Xiaomi Poco X7 Pro vs Samsung Galaxy S23 Ultra

Compared 2 smartphones : Xiaomi Poco X7 Pro Manufactured in January, 2025, with display 6.67 with chipsetMediaTek Dimensity 8400 Ultra, vs Samsung Galaxy S23 Ultra, Manufactured in February, 2023with chipsetSnapdragon 8 Gen 2 Mobile Platform for Galaxy. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco X7 Pro
  • Lighter design: 195g vs 233g
  • Higher battery capacity: 6000mAh vs 5000mAh
  • Newer Bluetooth version: 5.4 vs 5.3
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy S23 Ultra
  • Larger display: 6.8in
  • Higher pixel density: 500ppi
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Built-in eSIM

Versions

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

Review

Key Specs Xiaomi Poco X7 Pro and Samsung Galaxy S23 Ultra
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.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison

Display

Display quality comparison
Type AMOLED Dynamic AMOLED
Size 6.67 in 6.8 in
Resolution 1220x2712 pixels 1440x3088 pixels
Aspect ratio 20:9 19.3:9
Pixel density 446 ppi 500 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (60-120 Hz) Yes (1-120 Hz)
Max brightness 1400 nits 850 nits
HDR support Yes Dolby Vision Yes HDR10+
Touch Sampling Rate 480 Hz 240 Hz
Screen-to-body ratio 88.8 % 89.5 %
Features - DCI-P3
- Always-On Display
- DC dimming
- DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Xiaomi Poco X7 Pro
1268 nits
Samsung Galaxy S23 Ultra
1269 nits
sRGB gamut99.6 %96.9 %
PWM (Flicker)120 Hz240 Hz
Response time1 ms2 ms
Contrast∞ Infinite∞ Infinite

Design & Build

Design and ergonomics comparison
Height 160.75 mm (6.33 in) 163.4 mm (6.43 in)
Width 75.24 mm (2.96 in) 78.1 mm (3.07 in)
Thickness 8.29 mm (0.33 in) 8.9 mm (0.35 in)
Weight 195 g (6.88 oz) 233 g (8.22 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Green
- Yellow
- White
- Black
- Gray
- Blue
- Green
- Red
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi Poco X7 Pro
88.8 %
Samsung Galaxy S23 Ultra
89.5 %

Performance

Testing Xiaomi Poco X7 Pro and Samsung Galaxy S23 Ultra In benchmarks
Processor
Chipset MediaTek Dimensity 8400 Ultra Snapdragon 8 Gen 2 Mobile Platform for Galaxy
Max Frequency 3250 MHz 3360 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 2 + 2 + 3)
Architecture - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
- 3/2 (Cortex-A510)
- 2/2.8 (Cortex-A710)
- 2/2.8 (Cortex-A715)
- 1/3.2 (Cortex-X3)
Process TSMC TSMC
Transistor Size 4 nm 4 nm
Neural Processor MediaTek NPU 880 Hexagon
Graphics Mali-G720 MP7 Adreno 740
GPU Cores 896 1536
GPU Frequency 1300 MHz 719 MHz
FLOPS 2329.6 GFLOPS 2089 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco X7 Pro
1595
Samsung Galaxy S23 Ultra
1976
Geekbench 6 (Multi-Core)
Xiaomi Poco X7 Pro
6333
Samsung Galaxy S23 Ultra
5221
Geekbench 6 (Single-Core)15951976
Geekbench 6 (Multi-Core)63335221
Geekbench Compute (GPU)10422n/a
AnTuTu 10
AnTuTu 10
Xiaomi Poco X7 Pro
1623938
Samsung Galaxy S23 Ultra
1541246
CPU378096371084
GPU563744600732
Memory378539299004
UX303559270462
NanoReview Score16239381541246
3DMark Wild Life
3DMark Wild Life
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S23 Ultra
12160
Max Surface Temp.n/a34.8 °C
Stabilityn/a64 %
Graphics Testn/a72 fps
Graphics Scoren/a12160
PCMark 3.0
PCMark 3.0
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S23 Ultra
16130
Writing scoren/a19799
Web scoren/a16101
Video editingn/a7815
Data manipulationn/a13142
NanoReview Scoren/a16130

Memory

RAM
RAM Size 8 GB - 8 GB
- 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency n/a 4200 MHz
Channels 4 4
Storage
Storage Capacity256 GB- 256 GB
- 512 GB
- 1024 GB
Storage TypeUFS 4.0UFS 4.0
Memory CardNoNo

Software

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

Battery

Volume 6000 mAh 5000 mAh
Max Charging Power 90 W 45 W
Battery Type Silicon Carbon (Si/C) Li-ion
Removable No No
Wireless Charging No Yes (15 W)
Reverse Charging Yes Yes (Wireless)
Fast Charging Yes (50% in 17 min) Yes (68% in 30 min)
Full Charge Time 0:42 h 0:59 h
Battery Life Test
Battery Life
Xiaomi Poco X7 Pro
23:02
Samsung Galaxy S23 Ultra
26:01
Web Browsing10:29 h09:57 h
Video Playback15:22 h15:38 h
Games05:54 h06:22 h
Standby Mode93 h130 h

Main camera

Matrix 50 MP 200 MP
Photo resolution 8192x6144 pixels 16320x12240 pixels
Zoom Digital Optical, 10x
Flash Dual LED LED
Stabilization Optical Optical
8K Recording No Yes (Up to 30 fps)
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
Slow Motion 960 fps (1080p) 960 fps (1080p)
Wide-angle lens n/a 120 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Standard: 200 MP
Telephoto: 10 MP
Telephoto: 10 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP200 MP
Aperturef/1.5f/1.7
Focal length26 mm23 mm
SensorSony IMX882Samsung ISOCELL HP2
Sensor size1/1.961/1.3
Pixel size0.8 μm0.64 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a10 MP
Aperturen/af/4.9
Focal lengthn/a230 mm
Sensorn/aSony IMX754
Sensor sizen/a1/3.52
Pixel sizen/a1.12 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.2f/2.2
Focal length15 mm13 mm
SensorSmartsens SC820CSSony IMX564
Sensor size1/4.01/2.55
Pixel size1.12 μm1.4 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S23 Ultra
139
Video quality
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S23 Ultra
137
Overall camera score
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S23 Ultra
140
Bokehn/a70
Previewn/a73
Zoomn/a141

Front camera

Matrix 20 MP 12 MP
Photo resolution 5184x3888 pixels 4000x3000 pixels
Aperture f/2.2 f/2.2
Focal length 21 mm 26 mm
Sensor Omnivision OV20B Samsung S5K3LU
Sensor size 1/4.0 1/3.24
Pixel size 0.7 μm 1.12 μm
Autofocus No Phase autofocus
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 60 fps
TOF 3D sensor No No
Selfie camera DxOMark results
Photo quality
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S23 Ultra
139
Video quality
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S23 Ultra
145

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
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 5.4 5.3
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 3.2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
DisplayPort No Yes DP 1.2
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
- GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Varies by region Yes
Infrared Port Yes No
Connectivity
SIM Count*21
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoYes
Hybrid SlotNoNo
2G BandsGSM 2/3/5/8n/a
3G BandsWCDMA B1/2/4/5/6/8/19n/a
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B40/B41/B42/B48/B66)n/a
LTE categoryn/a20
5G SupportYesYes

Sound

Speakers n/a Stereo
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi Poco X7 Pro
91.5 dB
Samsung Galaxy S23 Ultra
91.8 dB

Other

Class Mid-range Flagship
Announced January, 2025 yr February, 2023 yr
Release Date January, 2025 yr February, 2023 yr
Launch Price ($) n/a 1199
MSRP ($) 299 n/a
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 90 W No

Note

Xiaomi Poco X7 Pro:

The eco-leather version is thicker at 8.43 and weighs 198 grams.

* 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 (18.18%)
9 (81.82%)
Total Votes: 11

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