Samsung Galaxy A31 vs Samsung Galaxy S21

Samsung Galaxy A31 vs Samsung Galaxy S21: Compare the Samsung Galaxy A31 and Samsung Galaxy S21 to find out which smartphone is the better choice for you. Discover their key features, specifications, and differences to make an informed decision.

Feature	Samsung Galaxy A31	Samsung Galaxy S21
Display Size	6.4 inches	6.2 inches
Display Type	Super AMOLED	Dynamic AMOLED 2X
Resolution	1080 x 2400 pixels	1080 x 2400 pixels
Refresh Rate	60 Hz	120 Hz
Processor	Octa-core (2×2.0 GHz Cortex-A75 & 6×1.7 GHz Cortex-A55)	Octa-core (1×2.9 GHz Cortex-X1 & 3×2.80 GHz Cortex-A78 & 4×2.2 GHz Cortex-A55)
RAM	4 GB	8 GB
Internal Storage	64/128 GB	128/256/512 GB
Main Camera	48 MP, f/2.0, (wide) 8 MP, f/2.2, (ultrawide) 5 MP, f/2.4, (macro) 5 MP, f/2.4, (depth)	12 MP, f/1.8, (wide) 64 MP, f/2.0, (telephoto) 12 MP, f/2.2, (ultrawide)
Front Camera	20 MP, f/2.2	10 MP, f/2.2
Video Recording	1080p@30fps	8K@24fps, 4K@30/60fps
Battery Capacity	5000 mAh	4000 mAh
Fast Charging	Yes, 15W	Yes, 25W
Wireless Charging	No	Yes
Operating System	Android 10, One UI 2.5	Android 11, One UI 3.1
Water Resistance	No	Yes, IP68
MicroSD Slot	Yes, up to 512 GB	No
5G Support	No	Yes
Fingerprint Sensor	Under display, optical	Under display, ultrasonic
Colors	Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White	Phantom Gray, Phantom White, Phantom Violet, Phantom Pink