Oppo K7x vs Samsung Galaxy M31

Oppo K7x vs Samsung Galaxy M31: Looking to compare Oppo K7x and Samsung Galaxy M31? Read on to find out how these two smartphones stack up against each other in terms of features, performance, and more.

Feature	Oppo K7x	Samsung Galaxy M31
Display	6.5-inch IPS LCD	6.4-inch Super AMOLED
Resolution	1080 x 2400 pixels	1080 x 2340 pixels
Processor	MediaTek Dimensity 720	Exynos 9611
RAM	6 GB	6/8 GB
Storage	128 GB	64/128 GB
Main Camera	48 MP wide (f/1.7) 8 MP ultrawide (f/2.2) 2 MP macro (f/2.4) 2 MP depth (f/2.4)	64 MP wide (f/1.8) 8 MP ultrawide (f/2.2) 5 MP macro (f/2.4) 5 MP depth (f/2.2)
Selfie Camera	16 MP (f/2.0)	32 MP (f/2.0)
Video Recording	4K@30fps, 1080p@30/60/120fps	4K@30fps, 1080p@30fps
Battery Capacity	5000 mAh	6000 mAh
Fast Charging	Yes (18W)	Yes (15W)
Operating System	Android 10, ColorOS 7.2	Android 10, One UI 2.1
Biometric Security	Rear-mounted fingerprint sensor	Rear-mounted fingerprint sensor
MicroSD Support	Yes (up to 256 GB)	Yes (dedicated slot, up to 512 GB)
Headphone Jack	Yes	Yes
Dimensions	162.2 x 75.1 x 9.1 mm	159.2 x 75.1 x 8.9 mm
Weight	194 grams	191 grams
SIM Card	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
5G Support	Yes	No