Oppo Reno 3a vs Samsung Galaxy M31s

Oppo Reno 3a vs Samsung Galaxy M31s: Looking to compare Oppo Reno 3a and Samsung Galaxy M31s? Find out which smartphone offers better features, performance, and value for money. Read on to make an informed decision before buying your next phone.

Feature	Oppo Reno 3a	Samsung Galaxy M31s
Display Size	6.44 inches	6.5 inches
Display Type	AMOLED	Super AMOLED
Resolution	1080 x 2400 pixels	1080 x 2400 pixels
Processor	Qualcomm Snapdragon 665	Exynos 9611
RAM	6 GB	6 GB
Internal Storage	128 GB	128 GB
Expandable Storage	Yes (up to 256 GB)	Yes (up to 512 GB)
Main Camera	48 MP wide (f/1.7) 8 MP ultra-wide (f/2.2) 2 MP macro (f/2.4) 2 MP depth (f/2.4)	64 MP wide (f/1.8) 12 MP ultra-wide (f/2.2) 5 MP depth (f/2.4) 5 MP macro (f/2.4)
Front Camera	16 MP wide (f/2.0)	32 MP wide (f/2.0)
Battery Capacity	4025 mAh	6000 mAh
Charging	Fast charging (30W)	Fast charging (25W)
Operating System	Android 10, ColorOS 7	Android 10, One UI 2.1
Biometric Authentication	In-display fingerprint sensor	Rear-mounted fingerprint sensor
Dimensions	160.9 x 74.1 x 8.2 mm	159.3 x 74.4 x 9.3 mm
Weight	175 g	203 g
Colors	Auroral Blue, Midnight Black	Mirage Black, Mirage Blue
SIM Card	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
Headphone Jack	Yes	Yes
USB	USB Type-C	USB Type-C