Oppo A9 vs Samsung Galaxy M31 Prime Edition

Oppo A9 vs Samsung Galaxy M31 Prime Edition: Compare the Oppo A9 and Samsung Galaxy M31 Prime Edition to find out which smartphone offers better features and performance. Discover the differences in design, display, camera, battery life, and more to make an informed buying decision. Read on to see which device suits your needs and preferences.

Feature	Oppo A9	Samsung Galaxy M31 Prime Edition
Display Size	6.5 inches	6.4 inches
Display Type	IPS LCD	Super AMOLED
Resolution	1080 x 2340 pixels	1080 x 2340 pixels
Processor	Mediatek MT6771V Helio P70	Exynos 9611
RAM	4GB, 8GB (depending on variant)	6GB
Internal Storage	128GB	128GB
Expandable Storage	Yes, up to 256GB	Yes, up to 512GB
Main Camera	48 MP (f/1.8) 8 MP (f/2.2) 2 MP (f/2.4) 2 MP (f/2.4)	64 MP (f/1.8) 8 MP (f/2.2) 5 MP (f/2.4) 5 MP (f/2.4)
Selfie Camera	16 MP (f/2.0)	32 MP (f/2.0)
Video Recording	1080p@30fps	4K@30fps
Battery Capacity	5000 mAh	6000 mAh
Fast Charging	Yes, 18W	Yes, 15W
Operating System	Android 9.0 (Pie), ColorOS 6.1	Android 10, One UI 2.1
Dimensions	162 x 76.1 x 8.3 mm	159.2 x 75.1 x 8.9 mm
Weight	190 grams	191 grams
SIM Card	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
Headphone Jack	Yes	Yes
Fingerprint Sensor	Rear-mounted	Rear-mounted
Colors	Marble Green, Fluorite Purple	Ocean Blue, Space Black