Home Phone comparison Samsung Galaxy S23 Ultra and Xiaomi 15T Pro - Which is better?

Samsung Galaxy S23 Ultra vs Xiaomi 15T Pro

81 out 100
Samsung Galaxy S23 Ultra
VS
90 out 100
Xiaomi 15T Pro
Samsung Galaxy S23 Ultra
Xiaomi 15T Pro

Compared 2 smartphones : Samsung Galaxy S23 Ultra Manufactured in February, 2023, with display 6.8 with chipsetSnapdragon 8 Gen 2 Mobile Platform for Galaxy, vs Xiaomi 15T Pro, Manufactured in September, 2025with chipsetMediaTek Dimensity 9400 Plus. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Samsung Galaxy S23 Ultra
  • Higher pixel density: 500ppi
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
Reasons to choose Xiaomi 15T Pro
  • Larger display: 6.83in
  • Higher refresh rate: 144Hz
  • Lighter design: 210g vs 233g
  • Higher battery capacity: 5500mAh vs 5000mAh
  • Newer Bluetooth version: 6.0 vs 5.3
  • Infrared port

Versions

Available versions and configurations
Memory Options - 8/256 GB
- 12/256 GB
- 12/512 GB
- 12/1024 GB		 - 12/256 GB
- 12/512 GB
- 12/1024 GB

Review

Key Specs Samsung Galaxy S23 Ultra and Xiaomi 15T Pro
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Galaxy S23 Ultra
vs
Xiaomi 15T Pro

Display

Display quality comparison
Type Dynamic AMOLED AMOLED
Size 6.8 in 6.83 in
Resolution 1440x3088 pixels 1280x2772 pixels
Aspect ratio 19.3:9 19.5:9
Pixel density 500 ppi 447 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max brightness 850 nits n/a
HDR support Yes HDR10+ Yes, Dolby Vision
Touch Sampling Rate 240 Hz 480 Hz
Screen-to-body ratio 89.5 % 90.3 %
Features - DCI-P3
- Always-On Display		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy S23 Ultra
1269 nits
Xiaomi 15T Pro
n/a
sRGB gamut96.9 %n/a
PWM (Flicker)240 Hzn/a
Response time2 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Samsung Galaxy S23 Ultra]

Design & Build

Design and ergonomics comparison
Height 163.4 mm (6.43 in) 162.7 mm (6.41 in)
Width 78.1 mm (3.07 in) 77.9 mm (3.07 in)
Thickness 8.9 mm (0.35 in) 7.96 mm (0.31 in)
Weight 233 g (8.22 oz) 210 g (7.41 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Glass n/a
Frame Metal Metal
Colors - White
- Black
- Gray
- Blue
- Green
- Red
- Purple		 - Black
- Gold
- Gray
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy S23 Ultra
89.5 %
Xiaomi 15T Pro
90.3 %

Performance

Testing Samsung Galaxy S23 Ultra and Xiaomi 15T Pro In benchmarks
Processor
Chipset Snapdragon 8 Gen 2 Mobile Platform for Galaxy MediaTek Dimensity 9400 Plus
Max Frequency 3360 MHz 3630 MHz
CPU Cores 8 (1 + 2 + 2 + 3) 8 (1 + 3 + 4)
Architecture - 3/2 (Cortex-A510)
- 2/2.8 (Cortex-A710)
- 2/2.8 (Cortex-A715)
- 1/3.2 (Cortex-X3)		 - 4/2.4 (Cortex-A720)
- 3/3.3 (Cortex-X4)
- 1/3.73 (Cortex-X925)
Process TSMC TSMC
Transistor Size 4 nm 3 nm
Neural Processor Hexagon MediaTek NPU 890
Graphics Adreno 740 Mali-G925 Immortalis MP12
GPU Cores 1536 1536
GPU Frequency 719 MHz 1612 MHz
FLOPS 2089 GFLOPS 4952.1 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S23 Ultra
1976
Xiaomi 15T Pro
2731
Geekbench 6 (Multi-Core)
Samsung Galaxy S23 Ultra
5221
Xiaomi 15T Pro
8135
Geekbench 6 (Single-Core)19762731
Geekbench 6 (Multi-Core)52218135
Geekbench Compute (GPU)n/a20573
Sources: Geekbench v6 [Xiaomi 15T Pro]
AnTuTu 10
AnTuTu 10
Samsung Galaxy S23 Ultra
1541246
Xiaomi 15T Pro
2718159
CPU371084601093
GPU6007321227523
Memory299004415530
UX270462474013
NanoReview Score15412462718159
3DMark Wild Life
3DMark Wild Life
Samsung Galaxy S23 Ultra
12160
Xiaomi 15T Pro
n/a
Max Surface Temp.34.8 °Cn/a
Stability64 %n/a
Graphics Test72 fpsn/a
Graphics Score12160n/a
Sources: 3DMark [Samsung Galaxy S23 Ultra]
PCMark 3.0
PCMark 3.0
Samsung Galaxy S23 Ultra
16130
Xiaomi 15T Pro
n/a
Writing score19799n/a
Web score16101n/a
Video editing7815n/a
Data manipulation13142n/a
NanoReview Score16130n/a

Memory

RAM
RAM Size - 8 GB
- 12 GB		 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency 4200 MHz 5333 MHz
Channels 4 4
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		256 GB
Storage TypeUFS 4.0UFS 4.1
Memory CardNoNo

Software

OS Android 13 (Upgradeable to Android 14) Android 15
OS Size 39.9 GB n/a
UI Skin One UI 6.1 HyperOS 2.0

Battery

Volume 5000 mAh 5500 mAh
Max Charging Power 45 W 90 W
Battery Type Li-ion Li-Po
Removable No No
Wireless Charging Yes (15 W) Yes (50 W)
Reverse Charging Yes (Wireless) n/a
Fast Charging Yes (68% in 30 min) Yes (50% in 13 min)
Full Charge Time 0:59 h 0:36 h
Battery Life Test
Battery Life
Samsung Galaxy S23 Ultra
26:01
Xiaomi 15T Pro
n/a
Web Browsing09:57 hn/a
Video Playback15:38 hn/a
Games06:22 hn/a
Standby Mode130 hn/a

Main camera

Matrix 200 MP 50 MP
Photo resolution 16320x12240 pixels 8192x6144 pixels
Zoom Optical, 10x Optical, 5x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 120 fps) Yes (Up to 120 fps)
Slow Motion 960 fps (1080p) 960 fps (1080p)
Wide-angle lens 120 ° 120 °
Lenses count Standard: 200 MP
Telephoto: 10 MP
Telephoto: 10 MP
Ultra-wide: 12 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix200 MP50 MP
Aperturef/1.7f/1.6
Focal length23 mm23 mm
SensorSamsung ISOCELL HP2Omnivision OVX9100
Sensor size1/1.31/1.31
Pixel size0.64 μm1.2 μm
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix10 MP50 MP
Aperturef/4.9f/3.0
Focal length230 mm115 mm
SensorSony IMX754Samsung S5KJN5
Sensor size1/3.521/2.76
Pixel size1.12 μm0.64 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix12 MP12 MP
Aperturef/2.2f/2.2
Focal length13 mm15 mm
SensorSony IMX564n/a
Sensor size1/2.551/3.06
Pixel size1.4 μmn/a
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S23 Ultra
139
Xiaomi 15T Pro
n/a
Video quality
Samsung Galaxy S23 Ultra
137
Xiaomi 15T Pro
n/a
Overall camera score
Samsung Galaxy S23 Ultra
140
Xiaomi 15T Pro
n/a
Bokeh70n/a
Preview73n/a
Zoom141n/a
Sources: DxOMark [Samsung Galaxy S23 Ultra]

Front camera

Matrix 12 MP 32 MP
Photo resolution 4000x3000 pixels n/a
Aperture f/2.2 f/2.2
Focal length 26 mm 21 mm
Sensor Samsung S5K3LU CMOS
Sensor size 1/3.24 1/3.44
Pixel size 1.12 μm 0.64 μm
Autofocus Phase autofocus No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Samsung Galaxy S23 Ultra
139
Xiaomi 15T Pro
n/a
Video quality
Samsung Galaxy S23 Ultra
145
Xiaomi 15T Pro
n/a

Connectivity

Wi-Fi version Wi-Fi 6E (802.11 a/b/g/n/ac/ax) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.3 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes DP 1.2 No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*12
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
2G Bandsn/aGSM 2/3/5/8
3G Bandsn/aWCDMA B1/2/4/5/6/8/19
LTE Bands*n/aLTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B66/B71)
LTE category20n/a
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Samsung Galaxy S23 Ultra
91.8 dB
Xiaomi 15T Pro
n/a

Other

Class Flagship Flagship
Announced February, 2023 yr September, 2025 yr
Release Date February, 2023 yr September, 2025 yr
Launch Price ($) 1199 n/a
MSRP ($) n/a 899
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

Which smartphone would you pick?
2 (33.33%)
4 (66.67%)
Total Votes: 6

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