Xiaomi Poco X7 Pro vs Samsung Galaxy S9 Plus

Compared 2 smartphones : Xiaomi Poco X7 Pro Manufactured in January, 2025, with display 6.67 with chipsetMediaTek Dimensity 8400 Ultra, vs Samsung Galaxy S9 Plus, Manufactured in March, 2018 with chipsetSamsung Exynos 9 Octa 9810. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco X7 Pro
  • Larger display: 6.67in
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 6000mAh vs 3500mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy S9 Plus
  • Higher pixel density: 531ppi
  • Lighter design: 189g vs 195g
  • Supports newer USB: 3.1 vs 2

Versions

Available versions and configurations
Memory Options - 8/256 GB
- 12/256 GB
- 12/512 GB
- 4/64 GB
- 6/64 GB
- 6/128 GB
- 6/256 GB

Review

Key Specs Xiaomi Poco X7 Pro and Samsung Galaxy S9 Plus
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 Super AMOLED
Size 6.67 in 6.2 in
Resolution 1220x2712 pixels 1440x2960 pixels
Aspect ratio 20:9 18.5:9
Pixel density 446 ppi 531 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max brightness 1400 nits 631 nits
HDR support Yes Dolby Vision Yes HDR10
Touch Sampling Rate 480 Hz n/a
Screen-to-body ratio 88.8 % 83.6 %
Features - DCI-P3
- Always-On Display
- DC dimming
Always-On Display
Display test
Peak brightness (auto)
Xiaomi Poco X7 Pro
1268 nits
Samsung Galaxy S9 Plus
629 nits
sRGB gamut99.6 %n/a
PWM (Flicker)120 Hz215 Hz
Response time1 ms7 ms
Contrast∞ Infinite∞ Infinite

Design & Build

Design and ergonomics comparison
Height 160.75 mm (6.33 in) 158.1 mm (6.22 in)
Width 75.24 mm (2.96 in) 73.8 mm (2.91 in)
Thickness 8.29 mm (0.33 in) 8.5 mm (0.33 in)
Weight 195 g (6.88 oz) 189 g (6.67 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber n/a
Back panel Plastic Glass
Frame Plastic Metal
Colors - Black
- Green
- Yellow
- Black
- Gold
- Gray
- Red
- Purple
Fingerprint sensor Yes In-Display Yes rear
Screen-to-body ratio
Xiaomi Poco X7 Pro
88.8 %
Samsung Galaxy S9 Plus
83.6 %

Performance

Testing Xiaomi Poco X7 Pro and Samsung Galaxy S9 Plus In benchmarks
Processor
Chipset MediaTek Dimensity 8400 Ultra Samsung Exynos 9 Octa 9810
Max Frequency 3250 MHz 2900 MHz
CPU Cores 8 (1 + 3 + 4) 8 (4 + 4)
Architecture - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
- 4/1.9 (Cortex-A55)
- 4/2.9 (Exynos M3)
Process TSMC Samsung
Transistor Size 4 nm 10 nm
Neural Processor MediaTek NPU 880 Yes
Graphics Mali-G720 MP7 Mali-G72 MP18
GPU Cores 896 324
GPU Frequency 1300 MHz 572 MHz
FLOPS 2329.6 GFLOPS 370.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco X7 Pro
1595
Samsung Galaxy S9 Plus
751
Geekbench 6 (Multi-Core)
Xiaomi Poco X7 Pro
6333
Samsung Galaxy S9 Plus
1909
Geekbench 6 (Single-Core)1595751
Geekbench 6 (Multi-Core)63331909
Geekbench Compute (GPU)10422n/a
AnTuTu 10
AnTuTu 10
Xiaomi Poco X7 Pro
1623938
Samsung Galaxy S9 Plus
467429
CPU378096142642
GPU563744140091
Memory37853999705
UX30355984991
NanoReview Score1623938467429
3DMark Wild Life
3DMark Wild Life
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S9 Plus
2328
Max Surface Temp.n/a40.7 °C
Stabilityn/a95 %
Graphics Testn/a13 fps
Graphics Scoren/a2328
PCMark 3.0
PCMark 3.0
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S9 Plus
6261
Writing scoren/a6167
Web scoren/a5425
Video editingn/a5459
Data manipulationn/a5611
NanoReview Scoren/a6261

Memory

RAM
RAM Size 8 GB 6 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency n/a 1794 MHz
Channels 4 2
Storage
Storage Capacity256 GB64 GB
Storage TypeUFS 4.0UFS 2.1
Memory CardNoMicroSD

Software

OS Android 15 Android 8.0 (Upgradeable to Android 10)
OS Size n/a 13.9 GB
UI Skin HyperOS 2.0 One UI 2.5

Battery

Volume 6000 mAh 3500 mAh
Max Charging Power 90 W 15 W
Battery Type Silicon Carbon (Si/C) Li-Po
Removable No No
Wireless Charging No Yes Qi/PMA (10 W)
Reverse Charging Yes No
Fast Charging Yes (50% in 17 min) Yes (40% in 30 min)
Full Charge Time 0:42 h 1:40 h
Battery Life Test
Battery Life
Xiaomi Poco X7 Pro
23:02
Samsung Galaxy S9 Plus
16:44
Web Browsing10:29 h06:05 h
Video Playback15:22 h10:25 h
Games05:54 h04:17 h
Standby Mode93 h84 h

Main camera

Matrix 50 MP 12 MP
Photo resolution 8192x6144 pixels 4032x3024 pixels
Zoom Digital Optical, 2x
Flash Dual LED Dual LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 240 fps)
Slow Motion 960 fps (1080p) 960 fps (720p)
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Standard: 12 MP
Telephoto: 12 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix50 MP12 MP
Aperturef/1.5f/1.5 - 2.4
Focal length26 mm26 mm
SensorSony IMX882Samsung SAK2L3
Sensor size1/1.961/2.55
Pixel size0.8 μm1.4 μm
AutofocusPhase autofocusPhase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrixn/a12 MP
Aperturen/af/2.4
Focal lengthn/a52 mm
Sensor sizen/a1/3.6
Pixel sizen/a1 μm
Stabilizationn/aOptical
Ultra-wide lens
Matrix8 MPn/a
Aperturef/2.2n/a
Focal length15 mmn/a
SensorSmartsens SC820CSn/a
Sensor size1/4.0n/a
Pixel size1.12 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S9 Plus
104
Video quality
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S9 Plus
91
Overall camera score
Xiaomi Poco X7 Pro
n/a
Samsung Galaxy S9 Plus
99

Front camera

Matrix 20 MP 8 MP
Photo resolution 5184x3888 pixels 3264x2448 pixels
Aperture f/2.2 f/1.7
Focal length 21 mm 25 mm
Sensor Omnivision OV20B Samsung S5K3H1
Sensor size 1/4.0 1/3.6
Pixel size 0.7 μm 1.22 μm
Autofocus No Phase autofocus (Dual Pixel)
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1440p at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
Bluetooth version 5.4 5
Bluetooth features LE PBAP/PAB, PAN, OPP, MAP, LE, HSP, HID, HFP, DIP, AVRCP, A2DP
USB type USB Type-C USB Type-C
USB version 2 3.1
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
DisplayPort No n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC
- GPS
- GLONASS
- Beidou
- Galileo
NFC* Varies by region Yes
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoYes
2G BandsGSM 2/3/5/8GSM 850, GSM 900, GSM 1800, GSM 1900
3G BandsWCDMA B1/2/4/5/6/8/19HSDPA 850, HSDPA 900, HSDPA 1900, HSDPA 2100
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B26/B28/B38/B40/B41/B42/B48/B66)LTE (B700/B800/B850/B900/B1700/B1800/B1900/B2100/B2300/B2500/B2600)
LTE categoryn/a18
5G SupportYesNo

Sound

Speakers n/a Stereo
3.5 mm Jack No Yes
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi Poco X7 Pro
91.5 dB
Samsung Galaxy S9 Plus
85.6 dB

Other

Class Mid-range Flagship
Announced January, 2025 yr February, 2018 yr
Release Date January, 2025 yr March, 2018 yr
Launch Price ($) n/a 840
MSRP ($) 299 n/a
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 90 W n/a

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

After analyzing the data, we consider Xiaomi Poco X7 Pro the clear winner in this comparison.

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