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Samsung Galaxy S23 Ultra SM-S918U specifications Expand
Released 2023, February 17
234g, 8.9mm thickness
Android 13, One UI 5.1
128GB/256GB/1TB storage, no card slot

Samsung Galaxy S23 Ultra was announced at 2023, February 01 with Android 13, One UI 5.1, have chipset Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm) CPU Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510) and GPU Adreno 740. It have 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM storage and there are colors: Phantom Black, Green, Cream, Lavender, Graphite, Sky Blue, Lime, Red, BMW M Edition

NETWORK
Technology
GSM / CDMA / HSPA / EVDO / LTE / 5G
2G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
3G
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G
1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 46, 48, 66, 71 - USA
5G
1, 7, 28, 41, 66, 71, 78, 258, 260, 261 SA/NSA/Sub6/mmWave - USA
Speed
HSPA, LTE-A (up to 7CA), 5G
TIMELINE
Announced
2023, February 01
Released
Released 2023, February 17
BODY
Dimensions
163.4 x 78.1 x 8.9 mm (6.43 x 3.07 x 0.35 in)
Weight
234 g (8.25 oz)
Build
Glass front (Gorilla Glass Victus 2), glass back (Gorilla Glass Victus 2), aluminum frame
SIM
Nano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by)
DISPLAY
Type
Dynamic AMOLED 2X, 120Hz, HDR10+, 1200 nits (HBM), 1750 nits (peak)
Size
6.8 inches, 114.7 cm2 (~89.9% screen-to-body ratio)
Resolution
1440 x 3088 pixels (~500 ppi density)
Protection
Corning Gorilla Glass Victus 2
Always-on display
PLATFORM
OS
Android 13, One UI 5.1
Chipset
Qualcomm SM8550-AC Snapdragon 8 Gen 2 (4 nm)
CPU
Octa-core (1x3.36 GHz Cortex-X3 & 2x2.8 GHz Cortex-A715 & 2x2.8 GHz Cortex-A710 & 3x2.0 GHz Cortex-A510)
GPU
Adreno 740
MEMORY
Card slot
No
Internal
256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 1TB 12GB RAM
UFS 4.0
MAIN CAMERA
Camera
200 MP, f/1.7, 24mm (wide), 1/1.3", 0.6µm, multi-directional PDAF, Laser AF, OIS
10 MP, f/4.9, 230mm (periscope telephoto), 1/3.52", 1.12µm, Dual Pixel PDAF, OIS, 10x optical zoom
10 MP, f/2.4, 70mm (telephoto), 1/3.52", 1.12µm, Dual Pixel PDAF, OIS, 3x optical zoom
12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55", 1.4µm, Dual Pixel PDAF, Super Steady video
Features
LED flash, auto-HDR, panorama
Video
8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 1080p@960fps, HDR10+, stereo sound rec., gyro-EIS
FRONT CAMERA
Camera
12 MP, f/2.2, 26mm (wide), Dual Pixel PDAF
Features
Dual video call, Auto-HDR, HDR10+
Video
4K@30/60fps, 1080p@30fps
SOUND
Loudspeaker
Yes, with stereo speakers
3.5mm jack
No
32-bit/384kHz audio
Tuned by AKG
COMMUNICATES
WLAN
Wi-Fi 802.11 a/b/g/n/ac/6e, tri-band, Wi-Fi Direct
Bluetooth
5.3, A2DP, LE
GPS
GPS, GLONASS, BDS, GALILEO
NFC
Yes
Radio
No
USB
USB Type-C 3.2, OTG
FEATURES
Sensors
Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Samsung DeX, Samsung Wireless DeX (desktop experience support)
Bixby natural language commands and dictation
Samsung Pay (Visa, MasterCard certified)
Ultra Wideband (UWB) support
BATTERY
Battery
Li-Ion 5000 mAh, non-removable
Charging
45W wired, PD3.0, 65% in 30 min (advertised)
15W wireless (Qi/PMA)
4.5W reverse wireless
MISC
Colors
Phantom Black, Green, Cream, Lavender, Graphite, Sky Blue, Lime, Red, BMW M Edition
SAR US
1.12 W/kg (head)     0.92 W/kg (body)    
SAR EU
0.96 W/kg (head)     1.40 W/kg (body)    
Performance
AnTuTu: 1241531 (v9)
GeekBench: 4927 (v5.1)
GFXBench: 67fps (ES 3.1 onscreen)
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Specs source: gsmarena.com
Disclaimer. We can not guarantee that the information on this page is 100% correct

Filter firmware

Samsung firmware SM-S918U / Galaxy S23 Ultra SM-S918U 27

Device CSC Version Bit/SW REV. Security Patch Lvl. OS Build date
Samsung Galaxy S23 Ultra CHA S918USQS5CXJX 5  Full Files U(Android 14) 20241203200331
Samsung Galaxy S23 Ultra CHA S918USQU5CXJT 5  2024-11-01  Full Files U(Android 14) 20241120091541
Samsung Galaxy S23 Ultra CHA S918USQS5CXI8 5  2024-11-01  Full Files U(Android 14) 20241028091631
Samsung Galaxy S23 Ultra CHA S918USQS4CXI4 4  2024-10-01  Full Files U(Android 14) 20241001160811
Samsung Galaxy S23 Ultra CHA S918USQU4CXI1 4  2024-09-01  Full Files U(Android 14) 20240924074021
Samsung Galaxy S23 Ultra CHA S918USQU4CXH7 4  2024-08-01  Full Files U(Android 14) 20240819171120
Samsung Galaxy S23 Ultra CHA S918USQS4CXG8 4  2024-08-01  Full Files U(Android 14) 20240723074640
Samsung Galaxy S23 Ultra CHA S918USQS4CXE9 4  2024-07-01  Full Files U(Android 14) 20240705100701
Samsung Galaxy S23 Ultra CHA S918USQS3CXE3 3  2024-06-01  Full Files U(Android 14) 20240529092650
Samsung Galaxy S23 Ultra CHA S918USQS3CXD7 3  2024-05-01  Full Files U(Android 14) 20240508082921
Samsung Galaxy S23 Ultra CHA S918USQS2CXCN 2  2024-04-01  Full Files U(Android 14) 20240404133140
Samsung Galaxy S23 Ultra CHA S918USQU2CXCG 2  2024-03-01  Full Files U(Android 14) 20240320073420
Samsung Galaxy S23 Ultra CHA S918USQS2BXBD 2  2024-03-01  Full Files U(Android 14) 20240229081941
Samsung Galaxy S23 Ultra CHA S918USQS2BXAD 2  2024-02-01  Full Files U(Android 14) 20240131082410
Samsung Galaxy S23 Ultra CHA S918USQS2BWL7 2  2024-01-01  Full Files U(Android 14) 20240102112450
Samsung Galaxy S23 Ultra CHA S918USQS2BWKA 2  2023-12-01  Full Files U(Android 14) 20231127084151
Samsung Galaxy S23 Ultra CHA S918USQU1BWK4 1  2023-11-01  Full Files U(Android 14) 20231105140720
Samsung Galaxy S23 Ultra CHA S918USQS1AWIF 1  2023-10-01  Full Files T(Android 13) 20231010095711
Samsung Galaxy S23 Ultra CHA S918USQS1AWHD 1  2023-09-01  Full Files T(Android 13) 20230824170100
Samsung Galaxy S23 Ultra CHA S918USQU1AWGH 1  2023-08-01  Full Files T(Android 13) 20230727224000
Samsung Galaxy S23 Ultra CHA S918USQS1AWFD 1  2023-07-01  Full Files T(Android 13) 20230622131230
Samsung Galaxy S23 Ultra CHA S918USQU1AWF3 1  2023-06-01  Full Files T(Android 13) 20230611162310
Samsung Galaxy S23 Ultra CHA S918USQU1AWCD 1  2023-05-01  Full Files T(Android 13) 20230421090230
Samsung Galaxy S23 Ultra CHA S918USQU1AWC8 1  2023-04-01  Full Files T(Android 13) 20230324194750
Samsung Galaxy S23 Ultra CHA S918USQS1AWBL 1  2023-03-01  Full Files T(Android 13) 20230306104311
Samsung Galaxy S23 Ultra CHA S918USQU1AWBD 1  2023-02-01  Full Files T(Android 13) 20230215115530
Samsung Galaxy S23 Ultra CHA S918USQU1AWA6 1  Full Files T(Android 13) 20230107122811
Lastest combinations SM-S918U / Galaxy S23 Ultra SM-S918U

We are working hard to figure it out

You can request or contribute combination for this model to Telegram group

 How to flash Samsung SM-S918U / Galaxy S23 Ultra SM-S918U firmware

1. Extract (unzip) the Samsung firmware file. Recommended using WinRAR or 7-Zip

2. Download Odin Tool 3.13.1

3. Extract Odin ZIP file

4. Open Odin execute file

5. Reboot Samsung phone in Download Mode (hold Home + Power + Volume Down buttons / hold Volume Down + Bixby buttons then plug-in cable)

6. Connect you Samsung phone and wait until you get a blue sign in Odin

7. Add the 1 file Samsung firmware to AP/PDA or 4 files Samsung firmware (AP/BL/CP/CSC) to it's slots

8. Make sure re-partition is NOT ticked

9. Click the START button, sit back and wait few minutes

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