Xiaomi Mi 9 Pro vs OnePlus 7

Here we compared two flagship smartphones: the 6.39-inch Xiaomi Mi 9 Pro (with Qualcomm Snapdragon 855 Plus) that was released on September 24, 2019, against the OnePlus 7, which is powered by Qualcomm Snapdragon 855 and came out 4 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 Mi 9 Pro
  • Supports wireless charging up to 30W
  • Comes with 300 mAh larger battery capacity: 4000 vs 3700 mAh
  • Has an ultra-wide angle camera lens
  • Slow-motion recording at 960FPS
  • Reverse charging feature
  • Includes a 3.5 mm headphone audio jack port
  • Has a built-in infrared port
Reasons to consider the OnePlus 7
  • Optical image stabilization
  • More recent OS version: Android 12 versus 10
  • Stereo speakers
  • Supports Dolby Atmos sound technology

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

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Price

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type Super AMOLED Super AMOLED
Size 6.39 inches 6.41 inches
Resolution 1080 x 2340 pixels 1080 x 2340 pixels
Aspect ratio 19.5:9 19.5:9
PPI 403 ppi 402 ppi
Refresh rate 60 Hz 60 Hz
Max rated brightness 430 nits 800 nits
HDR support Yes, HDR10 Yes, HDR10
Screen protection Corning Gorilla Glass 6 Corning Gorilla Glass 6
Screen-to-body ratio 85.5% 85.5%
Display features - DCI-P3
- Always-On Display
- DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space - 99.7%
PWM - 200 Hz
Response time - 7 ms
Contrast - ∞ Infinity
Peak brightness test (auto)
n/a
638 nits
Sources: NotebookCheck [3]

Design and build

Height 157.2 mm (6.19 inches) 157.7 mm (6.21 inches)
Width 74.6 mm (2.94 inches) 74.8 mm (2.94 inches)
Thickness 8.5 mm (0.33 inches) 8.2 mm (0.32 inches)
Weight 196 gramm (6.91 oz) 182 gramm (6.42 oz)
Waterproof No No
Rear material Glass Glass
Frame material Metal Metal
Colors White, Black Gray, Red
Fingerprint scanner Yes, in-display Yes, in-display
Screen-to-body ratio
85.5%
85.5%

Performance

Tests of Xiaomi Mi 9 Pro and OnePlus 7 in the benchmarks
SoC
Chipset Qualcomm Snapdragon 855 Plus Qualcomm Snapdragon 855
Max. clock 2960 MHz 2840 MHz
CPU cores 8 (1 + 3 + 4) 8 (1 + 3 + 4)
Architecture - 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 2.96 GHz: Cortex-A76 (Kryo 485 Gold)
- 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 2 MB 2 MB
Lithography process 7 nanometers 7 nanometers
Graphics Adreno 640 Adreno 640
GPU clock 675 MHz 585 MHz
FLOPS ~1036 GFLOPS ~899 GFLOPS
Memory
RAM size 8, 12 GB 6, 8 GB
Memory type LPDDR4X LPDDR4X
Memory clock 2133 MHz 2133 MHz
Channels 2 2
Storage
Storage size 128, 256 GB 128, 256 GB
Storage type UFS 3.0 UFS 3.0
Memory card No No

Benchmarks

Geekbench 5 (Single-Core)
Mi 9 Pro +6%
760
719
Geekbench 5 (Multi-Core)
Mi 9 Pro +4%
2771
2661
AnTuTu Benchmark 9
527085
527657
CPU - 146977
GPU - 197376
Memory - 80086
UX - 105341
Total score 527085 527657
3DMark Wild Life Performance
2324
OnePlus 7 +32%
3079
Stability 98% 98%
Graphics test 13 FPS 18 FPS
Graphics score 2324 3079
PCMark 3.0 score - 9724
Sources: 3DMark [3], [4]

Software

Operating system Android 10 Android 9.0 (Can be upgraded to Android 12)
ROM MIUI 12 OxygenOS 12.1
OS size - 16 GB

Battery

Specifications
Capacity 4000 mAh 3700 mAh
Charge power 40 W 20 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging Yes (30 W) No
Reverse charging Yes, (wireless) No
Fast charging Yes, Quick Charge 4+ (55% in 30 min) Yes, Warp Charge (48% in 30 min)
Full charging time 0:50 hr 1:25 hr
Battery life tests
Web browsing - 10:24 hr
Watching video - 14:54 hr
Gaming - 04:13 hr
Standby - 96 hr
General battery life
n/a
30:28 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 48 megapixels
Image resolution 8000 x 6000 8000 x 6000
Zoom Optical, 2x Optical
Flash LED -
Stabilization Digital Optical
8K video recording No No
4K video recording Up to 60FPS Up to 60FPS
1080p video recording Up to 240FPS Up to 240FPS
Slow motion 960 FPS (1080p) 480 FPS (720p)
Angle of widest lens 117° -
Lenses 3 (48 MP + 12 MP + 16 MP) 2 (48 MP + 5 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Focal length: 27 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Sony IMX586 (Exmor-RS CMOS)
- Phase autofocus
- 48 MP
- Aperture: f/1.7
- Pixel size: 0.8 micron
- Sensor: 1/2", Sony IMX586 (Exmor-RS CMOS)
- Phase autofocus
- Optical stabilization
Telephoto lens - 12 MP
- Aperture: f/2.2
- Focal length: 54 mm
- Pixel size: 1 micron
- Sensor: 1/3.4" (CMOS)
- Phase autofocus
- Optical stabilization
-
Ultra-wide lens - 16 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1 micron
- Sensor: 1/3.0", Sony IMX481 (BSI CMOS)
- Phase autofocus
-
Depth lens - - 5 MP
- Aperture: f/2.4
- Pixel size: 1.12 micron
- Sensor: 1/5", GalaxyCore GC5035 (CMOS)
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
- RAW support
Selfie camera
Megapixels 20 megapixels 16 megapixels
Image resolution 5184 x 3880 4608 x 3456
Aperture f/2.0 f/2.0
Focal length 18 mm 25 mm
Pixel size 0.9 microns 1 microns
Sensor type CMOS CMOS
Sensor size 1/3" 1/3.1"
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 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
Bluetooth version 5 5
Bluetooth features LE, A2DP LE, A2DP
USB type USB Type-C USB Type-C
USB version 2 3.1
USB features - Charging
- USB-Storage mode
- USB-Host mode
- OTG
- Charging
- USB-Storage mode
- OTG
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo
NFC* Yes Yes
Infrared port Yes No
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 16
5G support Yes No

Sound

Speakers Mono Stereo
Headphone audio jack Yes No
FM radio No No
Dolby Atmos No Yes
Speakers test
Max. loudness
n/a
85.6 dB

Other

Category Flagship Flagship
Announced September 2019 May 2019
Release date October 2019 June 2019
SAR (head) - 1.166 W/kg
SAR (body) - 1.382 W/kg
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- 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

If the software and sound are more important to you, then choose the OnePlus 7. But if the battery life is more of a priority – go for the Xiaomi Mi 9 Pro.

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