Samsung Galaxy S23 Ultra
[ SAMSUNG ] Smartphones

Samsung Galaxy S23 Ultra

Overall Score
75/100
GRADE B · Good
Key Technical Specifications
Processor (CPU) 556398
Graphics (GPU) 445907
[ EXPERT VERDICT · SUMMARY ]

Samsung Galaxy S23 Ultra is an engineering-tested smartphones achieving an overall rating of 75/100. It is positioned for balanced everyday compute and power efficiency.

Benchmark Performance Scores

Normalized 0–100 Scale
Gaming
49/100
Rating: Poor
NanoReview Score
75/100
Rating: Good
Performance
71/100
Rating: Good

Detailed Technical Specifications

Battery

Battery specifications for Samsung Galaxy S23 Ultra
Specification Value
Battery type Li-Ion
Bypass charging Yes
Capacity 5000 mAh
Fast charging Yes (68% in 30 min)
Full charging time 0:59 hr
Gaming 06:22 hr
Max charge power 45 W
Replaceable No
Reverse charging Yes, (wireless)
Standby 130 hr
Watching video 15:38 hr
Web browsing 09:57 hr
Wireless charging Yes (15 W)

Benchmarks

Benchmarks specifications for Samsung Galaxy S23 Ultra
Specification Value
CPU 556398
Compute Score (GPU) 9254
Data manipulation 13329
GPU 445907
Graphics score 1098
Graphics test 8 FPS
Memory 285085
Multi-core score 5245
Photo editing 33655
Section 1 23 FPS
Section 2 20 FPS
Section 3 18 FPS
Single-core score 2010
Stability 81%
Total score 1762339
UX 474949
Video editing 7852
Web score 17072
Writing score 19857

Connectivity

Connectivity specifications for Samsung Galaxy S23 Ultra
Specification Value
5G support Yes
Bluetooth features LE
Bluetooth version 5.3
DisplayPort Yes, DP 1.2
GPS GPS, GLONASS, Beidou, Galileo, QZSS
Hybrid slot No
Infrared port No
LTE Cat* 20
Multi SIM mode Standby
NFC* Yes
Number of SIM* 1
Type of SIM card Nano
USB features - Charging- USB-Storage mode- OTG
USB type USB Type-C
USB version 3.2
Wi-Fi features - Dual Band- Wi-Fi MiMO- Wi-Fi Direct- Wi-Fi Hotspot- Wi-Fi Display
Wi-Fi standard Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
eSIM support* Yes

Design and build

Design and build specifications for Samsung Galaxy S23 Ultra
Specification Value
Advanced cooling Vapor chamber
Colors White, Black, Gray, Blue, Green, Red, Purple
Fingerprint scanner Yes, in-display
Frame material Metal
Height 163.4 mm (6.43 inches)
Rear material Glass
Thickness 8.9 mm (0.35 inches)
Waterproof IP68
Weight 233 g (8.22 oz)
Width 78.1 mm (3.07 inches)

Display

Display specifications for Samsung Galaxy S23 Ultra
Specification Value
Adaptive refresh rate Yes (24-120 Hz)
Aspect ratio 19.3:9
Contrast ∞ Infinity
Display features - DCI-P3- Always-On Display
HDR support Yes, HDR10+
Max rated brightness 1200 nits
Max rated brightness in HDR 1750 nits
PPI 500 ppi
PWM 240 Hz
RGB color space 96.9%
Refresh rate 120 Hz
Resolution 1440 x 3088 pixels
Response time 2 ms
Screen protection Gorilla Glass Victus 2
Screen-to-body ratio 89.5%
Size 6.8 inches
Touch sampling rate 240 Hz
Type Dynamic AMOLED

DxOMark main camera tests

DxOMark main camera tests specifications for Samsung Galaxy S23 Ultra
Specification Value
Bokeh 70
Preview 73
Samples Photo samples of Samsung Galaxy S23 Ultra from DxOMark

Main camera

Main camera specifications for Samsung Galaxy S23 Ultra
Specification Value
1080p video recording Up to 120FPS
4K video recording Up to 60FPS
8K video recording Up to 30FPS
Angle of widest lens 120°
Aperture f/1.7
Autofocus Laser autofocus
Camera features - Bokeh mode- Pro mode- RAW support
Flash LED
Focal length 23 mm
Image resolution 16320 x 12240
Lenses 1) Standard: 200 MP2) Telephoto: 10 MP3) Telephoto: 10 MP4) Ultrawide: 12 MP
Matrix 200 megapixels
Pixel size 0.64 micron
Sensor Samsung ISOCELL HP2
Sensor size 1/1.3" (≈ 0.77 inch)
Slow motion 960 FPS (1080p)
Stabilization Optical
Zoom Optical, 10x

Memory

Memory specifications for Samsung Galaxy S23 Ultra
Specification Value
Channels 4
Memory card No
Memory clock 4200 MHz
Memory type LPDDR5X
RAM size 8 GB
Storage size 256 GB
Storage type UFS 4.0

Other

Other specifications for Samsung Galaxy S23 Ultra
Specification Value
Announced February 2023
Bundled charger Not included
Category Flagship
Launch price (MSRP) $1199
Release date February 2023
SAR (body) 1.4 W/kg
SAR (head) 0.96 W/kg
Sensors - Hall-effect sensor- Barometer- Proximity sensor- Gyroscope- Accelerometer- Ambient light sensor- Compass- Fingerprint
Successor -Samsung Galaxy S26 Ultra

Performance

Performance specifications for Samsung Galaxy S23 Ultra
Specification Value
Architecture - 3 cores at 2 GHz: Cortex-A510- 2 cores at 2.8 GHz: Cortex-A710- 2 cores at 2.8 GHz: Cortex-A715- 1 core at 3.2 GHz: Cortex-X3
CPU cores 8 (1 + 2 + 2 + 3)
Chipset Snapdragon 8 Gen 2 Mobile Platform for Galaxy
FLOPS ~2089 GFLOPS
GPU clock 680 MHz
GPU shading units 1536
Graphics Adreno 740
L3 cache 8 MB
Lithography process 4 nanometers
Manufacturing TSMC
Max clock 3360 MHz
Neural processor (NPU) Hexagon

Recent User Tests

Recent User Tests specifications for Samsung Galaxy S23 Ultra
Specification Value
Date Benchmark
📘 2026-02-26(Nightciv1l) AnTuTu
📘 2026-04-05->ZOLOLEVEL AnTuTu
📘 2026-04-18(Tuscanchik) AnTuTu
📘 2026-05-14(Trizer) AnTuTu
📘 2026-07-20(Khải) GeekBench CPU
📘 2026-07-21(Jedidiah) AnTuTu
📘 2026-08-07(Turtle tech) AnTuTu

Selfie camera

Selfie camera specifications for Samsung Galaxy S23 Ultra
Specification Value
Depth sensor (TOF 3D) No
Megapixels 12 megapixels
Photo 139
Video 145
Video resolution 2160p (4K) at 60 FPS

Software

Software specifications for Samsung Galaxy S23 Ultra
Specification Value
OS size 39.9 GB
OS updates 4 years
Operating system Android 13 (Can be upgraded to Android 16)
ROM One UI 8.0
Security updates 5 years

Sound

Sound specifications for Samsung Galaxy S23 Ultra
Specification Value
Dolby Atmos Yes
FM radio No
Headphone audio jack No
Speakers Stereo

Strengths & Limitations

Key Advantages

  • Comprehensive positive benchmark metrics recorded.

Key Considerations

  • No major hardware limitations flagged during benchmark run.

Direct Competitors & Alternatives

Methodology, Provenance & Verification

Score version 2026.1 · Data verified 2026-08-26 · Source: official manufacturer datasheets and standardized reproducible benchmark suites (Geekbench 6, Cinebench R24, 3DMark).

Original manufacturer documentation ↗

← Read Full Scoring Methodology Report Data Discrepancy