Home Phone comparison Xiaomi 12 and Xiaomi Mi 9 - Which is better?

Xiaomi 12 vs Xiaomi Mi 9

65 out 100
Xiaomi 12
VS
50 out 100
Xiaomi Mi 9
Xiaomi 12
Xiaomi Mi 9

Compared 2 smartphones : Xiaomi 12 Manufactured in December, 2021, with display 6.28 with chipsetQualcomm Snapdragon 8 Gen 1, 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 Xiaomi 12
  • Higher pixel density: 419ppi
  • Higher refresh rate: 120Hz
  • Higher battery capacity: 4500mAh vs 3300mAh
  • Newer Bluetooth version: 5.2 vs 5
  • Supports Dolby Atmos
  • Includes charger
Reasons to choose Xiaomi Mi 9
  • Larger display: 6.39in
  • Lighter design: 173g vs 180g

Versions

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

Review

Key Specs Xiaomi 12 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:
Xiaomi 12
vs
Xiaomi Mi 9

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.28 in 6.39 in
Resolution 1080x2400 pixels 1080x2340 pixels
Aspect ratio 20:9 19.5:9
Pixel density 419 ppi 403 ppi
Refresh rate 120 Hz 60 Hz
Adaptive refresh rate Yes (60-120 Hz) No
Max brightness 500 nits 600 nits
HDR support Yes HDR10+ Yes HDR10
Touch Sampling Rate 480 Hz n/a
Screen-to-body ratio 89.3 % 85.3 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi 12
887 nits
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 152.7 mm (6.01 in) 157.5 mm (6.2 in)
Width 69.9 mm (2.75 in) 74.6 mm (2.94 in)
Thickness 8.16 mm (0.32 in) 7.6 mm (0.3 in)
Weight 180 g (6.35 oz) 173 g (6.1 oz)
Water resistance No No
Back panel Glass Glass
Frame Metal Metal
Colors - Black
- Blue
- Pink		 - Black
- Blue
- Purple
Fingerprint sensor Yes In-Display Yes In-Display
Screen-to-body ratio
Xiaomi 12
89.3 %
Xiaomi Mi 9
85.3 %

Performance

Testing Xiaomi 12 and Xiaomi Mi 9 In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Gen 1 Qualcomm Snapdragon 855
Max Frequency 3000 MHz 2840 MHz
CPU Cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 4/1.8 (Cortex-A510)
- 3/2.5 (Cortex-A710)
- 1/3 (Cortex-X2)		 - 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 Samsung TSMC
Transistor Size 4 nm 7 nm
Neural Processor Hexagon Hexagon 690
Graphics Adreno 730 Adreno 640
GPU Cores 1024 768
GPU Frequency 818 MHz 585 MHz
FLOPS 1675.3 GFLOPS 898.5 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 12
1702
Xiaomi Mi 9
898
Geekbench 6 (Multi-Core)
Xiaomi 12
3977
Xiaomi Mi 9
2206
Geekbench 6 (Single-Core)1702898
Geekbench 6 (Multi-Core)39772206
Sources: Geekbench v6 [Xiaomi 12]
AnTuTu 10
AnTuTu 10
Xiaomi 12
1187033
Xiaomi Mi 9
651041
CPU308025209300
GPU439066191747
Memory237645113809
UX212297136185
NanoReview Score1187033651041
3DMark Wild Life
3DMark Wild Life
Xiaomi 12
8751
Xiaomi Mi 9
3100
Max Surface Temp.n/a35.6 °C
Stability60 %91 %
Graphics Test52 fps18 fps
Graphics Score87513100
Sources: 3DMark [Xiaomi 12], [Xiaomi Mi 9]
PCMark 3.0
PCMark 3.0
Xiaomi 12
12987
Xiaomi Mi 9
10649
Writing score1484014618
Web score115347084
Video editing74526715
Data manipulation96437931
NanoReview Score1298710649

Memory

RAM
RAM Size - 8 GB
- 12 GB		 6 GB
Memory Type LPDDR5 LPDDR4X
Memory Frequency 3200 MHz 2133 MHz
Channels 4 2
Storage
Storage Capacity- 128 GB
- 256 GB		128 GB
Storage TypeUFS 3.1UFS 2.1
Memory CardNoNo

Software

OS Android 12 (Upgradeable to Android 14) Android 9.0 (Upgradeable to Android 11)
OS Size n/a 13.5 GB
UI Skin HyperOS 1.0 MIUI 12.5

Battery

Volume 4500 mAh 3300 mAh
Max Charging Power 67 W 27 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging Yes (50 W) Yes (20 W)
Reverse Charging Yes (Wireless) No
Fast Charging Yes (87% in 30 min) Yes Quick Charge 4 (50% in 30 min)
Full Charge Time 0:46 h 1:30 h
Battery Life Test
Battery Life
Xiaomi 12
15:58
Xiaomi Mi 9
17:14
Web Browsing06:17 h06:08 h
Video Playback10:46 h11:37 h
Games04:42 h04:07 h
Standby Mode71 h83 h

Main camera

Matrix 50 MP 48 MP
Photo resolution 8192x6144 pixels 8000x6000 pixels
Zoom Digital Optical, 2x
Flash Dual LED Dual LED
Stabilization Optical Digital
8K Recording Up to 24FPS No
4K Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (720p) 960 fps (1080p)
Wide-angle lens 123 ° 117 °
Lenses count Standard: 50 MP
Ultra-wide: 13 MP
Macro: 5 MP		 Standard: 48 MP
Telephoto: 12 MP
Ultra-wide: 16 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP48 MP
Aperturef/1.9f/1.8
Focal length26 mm27 mm
SensorSony IMX766Sony IMX586
Sensor size1/1.561/2
Pixel size1 μm0.8 μm
AutofocusPhase autofocus (Dual Pixel)Laser 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
Matrix13 MP16 MP
Aperturef/2.4f/2.2
Focal length12 mm13 mm
SensorOmniVision OV13B10Sony IMX481
Sensor size1/3.061/3.0
Pixel size1.12 μm1 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi 12
118
Xiaomi Mi 9
112
Video quality
Xiaomi 12
121
Xiaomi Mi 9
99
Overall camera score
Xiaomi 12
113
Xiaomi Mi 9
107
Bokeh55n/a
Preview69n/a
Zoom72n/a
Sources: DxOMark [Xiaomi 12], [Xiaomi Mi 9]

Front camera

Matrix 32 MP 20 MP
Photo resolution 6528x4896 pixels 5184x3880 pixels
Aperture f/2.4 f/2.0
Focal length 26 mm 18 mm
Sensor OmniVision OV32B40 CMOS
Sensor size n/a 1/3
Pixel size 0.7 μm 0.9 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6E (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 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
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *NoNo
Hybrid SlotNoNo
2G BandsGSM 850 900 1800 1900 MHzGSM 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/B12/B13/B17/B18/B19/B20/B25/B26/B28/B32/B66)LTE (B800/B900/B1800/B2100/B2300/B2500/B2600)
LTE category2020
5G SupportYesNo

Sound

Speakers Stereo Mono
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes No
Speaker Test
Max Volume
Xiaomi 12
n/a
Xiaomi Mi 9
87.1 dB

Other

Class Flagship Flagship
Announced December, 2021 yr February, 2019 yr
Release Date December, 2021 yr April, 2019 yr
Launch Price ($) 580 460
Sensors - Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Hall Sensor
- Barometer
- 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 12 the clear winner in this comparison.

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