Samsung Galaxy A51 vs Lg K31

Samsung Galaxy A51 vs Lg K31: Compare the Samsung Galaxy A51 and LG K31 to find out which smartphone suits your needs. Discover the key differences in design, display, camera, performance, and battery life. Make an informed decision before making your next smartphone purchase.

Feature	Samsung Galaxy A51	LG K31
Display Size	6.5 inches	5.7 inches
Display Type	Super AMOLED	IPS LCD
Resolution	1080 x 2400 pixels	720 x 1520 pixels
Processor	Exynos 9611	MediaTek Helio P22
RAM	4/6 GB	2 GB
Storage	64/128 GB	32 GB
Expandable Storage	microSDXC (up to 512 GB)	microSDXC (up to 512 GB)
Main Camera	48 MP wide (f/2.0) 12 MP ultrawide (f/2.2) 5 MP macro (f/2.4) 5 MP depth sensor (f/2.2)	13 MP wide (f/2.0) 5 MP ultrawide (f/2.2)
Front Camera	32 MP wide (f/2.2)	5 MP wide (f/2.2)
Video Recording	4K @ 30fps, 1080p @ 30/60/120fps	1080p @ 30fps
Battery Capacity	4000 mAh	3000 mAh
Operating System	Android 10, One UI 2.0	Android 9.0 (Pie)
Biometric Authentication	In-display fingerprint sensor	Rear-mounted fingerprint sensor
Water Resistance	No	No
Weight	172 grams	146 grams
Dimensions	158.5 x 73.6 x 7.9 mm	147.6 x 71 x 8.6 mm
Headphone Jack	Yes	Yes
Connectivity	4G LTE Wi-Fi 802.11 a/b/g/n/ac Bluetooth 5.0 USB Type-C	4G LTE Wi-Fi 802.11 b/g/n Bluetooth 5.0 Micro USB