Xiaomi Mi A3 vs Samsung Galaxy A51

Xiaomi Mi A3 vs Samsung Galaxy A51: Looking for a comparison between Xiaomi Mi A3 and Samsung Galaxy A51? Read on to find out how these two popular smartphones stack up against each other in terms of features, performance, and more.

Feature	Xiaomi Mi A3	Samsung Galaxy A51
Display	6.08-inch Super AMOLED	6.5-inch Super AMOLED
Resolution	1560 x 720 pixels	2400 x 1080 pixels
Processor	Qualcomm Snapdragon 665	Samsung Exynos 9611
RAM	4 GB	4/6 GB
Storage	64/128 GB	64/128 GB
Expandable Storage	Yes, up to 256 GB (dedicated slot)	Yes, up to 512 GB (dedicated slot)
Main Camera	48 MP (f/1.8) 8 MP ultra wide-angle (f/2.2) 2 MP depth sensor (f/2.4)	48 MP (f/2.0) 12 MP ultra wide-angle (f/2.2) 5 MP macro (f/2.4) 5 MP depth sensor (f/2.2)
Front Camera	32 MP (f/2.0)	32 MP (f/2.2)
Video Recording	4K @ 30fps, 1080p @ 30/60/120fps	4K @ 30fps, 1080p @ 30fps
Battery Capacity	4030 mAh	4000 mAh
Charging	Fast charging 18W	Fast charging 15W
Operating System	Android One (Android 9.0 Pie)	Android (One UI 2.0 based on Android 10)
Biometric Authentication	In-screen fingerprint sensor	In-screen fingerprint sensor
Dimensions	153.5 x 71.9 x 8.5 mm	158.5 x 73.6 x 7.9 mm
Weight	173.8 g	172 g
SIM Card	Dual SIM (Nano-SIM, dual stand-by)	Dual SIM (Nano-SIM, dual stand-by)
Headphone Jack	Yes	Yes
Colors	Kind of Gray, Not just Blue, More than White	Prism Crush Black, Prism Crush White, Prism Crush Blue, Prism Crush Pink