Home Phone comparison Xiaomi Poco F4 and Xiaomi Redmi Note 9 - Which is better?

Xiaomi Poco F4 vs Xiaomi Redmi Note 9

59 out 100
Xiaomi Poco F4
VS
43 out 100
Xiaomi Redmi Note 9
Xiaomi Poco F4
Xiaomi Redmi Note 9

Compared 2 smartphones : Xiaomi Poco F4 Manufactured in June, 2022, with display 6.67 with chipsetQualcomm Snapdragon 870, vs Xiaomi Redmi Note 9, Manufactured in June, 2020 with chipsetMediaTek Helio G85. 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 Xiaomi Poco F4
  • Larger display: 6.67in
  • Higher refresh rate: 120Hz
  • Lighter design: 195g vs 199g
  • Newer Bluetooth version: 5.2 vs 5
  • Supports Dolby Atmos
  • Includes charger
Reasons to choose Xiaomi Redmi Note 9
  • Higher battery capacity: 5020mAh vs 4500mAh

Versions

Available versions and configurations
Memory Options - 6/128 GB
- 8/128 GB
- 8/256 GB
- 12/256 GB		 - 3/64 GB
- 4/64 GB
- 4/128 GB
- 6/128 GB

Review

Key Specs Xiaomi Poco F4 and Xiaomi Redmi Note 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:
Xiaomi Poco F4
vs
Xiaomi Redmi Note 9

Display

Display quality comparison
Type AMOLED IPS LCD
Size 6.67 in 6.53 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 395 ppi 395 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate No No
Max brightness 500 nits 450 nits
HDR support Yes HDR10+ No
Touch Sampling Rate 480 Hz n/a
Screen-to-body ratio 86.6 % 83.5 %
Features - DCI-P3
- Always-On Display		 n/a
Display test
Peak brightness (auto)
Xiaomi Poco F4
997 nits
Xiaomi Redmi Note 9
464 nits
sRGB gamut97.3 %97.7 %
PWM (Flicker)443 Hzn/a
Response time1 ms32.2 ms
Contrast∞ Infinite4608:1
Sources: NotebookCheck [Xiaomi Poco F4], [Xiaomi Redmi Note 9]

Design & Build

Design and ergonomics comparison
Height 163.2 mm (6.43 in) 162.3 mm (6.39 in)
Width 75.95 mm (2.99 in) 77.2 mm (3.04 in)
Thickness 7.7 mm (0.3 in) 8.9 mm (0.35 in)
Weight 195 g (6.88 oz) 199 g (7.02 oz)
Water resistance IP53 No
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Plastic Plastic
Colors - Black
- Silver
- Green		 - White
- Gray
- Green
Fingerprint sensor Yes In-Button Yes rear
Screen-to-body ratio
Xiaomi Poco F4
86.6 %
Xiaomi Redmi Note 9
83.5 %

Performance

Testing Xiaomi Poco F4 and Xiaomi Redmi Note 9 In benchmarks
Processor
Chipset Qualcomm Snapdragon 870 MediaTek Helio G85
Max Frequency 3200 MHz 2000 MHz
CPU Cores 8 (1 + 3 + 4) 8 (2 + 6)
Architecture - 4/1.8 (Kryo 585 Silver (Cortex-A55))
- 3/2.42 (Kryo 585 Gold (Cortex-A77))
- 1/3.2 (Kryo 585 Prime (Cortex-A77))		 - 6/1.8 (Cortex-A55)
- 2/2 (Cortex-A75)
Process TSMC TSMC
Transistor Size 7 nm 12 nm
Neural Processor Hexagon 698 Yes
Graphics Adreno 650 Mali-G52 MP2
GPU Cores 768 48
GPU Frequency 670 MHz 1000 MHz
FLOPS 1029.1 GFLOPS 96 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco F4
1285
Xiaomi Redmi Note 9
516
Geekbench 6 (Multi-Core)
Xiaomi Poco F4
3280
Xiaomi Redmi Note 9
1562
Geekbench 6 (Single-Core)1285516
Geekbench 6 (Multi-Core)32801562
Sources: Geekbench v6 [Xiaomi Poco F4]
AnTuTu 10
AnTuTu 10
Xiaomi Poco F4
843585
Xiaomi Redmi Note 9
272057
CPU23004289155
GPU28637749694
Memory13267860565
UX19448872643
NanoReview Score843585272057
3DMark Wild Life
3DMark Wild Life
Xiaomi Poco F4
4334
Xiaomi Redmi Note 9
n/a
Max Surface Temp.35.6 °Cn/a
Stability90 %n/a
Graphics Test25 fpsn/a
Graphics Score4334n/a
Sources: 3DMark [Xiaomi Poco F4]

Memory

RAM
RAM Size - 6 GB
- 8 GB
- 12 GB		 - 3 GB
- 4 GB
- 6 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency n/a 1800 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB		- 64 GB
- 128 GB
Storage TypeUFS 3.1eMMC 5.1
Memory CardNoMicroSD

Software

OS Android 12 (Upgradeable to Android 14) Android 10 (Upgradeable to Android 12)
OS Size 24 GB 16.5 GB
UI Skin HyperOS 1.0 MIUI 13

Battery

Volume 4500 mAh 5020 mAh
Max Charging Power 67 W 18 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No Yes
Fast Charging Yes (50% in 15 min) Yes (50% in 40 min)
Full Charge Time 0:39 h 1:30 h
Battery Life Test
Battery Life
Xiaomi Poco F4
19:09
Xiaomi Redmi Note 9
24:19
Web Browsing07:39 h09:31 h
Video Playback12:20 h14:21 h
Games04:57 h05:45 h
Standby Mode88 h121 h

Main camera

Matrix 64 MP 48 MP
Photo resolution 9000x7000 pixels 8000x6000 pixels
Zoom Digital Digital
Flash LED LED
Stabilization Optical Digital
8K Recording No No
4K Recording Yes (Up to 60 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 960 fps (720p) 120 fps (720p)
Wide-angle lens 119 ° 118 °
Lenses count Standard: 64 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 48 MP
Ultra-wide: 8 MP
Macro: 2 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
Main lens
Matrix64 MP48 MP
Aperturef/1.8f/1.8
Focal length25 mm26 mm
SensorOmniVision OV64BSamsung S5KGM1
Sensor size1/21/2.0
Pixel size0.7 μm0.8 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalDigital
Ultra-wide lens
Matrix8 MP8 MP
Aperturef/2.2f/2.2
SensorOmnivision OV8856n/a
Sensor size1/4.01/4.0
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 20 MP 13 MP
Photo resolution 4608x3456 pixels 4128x3096 pixels
Aperture f/2.45 f/2.3
Focal length n/a 29 mm
Sensor Sony IMX596 CMOS
Sensor size 1/2 1/3.1
Pixel size 0.8 μm 1.12 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 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
- Wi-Fi Display
Bluetooth version 5.2 5
Bluetooth features LE, HID, A2DP LE, HID, 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
- NAVIC		 - 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 BandsGSM 850 900 1800 1900MHzGSM 850 / 900 / 1800 / 2100 / 2600 / 2300 / 2500
3G BandsWCDMA B1/2/4/5/6/8/19HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B38/B40/B41)LTE (B850/B900/B1800/B2100/B2300/B2500/B2600)
LTE category207
5G SupportYesNo

Sound

Speakers Stereo Mono
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes No
Speaker Test
Max Volume
Xiaomi Poco F4
86.1 dB
Xiaomi Redmi Note 9
92.4 dB

Other

Class Flagship Mid-range
Announced June, 2022 yr April, 2020 yr
Release Date June, 2022 yr June, 2020 yr
Launch Price ($) 400 199
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 67 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi Poco F4 the clear winner in this comparison.

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