Oppo A31 2020 vs Samsung Galaxy M21 2021

Oppo A31 2020 vs Samsung Galaxy M21 2021: Discover the key differences between the Oppo A31 2020 and the Samsung Galaxy M21 2021. Compare their features, performance, and design to find the perfect smartphone for your needs.

Feature	Oppo A31 2020	Samsung Galaxy M21 2021
Display	6.5-inch IPS LCD	6.4-inch Super AMOLED
Resolution	720 x 1600 pixels	1080 x 2340 pixels
Processor	Mediatek MT6765 Helio P35	Exynos 9611
RAM	4 GB	4/6 GB
Storage	64 GB	64/128 GB
Expandable Storage	Yes (up to 256 GB)	Yes (up to 512 GB)
Main Camera	12 MP (f/1.8) 2 MP (f/2.4) depth sensor 2 MP (f/2.4) macro	48 MP (f/2.0) 8 MP (f/2.2) ultra-wide 5 MP (f/2.2) depth sensor
Front Camera	8 MP (f/2.0)	20 MP (f/2.2)
Video Recording	1080p@30fps	4K@30fps, 1080p@30fps
Battery Capacity	4230 mAh	6000 mAh
Operating System	Android 9.0 (Pie), ColorOS 6.1	Android 11, One UI 3.1
Fast Charging	Yes (10W)	Yes (15W)
Fingerprint Sensor	Rear-mounted	Rear-mounted
Face Unlock	Yes	Yes
Headphone Jack	Yes	Yes
SIM Card	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
Weight	4230 mAh	6000 mAh
Dimensions	163.9 x 75.5 x 8.3 mm	159 x 75.1 x 8.9 mm
Colors	Fantasy White, Mystery Black	Arctic Blue, Charcoal Black