Mobile / Phones
SamsungPhone
Galaxy S23 Ultra
Released February 2023.4Press releasenews.samsung.com/us/samsung-announces-global-launch-galaxy-s23-seriesRead 5 October 2026Actual global retail announcement February 17, 2023. Month precision retained. US specification or bundle facts are not transferred into UK B hardware. Last checked 23 October 2026.
- Screen size
- 6.8in
- Chipset
- Snapdragon 8 Gen 2 for Galaxy
- Main camera
- 200MP
- Rated battery capacity
- 4,855mAh
81 of 162 fields known.
General
- Model numbers
- SM-S918B, SM-S918B/DS2Maker product pagesamsung.com/uk/support/model/SM-S918BZKHEUBRead 5 October 2026Support identifies SM-S918B/DS. Full SKU SM-S918BZKHEUB is UK hardware.
- GTIN / EAN
- Not available
- Announced
- 1 February 20233Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- Status
- Not available
- Predecessor
- Samsung Galaxy S22 Ultra5Reviewnotebookcheck.net/Samsung-Galaxy-S23-Ultra-review-The-smartphone-with-galactic-power-and-a-200-MP-camera.698336.0.htmlRead 5 October 2026Notebookcheck's review of the Galaxy S23 Ultra calls the Galaxy S22 Ultra its predecessor.
- Successor
- Samsung Galaxy S24 Ultra10Reviewnotebookcheck.net/Samsung-Galaxy-S24-Ultra-review-The-ultimate-smartphone-becomes-an-AI-smartphone.809187.0.htmlRead 23 October 2026Notebookcheck's review says the Galaxy S24 Ultra is the direct successor to the Galaxy S23 Ultra.
- Launch price (US)
- Not available
- Launch price (EU)
- Not available
- Colours
- Green, Lavender, Cream, Phantom Black3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- Form factor
- Bar1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- OS support period (claimed)
- Not available
- Security support period (claimed)
- 5years3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026Five security years. Four OS generations is not an OS period in years.
- Security updates until
- Not available
Body
Front and side, drawn to scale.
- Height
- 163.4mm1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Width
- 78.1mm1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Thickness
- 8.9mm1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Thickness with camera bump
- Not available
- Folded dimensions
- Not available
- Weight
- 233g(8.2 oz)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Front
- Corning Gorilla Glass Victus 25Reviewnotebookcheck.net/Samsung-Galaxy-S23-Ultra-review-The-smartphone-with-galactic-power-and-a-200-MP-camera.698336.0.htmlRead 5 October 2026Exact phone case section names Victus 2 front and back.
- Dust and water rating
- IP683Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- Water resistance depth
- 1.5m3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- Water resistance time
- 30min3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- MIL-STD-810
- Not available
Display
- Screen size
- 6.8in(17.3 cm)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Resolution
- 1440 × 3088px1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Portrait dimensions, source states 3088 x 1440 (Quad HD+).
- Pixel density
- 501.1ppi
- Aspect ratio
- Not available
- Display type
- LTPO OLED1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Dynamic AMOLED 2X establishes OLED. Adaptive refresh alone does not prove LTPO.7Reviewnotebookcheck.net/Samsung-Galaxy-S23-Ultra-review-The-smartphone-with-galactic-power-and-a-200-MP-camera.698336.0.htmlRead 5 October 2026Exact Ultra display section explicitly names LTPO. Base/Plus panel subtype is not inferred.
- Display type (as published)
- Dynamic AMOLED 2X1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Max refresh rate
- 120Hz1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Min refresh rate
- 1Hz3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- Touch sampling rate
- Not available
- Instant touch sampling
- 240Hz3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026240 Hz specifically in Game Mode.
- Display brightness (typical, claimed)
- Not available
- Outdoor brightness (claimed)
- Not available
- Peak display brightness (claimed)
- Not available
- Minimum brightness
- Not available
- Colour depth per channel
- Not available
- DCI-P3 coverage
- Not available
- HDR playback formats
- HDR10, HDR10+, HLG5Reviewnotebookcheck.net/Samsung-Galaxy-S23-Ultra-review-The-smartphone-with-galactic-power-and-a-200-MP-camera.698336.0.htmlRead 5 October 2026
- PWM dimming frequency
- Not available
- Always-on display
- Yes9Owner's manualdownloadcenter.samsung.com/content/UM/202306/20230601141155545/SM-S91X_UM_EU_TT_Eng_Rev.1.2_230601.pdfRead 5 October 2026Always On Display page 141.
- Front camera cutout
- Punch hole9Owner's manualdownloadcenter.samsung.com/content/UM/202306/20230601141155545/SM-S91X_UM_EU_TT_Eng_Rev.1.2_230601.pdfRead 5 October 2026
- Cover screen size
- Not available
- Cover screen resolution
- Not available
- Cover screen refresh rate
- Not available
- Cover screen type
- Not available
Platform
- OS at launch
- Android 133Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- Latest stable OS (verified)
- Not available
- Chipset
- Snapdragon 8 Gen 2 for Galaxy3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- Process
- Not available
- CPU cores
- 81Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- CPU configuration
- Not available
- Max CPU clock
- Not available
- NPU performance
- Not available
Memory
- RAM type
- Not available
- Storage (nominal)
- 512GB1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Storage type
- Not available
- Memory card
- Not available
- Max card size
- Not available
Rear cameras
- Physical rear cameras
Role Resolution (MP) Aperture (f/) OIS Optical zoom Field of view Main 200 1.7 Yes Not available 85° Ultrawide 12 2.2 Not available Not available 120° Telephoto 10 2.4 Yes 3× 36° Periscope telephoto 10 4.9 Yes 10× 11° Source3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026Physical camera table. Individual OIS placements additionally backed by exact European review. No sensor crop counted as a lens. The 10x row takes the periscope role so it stays distinct from the 3x telephoto row.6Reviewnotebookcheck.net/Samsung-Galaxy-S23-Ultra-review-The-smartphone-with-galactic-power-and-a-200-MP-camera.698336.0.htmlRead 5 October 2026Exact physical lens table corroborates per-lens OIS. Unsupported AF subtype and sensor fields omitted.- Number of rear cameras
- 4
- Main camera
- 200MP
- Longest physical-lens optical zoom
- 10×
- Maximum photo digital zoom
- 100×1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Exact UK camera table: digital photo zoom up to 100x.
- Flash
- Not available
- Camera features
- Not available
- Maximum rear video rate per resolution
Width (px) Height (px) Highest capture rate (fps) 7680 4320 30 - Max video resolution
- 7680 × 4320px
- Recorded video HDR formats
- HDR10+9Owner's manualdownloadcenter.samsung.com/content/UM/202306/20230601141155545/SM-S91X_UM_EU_TT_Eng_Rev.1.2_230601.pdfRead 5 October 2026Camera settings page 76, HDR10+ videos explicitly recording.
- Log recording
- Not available
- Video recording codecs
- HEVC9Owner's manualdownloadcenter.samsung.com/content/UM/202306/20230601141155545/SM-S91X_UM_EU_TT_Eng_Rev.1.2_230601.pdfRead 5 October 2026Camera settings page 76 explicitly records HEVC. Playback container list excluded.
- Maximum slow-motion capture rate
- Not available
Front camera
- Front cameras
Role Resolution (MP) Aperture (f/) Field of view Main 12 2.2 80° - Maximum front video rate per resolution
- Not available
- Front autofocus
- Not available
Audio
Network
- 2G bands
- GSM850, GSM900, DCS1800, PCS19001Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- 3G bands
- B1(2100), B2(1900), B4(AWS), B5(850), B8(900)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- 4G bands
- 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)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- 5G bands
- N1(2100), N2(1900), N3(1800), N5(850), N7(2600), N8(900), N12(700), N20(800), N25(1900), N28(700), N66(AWS-3), N38(2600), N40(2300), N41(2500), N77(3700), N78(3500), N75(1500+)1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- 5G modes
- Not available
- Maximum modem download rate
- Not available
- Satellite
- Not available
- Wi-Fi calling
- Not available
Connectivity
- Wi-Fi
- Wi-Fi 6E1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Wi-Fi bands
- 2.4 GHz, 5 GHz, 6 GHz1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Bluetooth
- 5.31Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Bluetooth audio codecs
- Not available
- Ultra-wideband
- Yes1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Positioning
- GPS, GLONASS, BeiDou, Galileo, QZSS1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Dual-frequency GNSS
- Not available
- Connector
- USB-C1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- USB data standard
- USB 3.2 Gen 11Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- IR blaster
- Not available
- FM radio
- Not available
Features and sensors
- Fingerprint
- Ultrasonic, under-display5Reviewnotebookcheck.net/Samsung-Galaxy-S23-Ultra-review-The-smartphone-with-galactic-power-and-a-200-MP-camera.698336.0.htmlRead 5 October 2026Input section identifies ultrasonic reader integrated below display.
- Face unlock
- Not available
- Sensors
- Accelerometer, Barometer, Fingerprint Sensor, Gyro Sensor, Geomagnetic Sensor, Hall Sensor, Light Sensor, Proximity Sensor1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Extra buttons
- Not available
- Haptic motor
- Not available
Battery and charging
- Rated battery capacity
- 4,855mAh3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026Exact model rated minimum in battery table, not typical capacity.
- Battery capacity (typical)
- 5,000mAh1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026
- Rated battery energy
- Not available
- Battery type
- Not available
- Claimed battery life
Use case Hours (h) Video playback 26 Audio playback 99 - Maximum wired charging power (claimed)
- Not available
- Wired charging standards
- Quick Charge 2.0, AFC3Press releasenews.samsung.com/uk/take-your-passions-further-with-the-new-samsung-galaxy-s23-series-designed-for-a-premium-experience-today-and-beyondRead 5 October 2026
- Charge 0 to 50% (claimed)
- Not available
- Charge 0 to 100% (claimed)
- Not available
- Wireless charging power
- Not available
- Wireless standards
- Not available
- Built-in alignment magnets
- Not available
- Reverse wireless output power
- Not available
- Reverse wired
- Not available
- Included adapter rated power
- Not available
Measured
We could not find any of these 9 fields. Show them
- Geekbench single-core
- Not available
- Geekbench multi-core
- Not available
- 3DMark Wild Life Extreme
- Not available
- AnTuTu
- Not available
- Display brightness (measured)
- Not available
- PWM dimming (measured)
- Not available
- Mixed-use battery life (measured)
- Not available
- Full charge time (measured)
- Not available
- Loudspeaker loudness (measured)
- Not available
EU label and regulatory
We could not find any of these 10 fields. Show them
- EU energy class
- Not available
- Battery endurance per cycle (EU test)
- Not available
- Battery endurance in cycles (EU test)
- Not available
- Drop resistance class
- Not available
- Repairability class
- Not available
- SAR head (US)
- Not available
- SAR body (US)
- Not available
- SAR head (EU)
- Not available
- SAR body (EU)
- Not available
- Hearing aid compatibility
- Not available
In the box
We could not find any of these 1 fields. Show them
- In the box
- Not available
Links
- Product page
- www.samsung.com/uk/support/model/SM-S918BZKHEUB2Maker product pagesamsung.com/uk/support/model/SM-S918BZKHEUBRead 5 October 2026Exact model support page. Older storefront overview URLs may redirect.
- Spec sheet
- searchapi.samsung.com/v6/front/b2c/product/spec/detail1Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detailRead 5 October 2026Exact UK SKU SM-S918BZKHEUB. Current live manufacturer specification feed.
- Manual
- downloadcenter.samsung.com/content/UM/202306/20230601141155545/SM-S91X_UM_EU_TT_Eng_Rev.1.2_230601.pdf9Owner's manualdownloadcenter.samsung.com/content/UM/202306/20230601141155545/SM-S91X_UM_EU_TT_Eng_Rev.1.2_230601.pdfRead 5 October 2026Exact EU English guide, B/DS model listed on cover.
- EPREL registration number
- Not available
Warranty
We could not find any of these 1 fields. Show them
- Manufacturer warranty (source market)
- Not available
Compare with
Pick a phone to see both side by side. Differences are marked yellow.
Sources
We read 10 sources for this phone. The numbers match the markers in the sheet.
- Maker product pagesearchapi.samsung.com/v6/front/b2c/product/spec/detail
- Maker product pagesamsung.com/uk/support/model/SM-S918BZKHEUB
See a wrong value? Tell us and name the field.
PredecessorSamsung Galaxy S22 Ultra
SuccessorSamsung Galaxy S24 Ultra