Galaxy Tab S12+

General

Series

Galaxy Tab S121Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

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

SM-X840, SM-X846B, SM-X848U, SM-X840NZAREUB, SM-X840NZAPEUB, SM-X840NZSREUB, SM-X840NZSPEUB, SM-X846BZAREUB, SM-X846BZAPEUB, SM-X846BZSREUB, SM-X846BZSPEUB, SM-X840NZAAXAR, SM-X840NZAEXAR, SM-X840NZSAXAR, SM-X840NZSEXAR, SM-X848UZAAATT, SM-X848UZAAVZW6Maker product pagesamsung.com/uk/tablets/galaxy-tab-s12/buyRead 14 October 2026UK buying options list SM-X840NZ[A|S][R|P]EUB and SM-X846BZ[A|S][R|P]EUB. A = Gray, S = Silver, R = 256 GB, P = 512 GB. The Plus has no 1 TB option. The Samsung US store lists SM-X840NZ[A|S][A|E]XAR and the carrier 5G models SM-X848UZAAATT and SM-X848UZAAVZW

GTIN / EAN

Not available

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

30 September 20261Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Samsung Global Newsroom, dated Korea, September 30, 2026

Status

Available2Press releasenews.samsung.com/us/productivity-powered-galaxy-tab-s12-series-now-availableRead 14 October 2026Available from 10/7/2026 at Samsung.com, Samsung Experience Stores and retailers

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

Samsung Galaxy Tab S10+1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Footnote 6 names the Galaxy Tab S10+ as the predecessor of the Tab S12+. The Tab S11 has no Plus model

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

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

$1,199.992Press releasenews.samsung.com/us/productivity-powered-galaxy-tab-s12-series-now-availableRead 14 October 2026Galaxy Tab S12+ starts at $1,199.99. The Samsung US buy page lists the 256 GB Wi-Fi model at $1,199.99. Tax not included

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.

€1,2993Press releasenews.samsung.com/de/samsung-stellt-galaxy-tab-s12-serie-vor-produktives-powerhouse-in-ultradunnem-designRead 14 October 2026Unverbindliche Preisempfehlung Galaxy Tab S12+ Wi-Fi 256 GB 1.299,00 EUR, incl. VAT, Germany

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

US, EU, GB6Maker product pagesamsung.com/uk/tablets/galaxy-tab-s12/buyRead 14 October 2026Samsung UK, DE and FR sell the SM-X840NZ and SM-X846BZ EUB SKUs in GBP and EUR, so the markets are EU and GB. The Samsung US store sells the XAR SKUs in USD

ColoursiThe maker's own colour names

Gray, Silver1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Gray, Silver

Form factor

Slate1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Sold as a tablet. Keyboards are separate accessories

OS updates promisediYears of major OS upgrades explicitly promised from launch. A number of Android generations or the EU minimum from end of market placement is not a duration from launch.

Not available

Security updates promisediSecurity support duration explicitly promised by the maker from launch. The source note states the starting event. EU minimum support from end of market placement is not stored here.

7years3Press releasenews.samsung.com/de/samsung-stellt-galaxy-tab-s12-serie-vor-produktives-powerhouse-in-ultradunnem-designRead 14 October 2026Samsung Germany states up to seven OS upgrades and seven years of security updates. The start event is not named. The UK page end date 30 September 2033 is seven years after the 30 September 2026 announcement

Security updates untiliExact support end date published for this model. Do not calculate it from a stated number of years.

30 September 20334Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Software Support: Security Update Period valid until 30 September 2033

Body

HeightiLong edge of the tablet in portrait orientation. Base describes the Wi-Fi model. The source notes when the maker lists landscape dimensions.

289.5mm1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Dimensions 187.8 x 289.5 x 5.3 mm are listed in landscape order. Stored in portrait order

WidthiShort edge of the tablet in portrait orientation. Do not copy landscape height into this field.

187.8mm1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

ThicknessiTablet body thickness excluding the camera bump when the source states that condition.

5.3mm1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

WeightiTablet body only. Base describes the Wi-Fi model. Cellular variants state their own weight. Excludes keyboard, stylus and packaging.

553g(1.2 lb)1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026553 g (Wi-Fi), 555 g (5G)

Frame

Aluminium15Spec databasedevicebeast.com/tablets/galaxy-tab-s12Read 14 October 2026Build: Glass front, aluminum frame, aluminum back. Samsung US says enhanced Armor Aluminum

Front

Not available

Back

Aluminium15Spec databasedevicebeast.com/tablets/galaxy-tab-s12Read 14 October 2026Build: Glass front, aluminum frame, aluminum back

Dust and water ratingiPublished ingress protection rating. Source notes distinguish a regulatory EU rating from a separately advertised maker claim.

IP681Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026IP68 under IEC 60529, submersion up to 1.5 m for up to 30 minutes. The included S Pen is also rated IP68

MIL-STD-810iWhether the maker explicitly claims MIL-STD-810 testing. Absence from a specification sheet does not establish false.

Not available

SIM

Not available

Built-in kickstandiA stand integrated into the tablet body. An optional keyboard cover or case stand is excluded.

Not available

Display

Screen sizeiPublished rectangular display diagonal, before rounded-corner deductions. This can differ from the marketed product size.

12.6in(32 cm)1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Footnote 29: 12.6 inch in the full rectangle and 12.5 inch accounting for the rounded corners

ResolutioniNative panel pixels. Width is the larger landscape pixel dimension and height the smaller one.

2800 × 1752px1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Pixel density

262.1ppi=CalculatedFrom Screen size and Resolution

Aspect ratio

16:1015Spec databasedevicebeast.com/tablets/galaxy-tab-s12Read 14 October 20261752 x 2800 pixels, 16:10 ratio. DeviceBeast repeats GSMArena spec text. GSMArena itself returned HTTP 429. The pixel ratio 2800 x 1752 is 1.598

Display type

OLED1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Display type (as published)

Dynamic AMOLED 2X1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Dimming zonesiIndependently controlled backlight zones. OLED pixels are not counted as local dimming zones.

Not available

Refresh rate modesiOne row per confirmed display mode. Minimum refresh rate is stored only when explicitly published or tested. A measured minimum requires test conditions in the source note.

Max (Hz)	Variable
120	Yes

Source1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Display 120Hz. The US newsroom says 120Hz adaptive refresh rate. No minimum is published

Max refresh rate

120Hz=CalculatedFrom Refresh rate modes

Min refresh rate

Not available

Brightness (typical, SDR)iMaker typical or nominal SDR brightness. A figure explicitly described as maximum SDR, outdoor HBM or HDR peak does not establish typical brightness.

Not available

Peak brightnessiMaker peak HDR brightness under the published window and operating conditions. Outdoor HBM is a different measurement.

1,600nits1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Peak 1,600 nits / HBM 1,000 nits. The 1,600 figure is the maker peak claim. HBM is an outdoor mode

Full-screen HDR brightnessiMaker full-screen HDR brightness. This is not a small-window HDR peak or automatic outdoor SDR level.

Not available

Contrast ratio

Not available

Colour depthiPublished bits per colour channel. Do not infer native bit depth or FRC from a rounded number of total colours. A published depth reached with FRC or a software extension, such as 8 + 2 bit, is stored as the published total, here 10. The split goes in the source note.

Not available

DCI-P3 coverageiPercentage of the DCI-P3 gamut covered. Gamut volume above 100 percent is not coverage.

Not available

HDR playback formatsiHDR video playback formats explicitly supported. Playback or decoding support alone does not establish HDR luminance reproduction by the built-in panel. Source notes identify that distinction.

HDR10+15Spec databasedevicebeast.com/tablets/galaxy-tab-s12Read 14 October 2026Display line: Dynamic AMOLED 2X, 120Hz, HDR10+. Can Buy or Not confirms HDR10+ support and no Dolby Vision. Listed as supported format only19Reviewcanbuyornot.com/reviews/tablets/samsung-galaxy-tab-s12-review-priceRead 14 October 2026Review: HDR10+ support, no Dolby Vision. Playback format support only

Fully laminated

Not available

Anti-reflection coating

Not available

Screen surface

Not available

Nano-texture option

Not available

PWM dimming frequency

Not available

Platform

OS at launch

Android 171Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Software

One UI 91Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Latest OS

Not available

Chipset

MediaTek Dimensity 95001Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026AP: MediaTek Dimensity 9500. 3nm processor

Process

3nm1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

CPU coresiEnabled CPU cores in the reference configuration. Storage tiers with a different enabled core count use explicit variants.

84Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026CPU Type: Octa-Core

CPU configurationiPublished core groups and their maximum clock. Do not apply another storage tier or the SoC theoretical clock to the tablet.

Count	Core	Max clock (GHz)
1	Arm C1-Ultra	4.21
3	Arm C1-Premium	3.5
4	Arm C1-Pro	2.7

Source4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Samsung lists CPU Speed 4.21GHz, 3.5GHz, 2.7GHz and Octa-Core. Core names come from MediaTek and the cluster mapping from the DeviceBeast copy of GSMArena data

Max CPU clock

4.21GHz=CalculatedFrom CPU configuration

GPU

Arm Mali-G1 Ultra MC1214Maker product pagemediatek.com/products/smartphones/mediatek-dimensity-9500Read 14 October 2026Arm Mali-G1 Ultra MC12

GPU coresiEnabled GPU cores in the marketed tablet configuration. This is not a shader, execution-unit or NPU count.

1214Maker product pagemediatek.com/products/smartphones/mediatek-dimensity-9500Read 14 October 2026MC12 is the chip maker configuration, 12 cores. Samsung does not state a different tablet GPU configuration. Also used for the core names of cpu_clusters (1x Arm C1-Ultra, 3x Arm C1-Premium, 4x Arm C1-Pro) and the TSMC N3P process

NPU performanceiPublished NPU peak operations per second. Precision and SoC conditions belong in source notes. This is not an AI benchmark score.

Not available

Memory

RAMiPublished RAM capacities. Base lists marketed options. Each verified configuration row lists its own capacity.

12GB1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Tab S12+ memory and storage: 12GB + 512GB, 12GB + 256GB, microSD up to 2TB. No 1 TB model for the Plus

RAM type

Not available

Memory bandwidth

Not available

StorageiPublished internal storage capacities. A published 1 TB is converted to 1000 GB, using decimal GB. Exact published GB capacities are preserved. This is not usable space after formatting.

256, 512GB1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Storage type

Not available

Memory card

microSD (own slot)4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026External Storage Support: MicroSD (Up to 2TB). The user guide shows a microSD card tray on SM-X84012Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Device layout: SM-X840 has a microSD card tray. SM-X846B has a Nano-SIM card / microSD card tray

Max card sizeiMaker supported removable-card capacity. A published 1 TB is converted to 1000 GB, using decimal GB. Exact published GB capacities are preserved.

2TB1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Rear cameras

Rear cameras

Role	Resolution (MP)	Aperture (f/)	Focal length (35 mm equivalent) (mm)	Sensor size	Pixel size (µm)	Autofocus
Main	13	2	26	1/3.4"	1	Autofocus, mechanism not stated

Source4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Rear Camera - Resolution 13.0 MP, Rear Camera - Auto Focus: Yes. Aperture, focal length, sensor size and pixel size come from the DeviceBeast copy of GSMArena data. Samsung does not state them

Number of rear cameras

1=CalculatedFrom Rear cameras

Main camera

13MP=CalculatedFrom Rear cameras

Flash

LED flash4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Rear Camera - Flash: Yes. DeviceBeast copy of GSMArena says LED flash

Video recordingiConfirmed recording modes, including a separately identified slow-motion maximum where supported. Decode or playback modes are excluded.

Width (px)	Height (px)	Max frame rate (fps)
3840	2160	60

Source4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Video Recording Resolution UHD 4K (3840 x 2160)@60fps. The DeviceBeast copy of GSMArena lists 4K@30fps, so the maker figure is used

Max video resolution

3840 × 2160px=CalculatedFrom Video recording

Video HDR

Not available

Video formatsiFormats the camera records. Hardware media-engine decoding or video playback formats are not recording formats.

Not available

LiDAR scanner

Not available

Front camera

Front cameras

Role	Resolution (MP)	Aperture (f/)	Field of view
Ultrawide	12	2.4	120°

Source4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Front Camera - Resolution 12.0 MP. Samsung describes it as ultra-wide. Aperture and field of view come from the DeviceBeast copy of GSMArena data

Front camera resolution (as published)iPublished front-camera resolution or output description. Keep sensor megapixels distinct from video output. This description does not confirm a recording mode or frame rate.

Not available

Front camera position

Landscape edge8Maker product pagesamsung.com/us/tablets/galaxy-tab-s12Read 14 October 2026Samsung product images show the Tab S12+ in landscape with the front camera at the centre of the long top edge

Auto framing

Not available

Front videoiRecording modes explicitly attributed to the front camera. A general device video-recording maximum is not sufficient.

Not available

Front autofocus

Not available

Audio

Number of speakersiPhysical tablet speakers. Excludes logical audio channels and optional keyboard-cover speakers.

412Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Device layout for SM-X840 labels four Speaker positions

Speaker layout

Quad1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Quad Speaker (4-channel Spatial Audio)

Stereo speakers

Yes1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

MicrophonesiPhysical microphones in the tablet. Excludes microphones in headsets and optional accessories.

313Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Block diagram on the last page ([ TAB S12P ]) labels MAIN MIC, 2nd MIC and 3rd MIC. The parts list also has four speakers (Speaker 1 to 4)

3.5 mm jack

No4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Earjack: USB Type-C. No 3.5 mm jack

Audio features

4-channel Spatial Audio1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Network

CellulariTrue in base when a cellular model is marketed. Wi-Fi and cellular configuration rows state their own capability.

Yes1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Specification table lists 5G and Dual SIM (pSIM + eSIM). Wi-Fi models are marketed too

Network

GSM, HSPA, LTE, 5G1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

2G bandsiPublished radio bands for the identified cellular regional model. Wi-Fi configurations do not have these bands.

GSM850, GSM900, DCS1800, PCS19005Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-5g-grey-256gb-sm-x846bzareubRead 14 October 20262G GSM band list

3G bandsiPublished radio bands for the identified cellular regional model. Frequency labels are kept distinct from band identifiers.

B1(2100), B2(1900), B4(AWS), B5(850), B8(900)5Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-5g-grey-256gb-sm-x846bzareubRead 14 October 20263G UMTS band list

4G bandsiPublished FDD and TDD LTE bands for the identified cellular regional model.

B1(2100), B2(1900), B3(1800), B4(AWS), B5(850), B7(2600), B8(900), B12(700), B13(700), B17(700), B18(800), B19(800), B20(800), B25(1900), B26(850), B28(700), B32(1500), B66(AWS-3), B38(2600), B39(1900), B40(2300), B41(2500)5Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-5g-grey-256gb-sm-x846bzareubRead 14 October 20264G FDD LTE and 4G TDD LTE combined

5G bandsiPublished 5G NR bands for the identified cellular regional model. Sub-6 support does not establish mmWave support.

N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N26(850), N28(700), N66(AWS-3), N71(600), N38(2600), N40(2300), N41(2500), N77(3700), N78(3500), N75(1500+)5Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-5g-grey-256gb-sm-x846bzareubRead 14 October 20265G FDD Sub6 + 5G TDD Sub6 + 5G SDL Sub6 (N75) combined. Samsung UK page for SM-X846BZAREUB

5G mmWave

No5Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-5g-grey-256gb-sm-x846bzareubRead 14 October 2026Samsung lists only FDD, TDD and SDL Sub6 5G bands. No mmWave band is listed. Weight 555 g, SIM slot type SIM 1 + Embedded SIM + MicroSD

Max download speed

Not available

Modem

Not available

Connectivity

Wi-Fi

Wi-Fi 6E1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Spec table: Wi-Fi 6E for the Tab S12+ (Wi-Fi 7 on the Ultra)

Wi-Fi bands

2.4 GHz, 5 GHz, 6 GHz4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026802.11a/b/g/n/ac/ax 2.4GHz+5GHz+6GHz, HE160, MIMO, 1024-QAM

Bluetooth

6.01Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026

Bluetooth codecs

Not available

NFC

No4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026NFC: No

PositioningiPublished location methods. GNSS on a cellular model must not be inherited by its Wi-Fi configuration unless the maker lists it there.

GPS, Glonass, Beidou, Galileo, QZSS4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Location Technology: GPS, Glonass, Beidou, Galileo, QZSS (Wi-Fi model page). The 5G page lists the same

Dual-band GNSS

Not available

Connector

USB-C12Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Device layout: Headphone jack / Multipurpose jack (USB Type-C)

USB portsiPhysical USB ports on the tablet. Excludes the keyboard charging port and accessory pogo pins.

112Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Device layout: a single Headphone jack / Multipurpose jack (USB Type-C)

USB speediPublished USB data speed or standard. A USB-C connector does not establish USB 3, USB 4 or Thunderbolt.

USB 3.2 Gen 14Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026USB Version: USB 3.2 Gen 1

Thunderbolt

Not available

Video out over USBiWired video output over the tablet USB connector. Wireless screen mirroring alone is excluded.

Yes4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026The product page does not state video output. The Samsung US DeX page lists the Tab S12 series for wired DeX output16Maker product pagesamsung.com/us/support/answer/ANS10001955Read 14 October 2026Samsung US DeX page: using a DeX cable or other compatible HDMI cable, the listed Galaxy tablets (Tab S12 series included) connect to a TV or monitor with an HDMI port. Wired output over the USB-C port. Maximum resolution and number of displays are not published19Reviewcanbuyornot.com/reviews/tablets/samsung-galaxy-tab-s12-review-priceRead 14 October 2026Review: One UI 9 gives a desktop-like experience by connecting an external monitor, wired or wirelessly. Agrees with the Samsung US DeX page

Max external displayiHighest confirmed external-display resolution and its refresh rate. Only exact published pixel dimensions are stored. Other supported modes belong in the source note.

Not available

External displaysiExternal displays supported at the same time. Excludes the built-in tablet display.

Not available

Stylus

Stylus

In the box1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026S Pen (BLE not supported) In-box

Compatible stylusesiOne row per compatible maker-listed stylus. Inclusion depends on the exact tablet bundle. Unpublished pressure levels or latency remain missing.

Name	Included	Hover
S Pen	Yes	Yes

Source12Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026p35-36: Air command opens when the S Pen hovers over the screen and its button is pressed. Air view and Magnify also use hover. Pressure levels, tilt and digitiser technology are not published for this model

Pressure levels

Not available

Tilt support

Not available

Hover

Yes=CalculatedFrom Compatible styluses

Keyboard and accessories

Accessory connector

Keyboard dock port (POGO)12Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Device layout: Keyboard dock port. The accessory pages list the interface as POGO

Official keyboardsiOfficial compatible keyboards or licensed maker-listed accessories. Inclusion refers to the exact sold tablet bundle, not a temporary promotion.

Name	Connection	Trackpad	Backlit	Included	Weight (g)
Pro Keyboard	Pogo pins	Yes	Yes	No	610
Book Cover Keyboard Slim	Pogo pins	No	Not available	No	364.4

Source17Maker product pagesamsung.com/uk/mobile-accessories/galaxy-tab-s12-plus-pro-keyboard-gray-ef-dx845bjeggbRead 14 October 2026Pro Keyboard EF-DX845: compatible with Galaxy Tab S12+ only, interface POGO, touch pad, 81 keys, backlit keys, weight 610 g. Sold separately18Maker product pagesamsung.com/uk/mobile-accessories/galaxy-tab-s12-plus-book-cover-keyboard-slim-black-ef-dx840bbeggbRead 14 October 2026Book Cover Keyboard Slim EF-DX840: compatible with Galaxy Tab S12+, interface POGO, 81 keys, weight 364.4 g. FAQ states it has no trackpad. Backlight and function row are not stated, so left out. Sold separately

Keyboard with trackpad

Yes=CalculatedFrom Official keyboards

Keyboard in box

No=CalculatedFrom Official keyboards

Features and sensors

FingerprintiA top button reader is side button. A reader in the front home button, such as Touch ID on older iPads, is front home button.

Optical, under-display13Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Repair guide: when the screen is replaced, the optical fingerprint sensor must be calibrated. Samsung markets it as Fingerprint on Display

Face unlockiPublished facial authentication type. Infrared requires explicit infrared camera authentication support and does not imply depth sensing or a 3D face map. An ordinary front camera alone does not establish face unlock. Yes, type not stated is for a maker that names face unlock but not 2D, 3D or infrared.

Not available

Sensors

Accelerometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026

Extra buttonsiAdditional dedicated buttons beyond ordinary power and volume controls. Stylus and keyboard buttons are excluded.

Not available

Battery and charging

Battery capacityiPublished rated or minimum pack capacity. A typical capacity belongs in the separate typical field. No assumed voltage conversion.

10,392mAh1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Footnote 3: rated (minimum) capacity is 10392 mAh. EPREL gives the same rated value9EU energy label (EPREL)eprel.ec.europa.eu/screen/product/smartphonestablets20231669/2690295Read 14 October 2026ratedBatteryCapacity 10392

Battery capacity (typical)iPublished typical battery pack capacity. Keep it distinct from rated/minimum capacity.

10,600mAh1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Spec table 10,600 mAh. Typical value under IEC 61960 (footnote 3)4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Battery Capacity (mAh, Typical): 10600

Battery energyiPublished battery pack energy. Do not infer it from mAh without a published nominal pack voltage.

Not available

Claimed battery lifeiMaker runtime under the stated use case and connection. The source note records brightness and test conditions. Unknown connection remains missing. Configuration-specific promises must be stored in the matching variant. A missing variant cell inherits the base claim, so explicitly repeat the applicable claim table when Wi-Fi and cellular configurations differ. Reading is a maker claim for reading documents or e-books.

Use case	Connection	Hours (h)
Video playback	Offline	21

Source1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Up to 21 hours on Galaxy Tab S12+. Samsung internal lab test of video playback, 720p file saved on device. The global footnote mentions a Bluetooth earphone connection over LTE. The US newsroom footnote gives 162 nit brightness, default player, Wi-Fi and mobile network off

Video playback (claimed)

21h=CalculatedFrom Claimed battery life

Wired chargingiMaximum charging power accepted by the tablet. The wattage of a bundled or recommended adapter alone does not establish this value.

45W1Press releasenews.samsung.com/global/samsung-introduces-galaxy-tab-s12-series-the-ultimate-productivity-powerhouse-built-for-growthRead 14 October 2026Footnote 4: Galaxy Tab S12 series supports up to 45W wired charging. 45W power adapter sold separately

Wired charging standards

USB Power Delivery, Super Fast Charging4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026USB PD Support: Yes. Power Required for Charging (Min / Max, W): 20 | 45. Footnote: Super Fast Charging speed may vary

Charging guidanceiPublished charging guidance and estimates with their exact targets and conditions. An unspecified charging interval is not an empty-to-full claim.

Maker states 0% to 100% in about 95 minutes with the 45W adapter, which is sold separately.2Press releasenews.samsung.com/us/productivity-powered-galaxy-tab-s12-series-now-availableRead 14 October 2026Requires the 45W Super Fast Charger, sold separately. Charging speed depends on battery level and other factors

Charge 0 to 50 %iMaker claim for charging from empty to 50 percent. Adapter, cable and any upper-bound qualifier are recorded in the source note.

Not available

Charge 0 to 100 %iMaker claim for charging from empty to full. Measured review times belong in the measured field.

95min2Press releasenews.samsung.com/us/productivity-powered-galaxy-tab-s12-series-now-availableRead 14 October 2026About 95 minutes with the 45W adapter, which is sold separately (footnote 6). Stated for both models of the series. Stored as a nominal claim

Reverse wired

Yes12Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026p8 Charging other devices: use the USB cable to charge another mobile device with the tablet battery. Output power not published

Charger in boxiPower adapter included in the exact regional sold configuration. A USB cable or temporary promotional adapter is not an in-box charger.

No4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026FAQ: Device charger is not included

Included chargeriOutput rating of the adapter included in the exact regional configuration. No-charger variants must not inherit a positive rating.

Not available

Measured

Geekbench 6 single-coreiReviewer Geekbench 6 score. Source notes must state the exact 6.x version, tested CPU, RAM and storage tier. Scores from Geekbench 5 or a different hardware configuration are excluded.

Not available

Geekbench 6 multi-coreiReviewer Geekbench 6 score. Source notes must state the exact 6.x version, tested CPU, RAM and storage tier. Scores from Geekbench 5 or a different hardware configuration are excluded.

Not available

Geekbench 6 GPUiReviewer Geekbench 6 score. Source notes must state the exact 6.x version, tested CPU, RAM and storage tier and graphics API. Scores from Geekbench 5 or a different hardware configuration are excluded.

Not available

3DMark Wild Life ExtremeiReviewer score for ordinary Wild Life Extreme. Wild Life Extreme Unlimited is a different test and is excluded. Source notes name the tested configuration.

Not available

3DMark stress test stabilityiWorst-loop performance as a percentage of the best loop in the explicitly named 3DMark stress test. CPU throttling and unrelated stress tests are excluded. The Wild Life Extreme Stress Test only. The ordinary Wild Life stress test is not stored.

Not available

AnTuTuiReviewer score with AnTuTu major version and tested configuration in the source note. Scores across platforms or major versions are not directly comparable.

Not available

Manual SDR brightness (measured)iReviewer-measured maximum manual SDR brightness. The source note states stimulus or white-area extent when reported, or explicitly unknown, spatial maximum versus centre, tested configuration and actual manual/automatic settings. Keep automatic and HDR measurements separate. Do not imply identical standardized tests across products.

Not available

Brightness with auto (measured)iMaximum automatic SDR brightness measured under bright ambient light. Source notes state white-area size and conditions.

Not available

HDR brightness (measured)iReviewer HDR brightness, with white-window size or content method in the source note. A different SDR result is not substituted.

Not available

Contrast ratio (measured)iReviewer white-to-black luminance ratio under the same mode and brightness. Profile and measurement conditions belong in the source note.

Not available

Colour accuracy (measured Delta E)iReviewer colour-error result. Delta E formula, colour profile and target gamut belong in the source note where reported.

Not available

Reflections (measured)iReviewer reflected-light percentage under the stated method and display surface.

Not available

PWM dimming (measured)iReviewer-measured dimming or flicker frequency under the stated brightness range. Zero is not used to represent no PWM.

Not available

PWM up to brightness (measured)iHighest display brightness setting at which the reviewer detected PWM. This is a settings percentage, not percentage luminance.

Not available

Stylus latency (measured)iMeasured latency for the named stylus, app, refresh mode and method. A maker latency claim is excluded.

Not available

Battery life (measured)iReviewer mixed-use score under the named methodology. Single web or video rundown tests belong in the battery-tests table.

Not available

Battery tests (measured)iOne reviewer test per row. Results compare only under matching test methodology, brightness and tested configuration.

Test	Hours (h)
Other	7.97

Source19Reviewcanbuyornot.com/reviews/tablets/samsung-galaxy-tab-s12-review-priceRead 14 October 2026Reviewer tested the Wi-Fi 12GB RAM and 256GB model. PCMark battery test 7hr 58min stored as 7.9667 h under test 'other'. PCMark version, brightness and power settings are not stated

Full charge time (measured)iReviewer empty-to-full charge time with adapter, cable and tested configuration in the source note. Source upper bounds are labelled as such.

Not available

Loudspeaker loudness (measured)iReviewer loudness in LUFS under the stated test. dB sound-pressure measurements are not substituted.

Not available

EU label and regulatory

• EU energy classiEU energy-label class for the exact model identified in the source. It is not a benchmark of ordinary video playback.G4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Energy Efficiency Class G. Minimum Battery Endurance in Cycles 1200
  ABCDEFG
• Drop resistance classE9EU energy label (EPREL)eprel.ec.europa.eu/screen/product/smartphonestablets20231669/2690295Read 14 October 2026repeatedFreeFallReliabilityClass E, 0 falls without defect
  ABCDE
• Repairability classC9EU energy label (EPREL)eprel.ec.europa.eu/screen/product/smartphonestablets20231669/2690295Read 14 October 2026repairabilityClass C, index 2.86
  ABCDE

Battery endurance per cycle (EU test)iEU regulated endurance test duration for one full charge. It is not the maker's claimed video-playback runtime. Wi-Fi and cellular models have their own EU entries, so it is per variant.

80.57h9EU energy label (EPREL)eprel.ec.europa.eu/screen/product/smartphonestablets20231669/2690295Read 14 October 2026Public EPREL API record: batteryEndurancePerCycleInHours 80.57. The label shows 80h 34min11Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-x840nzareub-energylabel.pdfRead 14 October 2026Label shows 80h 34min and 1200x cycles, IP68

Battery endurance in cycles (EU test)iEU declared charge cycles before the specified capacity threshold, typically 80 percent. The source states the exact regulatory model. EPREL prints this value in hundreds, so 10 there is stored as 1000.

1,200cycles4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 20269EU energy label (EPREL)eprel.ec.europa.eu/screen/product/smartphonestablets20231669/2690295Read 14 October 2026Record stores 12, in hundreds of cycles. The product information sheet states 1200 cycles

SAR body (US)iUS body SAR under the published averaging mass and separation. It applies only to the identified tested radio model.

Not available

SAR body (EU)iEU body SAR under the published averaging mass and separation. It applies only to the identified tested radio model. Wi-Fi and cellular models have their own figures, so it is per variant.

Not available

In the box

In the boxiContents of the exact regional standard box. Conditional nano-texture polishing cloths are listed only on nano-texture configurations. Promotional gifts are excluded.

Galaxy Tab S12+, S Pen, USB Type-C to Type-C data cable (3 A, 1.0 m), Ejection pin, Quick Start Guide4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026FAQ: the package includes the tablet, an S Pen, a USB Type-C to Type-C data cable (3 A, 1.0 m), an ejection pin and a Quick Start Guide. Device charger is not included

Links

Product page

www.samsung.com/us/tablets/galaxy-tab-s128Maker product pagesamsung.com/us/tablets/galaxy-tab-s12Read 14 October 2026Samsung US product page for the Galaxy Tab S12 Ultra and S12+

Spec sheet

www.samsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareub4Maker product pagesamsung.com/uk/tablets/galaxy-tab-s/galaxy-tab-s12-plus-grey-256gb-sm-x840nzareubRead 14 October 2026Samsung UK product page with the full specification table for SM-X840NZAREUB (Wi-Fi, Grey, 256 GB)

Manual

org.downloadcenter.samsung.com/downloadfile/ContentsFile.aspx12Owner's manualorg.downloadcenter.samsung.com/downloadfile/ContentsFile.aspxRead 14 October 2026Samsung UK download for SM-X840. English user guide Rev.1.0 covers SM-X840, SM-X846B, SM-X846E, SM-X940 and SM-X946B

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.

26902959EU energy label (EPREL)eprel.ec.europa.eu/screen/product/smartphonestablets20231669/2690295Read 14 October 2026Model identifier SM-X840. Public EPREL API record 2690295. The 5G model SM-X846B has its own record

Warranty

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.

2years10Maker spec sheet (PDF)images.samsung.com/is/content/samsung/p6/common/energylabel/common-energylabel-sm-x840nzareub-productfiche.pdfRead 14 October 2026Row 25: minimum duration of the guarantee offered by the supplier 24 months. EU product information sheet, so the market is the EU. Rated capacity 10392 mAh, class G, free fall class E, repairability class C and IP68 with 1.5 m immersion match EPREL