Xiaomi Poco M4 Pro 5G vs Samsung Galaxy A51

Compared 2 smartphones : Xiaomi Poco M4 Pro 5G Manufactured in November, 2021, with display 6.6 with chipsetMediaTek Dimensity 810, vs Samsung Galaxy A51, Manufactured in December, 2019 with chipsetSamsung Exynos 9 Octa 9611. Below are specs, tests, pros and cons for each device

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco M4 Pro 5G
  • Larger display: 6.6in
  • Higher refresh rate: 90Hz
  • Higher battery capacity: 5000mAh vs 4000mAh
  • Newer Bluetooth version: 5.1 vs 5
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy A51
  • Higher pixel density: 405ppi
  • Lighter design: 172g vs 195g
  • Supports Dolby Atmos

Versions

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

Review

Key Specs Xiaomi Poco M4 Pro 5G and Samsung Galaxy A51
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

Display

Display quality comparison
Type IPS LCD Super AMOLED
Size 6.6 in 6.5 in
Resolution 1080x2400 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 399 ppi 405 ppi
Refresh rate 90 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 450 nits 400 nits
HDR support No No
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 84.9 % 87.5 %
Features DCI-P3 Always-On Display
Display test
Peak brightness (auto)
Xiaomi Poco M4 Pro 5G
509 nits
Samsung Galaxy A51
631 nits
sRGB gamut99.8 %98.8 %
PWM (Flicker)n/a242 Hz
Response time42 ms25 ms
Contrast700:1∞ Infinite

Design & Build

Design and ergonomics comparison
Height 163.56 mm (6.44 in) 158.5 mm (6.24 in)
Width 75.78 mm (2.98 in) 73.6 mm (2.9 in)
Thickness 8.75 mm (0.34 in) 7.9 mm (0.31 in)
Weight 195 g (6.88 oz) 172 g (6.07 oz)
Water resistance IP53 No
Back panel Plastic Plastic
Frame Plastic Plastic
Colors - Black
- Blue
- Orange
- White
- Black
Fingerprint sensor Yes In-Button Yes In-Display
Screen-to-body ratio
Xiaomi Poco M4 Pro 5G
84.9 %
Samsung Galaxy A51
87.5 %

Performance

Testing Xiaomi Poco M4 Pro 5G and Samsung Galaxy A51 In benchmarks
Processor
Chipset MediaTek Dimensity 810 Samsung Exynos 9 Octa 9611
Max Frequency 2400 MHz 2300 MHz
CPU Cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6/2 (Cortex-A55)
- 2/2.4 (Cortex-A76)
- 4/1.7 (Cortex-A53)
- 4/2.3 (Cortex-A73)
Process TSMC Samsung
Transistor Size 6 nm 10 nm
Neural Processor MediaTek APU 3.0 Yes
Graphics Mali-G57 MP2 Mali-G72 MP3
GPU Cores 128 54
GPU Frequency 950 MHz 850 MHz
FLOPS 243.2 GFLOPS 113.8 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco M4 Pro 5G
684
Samsung Galaxy A51
512
Geekbench 6 (Multi-Core)
Xiaomi Poco M4 Pro 5G
1900
Samsung Galaxy A51
1556
Geekbench 6 (Single-Core)684512
Geekbench 6 (Multi-Core)19001556
AnTuTu 10
AnTuTu 10
Xiaomi Poco M4 Pro 5G
421890
Samsung Galaxy A51
268760
CPU14593183857
GPU6572045166
Memory9955863828
UX11068175909
NanoReview Score421890268760
3DMark Wild Life
3DMark Wild Life
Xiaomi Poco M4 Pro 5G
1234
Samsung Galaxy A51
812
Max Surface Temp.37.5 °C42.2 °C
Stability99 %95 %
Graphics Test7 fps4 fps
Graphics Score1234812
PCMark 3.0
PCMark 3.0
Xiaomi Poco M4 Pro 5G
10515
Samsung Galaxy A51
n/a
Writing score12752n/a
Web score8367n/a
Video editing5618n/a
Data manipulation7342n/a
NanoReview Score10515n/a

Memory

RAM
RAM Size - 4 GB
- 6 GB
- 8 GB
- 4 GB
- 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 1866 MHz
Channels 2 2
Storage
Storage Capacity- 64 GB
- 128 GB
- 256 GB
- 64 GB
- 128 GB
Storage TypeUFS 2.2UFS 2.0
Memory CardMicroSDMicroSD

Software

OS Android 11 (Upgradeable to Android 13) Android 10 (Upgradeable to Android 13)
OS Size 13 GB 23 GB
UI Skin HyperOS 1.0 One UI 5.1

Battery

Volume 5000 mAh 4000 mAh
Max Charging Power 33 W 15 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging Yes No
Fast Charging Yes (50% in 30 min) Yes (40% in 35 min)
Full Charge Time 1:07 h 1:50 h
Battery Life Test
Battery Life
Xiaomi Poco M4 Pro 5G
24:48
Samsung Galaxy A51
17:53
Web Browsing09:59 h07:15 h
Video Playback14:09 h11:25 h
Games05:54 h04:49 h
Standby Mode123 h81 h

Main camera

Matrix 50 MP 48 MP
Photo resolution 8192x6144 pixels 8000x6000 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K Recording No No
4K Recording No Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion n/a 960 fps (720p)
Wide-angle lens 119 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Standard: 48 MP
Ultra-wide: 12 MP
Macro: 5 MP
Depth: 5 MP
Features - Bokeh effect
- Pro mode
- Bokeh effect
- Pro mode
Main lens
Matrix50 MP48 MP
Aperturef/1.8f/2.0
Focal length26 mm26 mm
SensorSamsung JN1Sony IMX582
Sensor size1/2.761/2
Pixel size0.64 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationDigitalDigital
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.2f/2.2
Focal lengthn/a13 mm
SensorSony IMX355n/a
Sensor size1/4n/a
Pixel size1.14 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 16 MP 32 MP
Photo resolution 4920x3264 pixels 6560x4928 pixels
Aperture f/2.45 f/2.2
Focal length n/a 26 mm
Sensor Omnivision OV16A10 Samsung S5KGD1
Sensor size 1/3.06 1/2.8
Pixel size 1 μm 0.8 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.1 5
Bluetooth features LE PBAP/PAB, PAN, OPP, MAP, HSP, HID, HFP, DIP, AVRCP, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG
- Charging
- USB Storage Mode
- OTG
GPS - GPS
- GLONASS
- Beidou
- Galileo
- 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 SlotYesNo
2G BandsGSM 850/900/1800/1900MHzGSM 850 / 900 / 1800 / 2100 / 2600
3G BandsWCDMA 1/2/4/5/8UMTS 850 / 900 / 1900 / 2100
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B20/B28/B32/B38/B40/B41/B66)LTE (B850/B900/B1800/B2100/B2600)
LTE categoryn/a12
5G SupportYesNo

Sound

Speakers Stereo Mono
3.5 mm Jack Yes Yes
FM Radio Yes Yes
Dolby Atmos No Yes
Speaker Test
Max Volume
Xiaomi Poco M4 Pro 5G
89.3 dB
Samsung Galaxy A51
81.7 dB

Other

Class Mid-range Mid-range
Announced November, 2021 yr December, 2019 yr
Release Date November, 2021 yr December, 2019 yr
Launch Price ($) 265 399
Sensors - Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 33 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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