR, 10 g tissue, 5 mm separation.

Hearing aid compatibilityiPublished hearing-aid coupling or rating. Older M/T ratings, ASHA/HAP protocol support and conversational gain are different claims and must be named as published.

Android Audio Streaming for Hearing Aid (ASHA)1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

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In the box

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In the box

USB-C cable, SIM tool8Reviewnotebookcheck.net/Samsung-Galaxy-S25-review-Still-one-of-the-best-Android-smartphones-despite-an-innovation-standstill.978765.0.htmlRead 8 October 2026Accessories section reports a USB-C cable and SIM tool in the European review bundle. The handset is separate from this accessories list.

Mobile Phone, USB Type-C Cable, SIM Eject Tool, Protective Case, Safety Information, Quick Start Guide and Warranty Card, Desiccant1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Links

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Product page

www.samsung.com/uk/smartphones/galaxy-s251Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

www.mi.com/uk/product/xiaomi-15-ultra1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Spec sheet

www.samsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeub1Maker product pagesamsung.com/uk/business/smartphones/galaxy-s/galaxy-s25-plus-navy-256gb-sm-s936bdbdeubRead 5 October 2026

www.mi.com/uk/product/xiaomi-15-ultra/specs1Maker product pagemi.com/uk/product/xiaomi-15-ultra/specsRead 5 October 2026

Manual

org.downloadcenter.samsung.com/downloadfile/ContentsFile.aspx5Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 8 October 2026Samsung English May 2025 Rev.2.0 Android 15 guide explicitly lists exact SM-S931B/DS, SM-S936B/DS and SM-S938B/DS on cover. Later added S25 Edge column is not borrowed.

gl123.alsgp0.mi-fds.com/gl123/XIAOMI/O1_Xiaomi%2015%20Ultra/O1_QSG&WN%E5%8F%8ASI%E5%90%88%E5%86%8C%20%E6%AC%A7%E8%A7%8414%E8%AF%AD%E7%89%88_%E5%90%AB%E5%85%85%E4%B8%8D%E5%90%ABType-C%E7%89%88.pdf3Owner's manualgl123.alsgp0.mi-fds.com/gl123/XIAOMI/O1_Xiaomi%2015%20Ultra/O1_QSG&WN%E5%8F%8ASI%E5%90%88%E5%86%8C%20%E6%AC%A7%E8%A7%8414%E8%AF%AD%E7%89%88_%E5%90%AB%E5%85%85%E4%B8%8D%E5%90%ABType-C%E7%89%88.pdfRead 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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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.

2years4Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-s936bdbdeub-productfiche.pdfRead 5 October 2026Page 1 item 25, 24-month supplier guarantee.

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