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8 Pro vs 12

OnePlus 8 Pro vs Xiaomi 12

What 8 Pro does better (9) and where 12 wins (14) — every spec side by side.

OnePlus · 20208 Pro

8.5Score

9 advantages≈ $330

Xiaomi · 202112

8.8Score

14 advantages≈ $320

Higher score

8.9Display7.5

5.7Performance7.4

9.0Camera9.2

5.4Battery7.2

8.9Features9.0

Dimensions

Size comparison

8 Pro12

	8 Pro	12	Difference
Height	165.3 mm	152.7 mm	+12.6 mm
Width	74.4 mm	69.9 mm	+4.5 mm
Thickness	8.5 mm	8.2 mm	+0.3 mm
Weight	199 g	179 g	+20 g

Drawn to the same scale from the official dimensions (front and side).

Why is 8 Pro better than 12?

Optical zoom3× vs 2.1×+43%
Pixel density513 ppi vs 419 ppi+22%
Rear cameras4 vs 22×
Peak brightness1,300 nits vs 1,100 nits+18%
Screen size6.8″ vs 6.3″+8%
USB version3.1 vs 2+55%
Resolution (width)1,440 px vs 1,080 px+33%
Loudspeaker loudness-23.5 LUFS vs -25.3 LUFS+-7%
Main camera aperturef/1.8 vs f/1.9+6%

Why is 12 better than 8 Pro?

Wired charging30 W vs 67 W2.2×
AnTuTu score573,276 vs 985,115+72%
3DMark Wild Life Extreme1,109 vs 2,2552×
Geekbench 6 (multi-core)3,374 vs 3,652+8%
Main camera48 MP vs 50 MP+4%
Max video4K vs 8K
Selfie camera16 MP vs 32 MP2×
Weight199 g vs 179 g+11%
Process7 nm vs 4 nm+75%
CPU frequency2.84 GHz vs 3 GHz+6%
Wireless charging power30 W vs 50 W+67%
Charged in 30 min65% vs 77%+18%

Specifications

Side by side

Only differences	OnePlus 8 Pro≈ $3308.5	Xiaomi 12≈ $3208.8
Design
Weight	199 g	179 g
Thickness	8.5 mm	8.2 mm
Height	165.3 mm	152.7 mm
Width	74.4 mm	69.9 mm
Frame	Aluminium	Aluminium
Back	Glass	Glass
Ingress protection	IP68	—
Water resistance (IPx)	IPx8	—
Glass protection	Corning Gorilla Glass 5	Corning Gorilla Glass Victus
Colours	Glacial Green, Ultramarine Blue, Onyx Black	Gray, Blue, Purple, Green
Display
Screen size	6.8″	6.3″
Panel	Fluid AMOLED	AMOLED
OLED panel	Yes	Yes
Resolution (width)	1,440 px	1,080 px
Resolution (height)	3,168 px	2,400 px
Pixel density	513 ppi	419 ppi
Refresh rate	120 Hz	120 Hz
Peak brightness	1,300 nits	1,100 nits
Measured brightness	885 nits	896 nits
Screen-to-body ratio	90.8%	89.2%
HDR	Yes	Yes
Performance
Chipset	Qualcomm SM8250 Snapdragon 865 5G	Qualcomm SM8450 Snapdragon 8 Gen 1
Chip maker	Qualcomm	Qualcomm
Process	7 nm	4 nm
CPU cores	8	8
CPU frequency	2.84 GHz	3 GHz
GPU	Adreno 650	Adreno 730
AnTuTu score	573,276	985,115
Geekbench 6 (multi-core)	3,374	3,652
3DMark Wild Life Extreme	1,109	2,255
Memory
RAM	12 GB	12 GB
Storage (max)	256 GB	256 GB
Storage (base)	128 GB	128 GB
Storage type	UFS 3.0	UFS 3.1
Memory card slot	No	No
Camera
Main camera	48 MP	50 MP
Main camera aperture	f/1.8	f/1.9
Main sensor size	1/1.43"	1/1.56"
Rear cameras	4	2
Optical stabilisation	Yes	Yes
Ultra-wide camera	Yes	Yes
Telephoto camera	Yes	Yes
Optical zoom	3×	2.1×
Max video	4K	8K
4K video frame rate	60 fps	60 fps
Selfie camera	16 MP	32 MP
4K selfie video	No	No
Battery
Battery capacity	4,510 mAh	4,500 mAh
Battery type	Li-Po	Li-Po
Wired charging	30 W	67 W
Charged in 30 min	65%	77%
Wireless charging	Yes	Yes
Wireless charging power	30 W	50 W
Reverse wireless charging	Yes	Yes
Connectivity
5G	Yes	Yes
eSIM	No	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 6	Wi-Fi 6E
Bluetooth	5.1	5.2
NFC	Yes	Yes
USB	USB Type-C 3.1	USB Type-C 2.0
USB version	3.1	2
Video output	Yes	—
Infrared port	—	Yes
Dual-band GPS	Yes	Yes
Satellite navigation	GLONASS, GALILEO, BDS	GLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakers	Yes	Yes
3.5 mm headphone jack	No	No
Loudspeaker loudness	-23.5 LUFS	-25.3 LUFS
Fingerprint sensor	Under display	Under display
Barometer	Yes	—
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, compass
SAR (head)	—	0.6 W/kg
Software
OS at launch	Android 10	Android 12
Platform	Android	Android
Interface	OxygenOS 13	MIUI 13