Compare Oppo A15s vs. Samsung Galaxy M21

	Oppo A15s	Samsung Galaxy M21
Specifications
Brand	Oppo	Samsung
Model	-	-
Release Date	December 2020	March 2020
Operating System	ColorOS (Android 10)	One UI (Android 10)
Dimensions
Size	164.0 x 75.4 x 7.9 mm 6.46 x 2.97 x 0.31 in	159.0 x 75.1 x 8.9 mm 6.26 x 2.96 x 0.35 in
Weight	177 g 6.24 oz	188 g 6.63 oz
Screen
Size	6.52 inches	6.4 inches
Resolution	720 x 1,600 pixels	1,080 x 2,340 pixels
PPI	269	403
Features	-	OLED
Cameras
Rear	Triple camera 13 MP f/2.2 Wide 2 MP f/2.4 Macro 2 MP f/2.4 Depth	Triple camera 48 MP f/2.0 Wide 8 MP f/2.2 Ultra Wide 5 MP f/2.2 Depth
Front	8 MP f/2.0 Wide	20 MP f/2.2 Wide
Storage
Memory	4 GB	4 GB 6 GB
Fixed	64 GB 128 GB	64 GB 128 GB
Removable	microSDXC	microSDXC
Processor
Chip	MediaTek Helio P35 Octa-core processor 12 nm	Samsung Exynos 9611 Octa-core processor 10 nm
CPU	4x 2.35 GHz Cortex-A53 4x 1.80 GHz Cortex-A53	4x 2.30 GHz Cortex-A73 4x 1.70 GHz Cortex-A53
GPU	PowerVR GE8320	Mali-G72 MP3
Battery
Capacity	4,230 mAh	6,000 mAh
Features	-	Fast charging 15W
Removable
Connectivity
5G
NFC
3.5 mm Audio Jack
Micro USB
USB Type-C
Lightning

Oppo A15s	Samsung Galaxy M21

Released in December 2020. Features 6.52 inches screen with a resolution of 720 x 1,600 pixels and 269 ppi. Octa-core processor MediaTek Helio P35 with up to 4 GB memory and 128 GB storage. It has 4,230 mAh battery.	Released in March 2020. Features 6.4 inches screen with a resolution of 1,080 x 2,340 pixels and 403 ppi. Octa-core processor Samsung Exynos 9611 with up to 6 GB memory and 128 GB storage. It has 6,000 mAh battery.
Head to Head
Lighter (6%) Thinner (13%) Probably better front camera	Much better quality screen (33%) OLED screen Probably better rear camera May have more memory Much better battery capacity (30%) Fast charging battery

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