Xiaomi Poco F3 vs Mi 9

Here we compared two flagship smartphones: the 6.67-inch Xiaomi Poco F3 (with Qualcomm Snapdragon 870 5G) that was released on March 22, 2021, against the Xiaomi Mi 9, which is powered by Qualcomm Snapdragon 855 and came out 25 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi Poco F3
  • Water-resistant body (IP53 classification)
  • Higher display refresh rate – 120 Hz
  • Comes with 1220 mAh larger battery capacity: 4520 vs 3300 mAh
  • Shows 17% longer battery life (30:05 vs 25:40 hours)
  • 36% better performance in AnTuTu Benchmark (689K versus 506K)
  • Compatible with the latest Wi-Fi 6 wireless networks
  • Newer Bluetooth version (v5.1)
  • Uses a faster type of memory: LPDDR5 2750 MHz
  • Stereo speakers
  • Delivers 16% higher peak brightness (714 against 617 nits)
  • More recent OS version: Android 12 versus 11
  • The phone is 2-years and 1-month newer
Reasons to consider the Xiaomi Mi 9
  • The rear camera has a 2x optical zoom
  • Supports wireless charging up to 20W
  • Weighs 23 grams less

Review

Display
Screen quality, color accuracy, brightness
83
64
Performance
CPU/GPU performance in apps and games
67
48
Battery
Battery life, charging type and speed
72
65
Camera
Photo and video recording quality
64
69
Connectivity
Networks, ports, data transmission
86
77
NanoReview score
Final comparison evaluation
72
61

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type AMOLED AMOLED
Size 6.67 inches 6.39 inches
Resolution 1080 x 2400 pixels 1080 x 2340 pixels
Aspect ratio 20:9 19.5:9
PPI 395 ppi 403 ppi
Refresh rate 120 Hz 60 Hz
Max rated brightness 700 nits 600 nits
Max rated brightness in HDR 1300 nits -
HDR support Yes, HDR10+ Yes, HDR10
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 6
Screen-to-body ratio 85.9% 85.2%
Display features - DCI-P3
- Always-On Display
- Always-On Display
- DC Dimming
Display tests
RGB color space 99.8% 95.4%
PWM 490 Hz 245 Hz
Response time 3 ms 4.2 ms
Contrast ∞ Infinity ∞ Infinity
Peak brightness test (auto)
Poco F3 +16%
714 nits
617 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 163.7 mm (6.44 inches) 157.5 mm (6.2 inches)
Width 76.4 mm (3.01 inches) 74.6 mm (2.94 inches)
Thickness 7.8 mm (0.31 inches) 7.6 mm (0.3 inches)
Weight 196 gramm (6.91 oz) 173 gramm (6.1 oz)
Waterproof IP53 No
Rear material Glass Glass
Frame material Plastic Metal
Colors White, Black, Blue Black, Blue, Purple
Fingerprint scanner Yes, in home button Yes, in-display
Screen-to-body ratio
Poco F3 +1%
85.9%
85.2%

Performance

Tests of Xiaomi Poco F3 and Xiaomi Mi 9 in the benchmarks
SoC
Chipset Qualcomm Snapdragon 870 5G Qualcomm Snapdragon 855
Max. clock 3200 MHz 2840 MHz
CPU cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4 cores at 1.8 GHz: Kryo 585 Silver (Cortex-A55)
- 3 cores at 2.42 GHz: Kryo 585 Gold (Cortex-A77)
- 1 core at 3.2 GHz: Kryo 585 Prime (Cortex-A77)
- 4 cores at 1.8 GHz: Cortex-A55 (Kryo 485 Silver)
- 3 cores at 2.42 GHz: Cortex-A76 (Kryo 485 Gold)
- 1 core at 2.84 GHz: Cortex-A76 (Kryo 485 Gold)
L3 cache 4 MB 2 MB
Lithography process 7 nanometers 7 nanometers
Graphics Adreno 650 Adreno 640
GPU clock 675 MHz 585 MHz
FLOPS ~1372 GFLOPS ~899 GFLOPS
Memory
RAM size 6, 8 GB 6 GB
Memory type LPDDR5 LPDDR4X
Memory clock 2750 MHz 2133 MHz
Channels 4 2
Storage
Storage size 128, 256 GB 128 GB
Storage type UFS 3.1 UFS 2.1
Memory card No No

Benchmarks

Geekbench 5 (Single-Core)
Poco F3 +62%
995
615
Geekbench 5 (Multi-Core)
Poco F3 +47%
3477
2370
AnTuTu Benchmark 9
Poco F3 +36%
689008
506829
CPU 193885 145198
GPU 241777 179503
Memory 112372 76010
UX 147497 109413
Total score 689008 506829
3DMark Wild Life Performance
Poco F3 +39%
4282
3071
Stability 90% 92%
Graphics test 25 FPS 18 FPS
Graphics score 4282 3071
PCMark 3.0 score 11546 10519
Sources: 3DMark [3], [4]

Software

Operating system Android 11 (Can be upgraded to Android 12) Android 9.0 (Can be upgraded to Android 11)
ROM MIUI 13 MIUI 12.0.1
OS size 21 GB 13.5 GB

Battery

Specifications
Capacity 4520 mAh 3300 mAh
Charge power 33 W 27 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No Yes (20 W)
Reverse charging No No
Fast charging Yes (67% in 30 min) Yes, Quick Charge 4 (50% in 30 min)
Full charging time 0:56 hr 1:30 hr
Battery life tests
Web browsing 11:06 hr 07:01 hr
Watching video 14:32 hr 14:57 hr
Gaming 05:39 hr 03:32 hr
Standby 83 hr 84 hr
General battery life
Poco F3 +17%
30:05 hr
25:40 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 48 megapixels
Image resolution 8000 x 6000 8000 x 6000
Zoom Digital Optical, 2x
Flash LED Dual LED
Stabilization Digital Digital
8K video recording No No
4K video recording Up to 30FPS Up to 60FPS
1080p video recording Up to 60FPS Up to 60FPS
Slow motion 960 FPS (1080p) 960 FPS (1080p)
Angle of widest lens 119° 117°
Lenses 3 (48 MP + 8 MP + 5 MP) 3 (48 MP + 12 MP + 16 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2.0", Sony IMX582 (Exmor-RS CMOS)
- Phase autofocus
- 48 MP
- Aperture: f/1.8
- Focal length: 27 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Sony IMX586 (Exmor-RS CMOS)
- Laser autofocus
Telephoto lens - - 12 MP
- Aperture: f/2.2
- Focal length: 54 mm
- Pixel size: 1 micron
- Sensor: 1/3.6", Samsung S5K3M5 (ISOCELL CMOS)
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Pixel size: 1.12 micron
- Sensor: 1/4.0", Sony IMX355 (CMOS)
- 16 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1 micron
- Sensor: 1/3.0", Sony IMX481 (BSI CMOS)
- Phase autofocus
Macro lens - 5 MP
- Focal length: 50 mm
- Pixel size: 1.75 micron
- Sensor: 1/5.0", Samsung S5K5E8 (CMOS)
- Phase autofocus
-
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
- RAW support
Samples - Photo samples of Xiaomi Mi 9 from DxOMark
Selfie camera
Megapixels 20 megapixels 20 megapixels
Image resolution 4608 x 3456 5184 x 3880
Aperture f/2.45 f/2.0
Focal length 26 mm 18 mm
Pixel size 0.8 microns 0.9 microns
Sensor type CMOS CMOS
Sensor size 1/3.4" 1/3"
Video resolution 1080p (Full HD) at 60 FPS 1080p (Full HD) at 30 FPS

DxOMark camera tests

Photo quality
n/a
112
Video quality
n/a
99
Generic camera score
n/a
107

Connectivity

Wi-Fi standard 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 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, HID, A2DP 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
GPS GPS, GLONASS, Beidou, Galileo, NAVIC GPS, GLONASS, Beidou, Galileo
NFC* Yes Yes
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No No
LTE Cat* 20 20
5G support Yes No

Sound

Speakers Stereo Mono
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes No
Speakers test
Max. loudness
Poco F3 +3%
89.4 dB
87.1 dB

Other

Category Flagship Flagship
Announced March 2021 February 2019
Release date March 2021 April 2019
SAR (head) - 1.389 W/kg
SAR (body) - 0.99 W/kg
Sensors - Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Hall-effect sensor
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Xiaomi Poco F3 is definitely a better buy.

Cast your vote

So, which phone would you choose?
66 (54.5%)
55 (45.5%)
Total votes: 121

User opinions

You can share your opinion or ask a question in the comments below
Promotion