Xiaomi 12 vs OnePlus 9 Pro

76 out of 100

Here we compared two flagship smartphones: the 6.28-inch Xiaomi 12 (with Qualcomm Snapdragon 8 Gen 1) that was released on December 28, 2021, against the OnePlus 9 Pro, which is powered by Qualcomm Snapdragon 888 and came out 9 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Differences
Review
Specs
Benchmarks
Battery life
Camera
Comments

Key differences

An overview of the main advantages of each smartphone

Reasons to consider the Xiaomi 12

43% better performance in AnTuTu Benchmark (1154K versus 805K)
Slow-motion recording at 1920FPS
Weighs 17 grams less
8% faster in single-core GeekBench 6 test: 1618 and 1492 points
The phone is 9-months newer
Has a built-in infrared port

Reasons to consider the OnePlus 9 Pro

Waterproof body (IP68 classification)
The rear camera has a 3.3x optical zoom
Shows 24% longer battery life (31:39 vs 25:34 hours)
25% higher pixel density (525 vs 419 PPI)
Has a 0.42 inch larger screen size
Ready for eSIM technology

Review

Evaluation of Xiaomi 12 and OnePlus 9 Pro crucial features

Display

Screen quality, color accuracy, brightness

Type	AMOLED	AMOLED
Size	6.28 inches	6.7 inches
Resolution	1080 x 2400 pixels	1440 x 3216 pixels
Aspect ratio	20:9	20:9
PPI	419 ppi	525 ppi
Refresh rate	120 Hz	120 Hz
Adaptive refresh rate	No	Yes
Max rated brightness	500 nits	500 nits
Max rated brightness in HDR	1100 nits	1300 nits
HDR support	Yes, HDR10+	Yes, HDR10+
Screen protection	Gorilla Glass Victus	Corning Gorilla Glass 5
Screen-to-body ratio	89.2%	90.3%
Display features	- DCI-P3 - Always-On Display - DC Dimming	- DCI-P3 - Always-On Display - DC Dimming

RGB color space	-	97.8%
PWM	-	192 Hz
Response time	-	41.5 ms
Contrast	-	∞ Infinity

Height	152.7 mm (6.01 inches)	163.2 mm (6.43 inches)
Width	69.9 mm (2.75 inches)	73.6 mm (2.9 inches)
Thickness	8.16 mm (0.32 inches)	8.7 mm (0.34 inches)
Weight	180 g (6.35 oz)	197 g (6.95 oz)
Waterproof	No	IP68
Rear material	Glass	Glass
Frame material	Metal	Metal
Colors	Black, Blue, Pink	White, Black, Green
Fingerprint scanner	Yes, in-display	Yes, in-display

Chipset	Qualcomm Snapdragon 8 Gen 1	Qualcomm Snapdragon 888
Max clock	3000 MHz	2840 MHz
CPU cores	8 (1 + 3 + 4)	8 (1 + 3 + 4)
Architecture	- 4 cores at 1.8 GHz: Cortex-A510 - 3 cores at 2.5 GHz: Cortex-A710 - 1 core at 3 GHz: Cortex-X2	- 4 cores at 1.8 GHz: Kryo 680 Silver (Cortex-A55) - 3 cores at 2.42 GHz: Kryo 680 Gold (Cortex-A78) - 1 core at 2.84 GHz: Kryo 680 Prime (Cortex-X1)
L3 cache	6 MB	4 MB
Lithography process	4 nanometers	5 nanometers
Graphics	Adreno 730	Adreno 660
GPU shading units	1536	1024
GPU clock	818 MHz	840 MHz
FLOPS	~2512.8 GFLOPS	~1622 GFLOPS

CPU	304354	201729
GPU	435501	243518
Memory	192381	159120
UX	216593	194264
Total score	1154443	805198

Max surface temperature	-	45.6 °C
Stability	60%	58%
Graphics test	52 FPS	34 FPS
Graphics score	8755	5707

Web score	11416	8580
Video editing	7490	6053
Photo editing	29045	28299
Data manipulation	9533	9712
Writing score	14885	15802

RAM size	8, 12 GB	8, 12 GB
Memory type	LPDDR5	LPDDR5
Memory clock	3200 MHz	2750 MHz
Channels	4	4

Storage size	128, 256 GB	128, 256 GB
Storage type	UFS 3.1	UFS 3.1
Memory card	No	No

Operating system	Android 12 (Can be upgraded to Android 13)	Android 11 (Can be upgraded to Android 13)
ROM	MIUI 14	OxygenOS 13
OS size	-	16 GB

Capacity	4500 mAh	4500 mAh
Max charge power	67 W	65 W
Battery type	Li-Po	Li-Po
Replaceable	No	No
Wireless charging	Yes (50 W)	Yes (50 W)
Reverse charging	Yes, (wireless)	Yes, (wireless)
Fast charging	Yes (87% in 30 min)	Yes (100% in 32 min)
Full charging time	0:46 hr	0:32 hr

Battery life tests
Web browsing	09:04 hr	11:19 hr
Watching video	13:03 hr	12:04 hr
Gaming	04:47 hr	04:57 hr
Standby	70 hr	113 hr

Main camera
Matrix	50 megapixels	48 megapixels
Image resolution	8192 x 6144	8000 x 6000
Zoom	Digital	Optical, 3.3x
Flash	Dual LED	Dual LED
Stabilization	Optical	Optical
8K video recording	Up to 24FPS	Up to 30FPS
4K video recording	Up to 60FPS	Up to 120FPS
1080p video recording	Up to 60FPS	Up to 60FPS
Slow motion	1920 FPS (720p)	480 FPS (720p)
Angle of widest lens	123°	140°
Lenses	3 (50 MP + 13 MP + 5 MP)	4 (48 MP + 8 MP + 50 MP + 2 MP)
Wide (main) lens	- 50 MP - Aperture: f/1.9 - Focal length: 26 mm - Pixel size: 1 micron - Sensor: 1/1.56", Sony IMX766 (Exmor-RS CMOS) - Phase autofocus (Dual Pixel) - Optical stabilization	- 48 MP - Aperture: f/1.8 - Focal length: 23 mm - Pixel size: 1.12 micron - Sensor: 1/1.43", Sony IMX789 (Exmor-RS CMOS) - Laser autofocus - Optical stabilization
Telephoto lens	-	- 8 MP - Aperture: f/2.4 - Focal length: 77 mm - Pixel size: 1 micron - Sensor: 1/4.4", Omnivision OV08A10 (PureCel) - Phase autofocus - Optical stabilization
Ultra-wide lens	- 13 MP - Aperture: f/2.4 - Pixel size: 1.12 micron - Sensor: 1/3.06", OmniVision OV13B10 (CMOS)	- 50 MP - Aperture: f/1.8 - Focal length: 14 mm - Pixel size: 1 micron - Sensor: 1/1.56", Sony IMX766 (Exmor-RS CMOS) - Phase autofocus
Macro lens	- 5 MP - Aperture: f/2.4 - Focal length: 50 mm - Phase autofocus - Optical stabilization	-
Depth lens	-	- 2 MP - Aperture: f/2.4
Camera features	- Bokeh mode - Pro mode - RAW support	- Bokeh mode - Pro mode - RAW support
Samples	Photo samples of Xiaomi 12 from DxOMark	Photo samples of OnePlus 9 Pro from DxOMark

Selfie camera
Megapixels	32 megapixels	16 megapixels
Image resolution	6528 x 4896	4920 x 3264
Aperture	f/2.4	f/2.0
Focal length	26 mm	-
Pixel size	0.7 microns	1 microns
Sensor type	CMOS	Exmor-RS CMOS
Sensor size	-	1/3.06"
Video resolution	1080p (Full HD) at 60 FPS	1080p (Full HD) at 30 FPS

Wi-Fi standard	Wi-Fi 6E (802.11 a/b/g/n/ac/ax)	Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
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	5.2
Bluetooth features	LE	LE, A2DP
USB type	USB Type-C	USB Type-C
USB version	2	3.1
USB features	- Charging - USB-Storage mode - OTG	- Charging - USB-Storage mode - OTG
GPS	GPS, GLONASS, Beidou, Galileo, NAVIC	GPS, GLONASS, Beidou, Galileo, SBAS
NFC *	Yes	Yes
Infrared port	Yes	No

Number of SIM *	2	2
Type of SIM card	Nano	Nano
Multi SIM mode	Standby	Standby
eSIM support *	No	Yes
Hybrid slot	No	No
LTE Cat *	20	20
5G support	Yes	Yes

Speakers	Stereo	Stereo
Headphone audio jack	No	No
FM radio	No	No
Dolby Atmos	Yes	Yes

Category	Flagship	Flagship
Announced	December 2021	March 2021
Release date	December 2021	March 2021
SAR (head)	-	0.99 W/kg
SAR (body)	-	1.21 W/kg
Sensors	- Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint	- Barometer - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint
Bundled charger	Yes, 67 W	-

Xiaomi 12 vs OnePlus 9 Pro

Xiaomi 12 vs OnePlus 9 Pro

Key differences

Review

Value for money

Tests and specifications

Display

Design and build

Performance

Benchmarks

Memory

Software

Battery

Camera

DxOMark camera tests

Connectivity

Sound

Other

Conclusion