Home Phone comparison Infinix Note 50 Pro 4G and Xiaomi Mi 9 - Which is better?

Infinix Note 50 Pro 4G vs Xiaomi Mi 9

61 out 100
Infinix Note 50 Pro 4G
VS
50 out 100
Xiaomi Mi 9
Infinix Note 50 Pro 4G
Xiaomi Mi 9

Compared 2 smartphones : Infinix Note 50 Pro 4G Manufactured in March, 2025, with display 6.78 with chipsetMediaTek Helio G100 Ultimate, vs Xiaomi Mi 9, Manufactured in April, 2019 with chipsetQualcomm Snapdragon 855. 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 Infinix Note 50 Pro 4G
  • Larger display: 6.78in
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 5200mAh vs 3300mAh
  • Newer Bluetooth version: 5.4 vs 5
  • Includes charger
Reasons to choose Xiaomi Mi 9
  • Higher pixel density: 403ppi
  • Lighter design: 173g vs 198g

Versions

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

Review

Key Specs Infinix Note 50 Pro 4G and Xiaomi Mi 9
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
Smartphones:
Infinix Note 50 Pro 4G
vs
Xiaomi Mi 9

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.78 in 6.39 in
Resolution 1080x2436 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 393 ppi 403 ppi
Refresh rate 144 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 1300 nits 600 nits
HDR support No Yes HDR10
Screen-to-body ratio 91.4 % 85.3 %
Features - DCI-P3
- Always-On Display		 - Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Infinix Note 50 Pro 4G
n/a
Xiaomi Mi 9
619 nits
sRGB gamutn/a95.4 %
PWM (Flicker)n/a245 Hz
Response timen/a4.2 ms
Contrastn/a∞ Infinite
Sources: NotebookCheck [Xiaomi Mi 9]

Design & Build

Design and ergonomics comparison
Height 163.3 mm (6.43 in) 157.5 mm (6.2 in)
Width 74.4 mm (2.93 in) 74.6 mm (2.94 in)
Thickness 7.3 mm (0.29 in) 7.6 mm (0.3 in)
Weight 198 g (6.98 oz) 173 g (6.1 oz)
Water resistance IP64 No
Back panel Plastic Glass
Frame Metal Metal
Colors - Black
- Gray
- Green
- Purple		 - Black
- Blue
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Infinix Note 50 Pro 4G
91.4 %
Xiaomi Mi 9
85.3 %

Performance

Testing Infinix Note 50 Pro 4G and Xiaomi Mi 9 In benchmarks
Processor
Chipset MediaTek Helio G100 Ultimate Qualcomm Snapdragon 855
Max Frequency 2200 MHz 2840 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)		 - 4/1.8 (Cortex-A55 (Kryo 485 Silver))
- 3/2.42 (Cortex-A76 (Kryo 485 Gold))
- 1/2.84 (Cortex-A76 (Kryo 485 Gold))
Process TSMC TSMC
Transistor Size 6 nm 7 nm
Neural Processor Yes Hexagon 690
Graphics Mali-G57 MP2 Adreno 640
GPU Cores 128 768
GPU Frequency 1000 MHz 585 MHz
FLOPS 128 GFLOPS 898.5 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Infinix Note 50 Pro 4G
725
Xiaomi Mi 9
898
Geekbench 6 (Multi-Core)
Infinix Note 50 Pro 4G
2012
Xiaomi Mi 9
2206
Geekbench 6 (Single-Core)725898
Geekbench 6 (Multi-Core)20122206
Geekbench Compute (GPU)1473n/a
Sources: Geekbench v6 [Infinix Note 50 Pro 4G]
AnTuTu 10
AnTuTu 10
Infinix Note 50 Pro 4G
434234
Xiaomi Mi 9
651041
CPU139279209300
GPU69636191747
Memory115564113809
UX109755136185
NanoReview Score434234651041
3DMark Wild Life
3DMark Wild Life
Infinix Note 50 Pro 4G
n/a
Xiaomi Mi 9
3100
Max Surface Temp.n/a35.6 °C
Stabilityn/a91 %
Graphics Testn/a18 fps
Graphics Scoren/a3100
Sources: 3DMark [Xiaomi Mi 9]
PCMark 3.0
PCMark 3.0
Infinix Note 50 Pro 4G
n/a
Xiaomi Mi 9
10649
Writing scoren/a14618
Web scoren/a7084
Video editingn/a6715
Data manipulationn/a7931
NanoReview Scoren/a10649

Memory

RAM
RAM Size - 8 GB
- 12 GB		 6 GB
Memory Type LPDDR4X LPDDR4X
Memory Frequency 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage Capacity256 GB128 GB
Storage TypeUFS 2.2UFS 2.1
Memory CardNoNo

Software

OS Android 15 Android 9.0 (Upgradeable to Android 11)
OS Size n/a 13.5 GB
UI Skin XOS 15 MIUI 12.5

Battery

Volume 5200 mAh 3300 mAh
Max Charging Power 90 W 27 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging Yes (30 W) Yes (20 W)
Reverse Charging Yes (Wireless) No
Fast Charging Yes (50% in 19 min) Yes Quick Charge 4 (50% in 30 min)
Full Charge Time 0:38 h 1:30 h
Battery Life Test
Battery Life
Infinix Note 50 Pro 4G
n/a
Xiaomi Mi 9
17:14
Web Browsingn/a06:08 h
Video Playbackn/a11:37 h
Gamesn/a04:07 h
Standby Moden/a83 h

Main camera

Matrix 50 MP 48 MP
Photo resolution n/a 8000x6000 pixels
Zoom Digital Optical, 2x
Flash Dual LED Dual LED
Stabilization Optical Digital
8K Recording No No
4K Recording No Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion n/a 960 fps (1080p)
Wide-angle lens 112 ° 117 °
Lenses count Standard: 50 MP
Ultra-wide: 2 MP		 Standard: 48 MP
Telephoto: 12 MP
Ultra-wide: 16 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP48 MP
Aperturef/1.9f/1.8
Focal lengthn/a27 mm
Sensorn/aSony IMX586
Sensor size1/1.571/2
Pixel size1 μm0.8 μm
AutofocusPhase autofocusLaser autofocus
StabilizationOpticalDigital
Telephoto
Matrixn/a12 MP
Aperturen/af/2.2
Focal lengthn/a54 mm
Sensorn/aSamsung S5K3M5
Sensor sizen/a1/3.6
Pixel sizen/a1 μm
Stabilizationn/aDigital
Ultra-wide lens
Matrix2 MP16 MP
Aperturef/2.2f/2.2
Focal length15 mm13 mm
Sensorn/aSony IMX481
Sensor sizen/a1/3.0
Pixel sizen/a1 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Infinix Note 50 Pro 4G
n/a
Xiaomi Mi 9
112
Video quality
Infinix Note 50 Pro 4G
n/a
Xiaomi Mi 9
99
Overall camera score
Infinix Note 50 Pro 4G
n/a
Xiaomi Mi 9
107
Sources: DxOMark [Xiaomi Mi 9]

Front camera

Matrix 32 MP 20 MP
Photo resolution n/a 5184x3880 pixels
Aperture f/2.2 f/2.0
Focal length n/a 18 mm
Sensor n/a CMOS
Sensor size 1/3.1 1/3
Pixel size n/a 0.9 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 30 fps 1080p (Full HD) 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 5.4 5
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- USB-Host mode
- OTG
DisplayPort No n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Varies by region Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G Bandsn/aGSM 850, GSM 900, GSM 1800, GSM 1900
3G BandsWCDMA B1|5|8HSDPA 850, HSDPA 900, HSDPA 1900, HSDPA 2100
LTE Bands*n/aLTE (B800/B900/B1800/B2100/B2300/B2500/B2600)
LTE categoryn/a20
5G SupportNoNo

Sound

Speakers Stereo Mono
3.5 mm Jack No No
FM Radio Yes No
Dolby Atmos No No
Speaker Test
Max Volume
Infinix Note 50 Pro 4G
n/a
Xiaomi Mi 9
87.1 dB

Other

Class Mid-range Flagship
Announced March, 2025 yr February, 2019 yr
Release Date March, 2025 yr April, 2019 yr
Launch Price ($) 200 460
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 n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Infinix Note 50 Pro 4G the clear winner in this comparison.

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