Comparison of Samsung Galaxy M21 and Oppo K3

Comparison of Samsung Galaxy M21 and Oppo K3 [S]ave

Attribute	Oppo K3 ×	Samsung Galaxy M21 ×
General
Brand	Oppo	Samsung
Launch
Announced	2019-05-01	2020-03-18
Body
Width (mm)	9.4	8.9
Length (mm)	161.2	159
Height (mm)	76	75.1
Weight (g)	191	188
SIM	Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM)
Front	Glass	Glass
Back	Plastic	Plastic
Frame	Plastic	Plastic
Network
Technology	CDMA GSM HSPA LTE	GSM HSPA LTE
2G bands	CDMA 800 & TD GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1900 / 2100	HSDPA 850 / 900 / 1900 / 2100
4G bands	1, 3, 4, 5, 8, 38, 39, 40, 41	1, 3, 5, 7, 8, 20, 38, 40, 41
Speed	HSPA 42.2/5.76 Mbps LTE-A	HSPA 42.2/5.76 Mbps LTE-A
Platform
OS	Android 9.0 (Pie)	Android 10
Chipset	Qualcomm SDM710 Snapdragon 710 (10 nm)	Exynos 9611 (10nm)
CPU	Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver)	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU	Adreno 616	Mali-G72 MP3
Memory
Card slot	No	microSDXC (dedicated slot)
Internal	128GB 8GB RAM 256GB 8GB RAM 64GB 6GB RAM	128GB 6GB RAM 64GB 4GB RAM
Display
Size (in)	6.5	6.4
Resolution (px)	1080 x 2340	1080 x 2340
Protection	Corning Gorilla Glass 5	Corning Gorilla Glass 3
Display Type	AMOLED	Super AMOLED
Battery
Type	Li-Po	Li-Po
Charging	Fast charging 20W, VOOC 3.0	Fast charging 15W
Capcity (mAh)	3765	6000
Main Camera
Main Camera Type	Dual	Triple
Main Camera Properties	16 MP, f/1.7, 1/2.5", 1.12µm, PDAF 2 MP, f/2.4, (depth)	48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF 5 MP, f/2.2, (depth) 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm
Main Camera Video	4K@30fps, 1080p@30/120fps, gyro-EIS	4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS
Main Camera Features	LED flash, HDR, panorama	LED flash, panorama, HDR
Selfie Camera
Selfie Camera Type	Single	Single
Selfie Camera Properties	Motorized pop-up 16 MP, f/2.0, 26mm (wide), 1/3.06", 1.0µm	20 MP, f/2.2, 26mm (wide)
Selfie Camera Video	1080p@30fps	1080p@30fps
Selfie Camera Features	HDR	HDR
Comms
WLAN	Wi-Fi 802.11 а/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth	5.0, A2DP, LE, aptX HD	5.0, A2DP, LE
GPS	+	+
NFC	-	-
Radio	FM radio	FM radio, RDS, recording
USB	USB Type-C 2.0, USB On-The-Go	USB Type-C 2.0
Sound
Loudspeaker	+	+
3.5mm jack	+	+
Features
Sensors	Fingerprint (under display accelerometer compass gyro optical) proximity	Fingerprint (rear-mounted) accelerometer compass gyro proximity
Misc
Colors	Black Morning White Nebula Purple	Midnight Blue Raven Black
Models	CPH1955 CUN-AL00 PCGM00	SM-M215F SM-M215F/DS SM-M215F/DSN
SAR Head (W/kg)	-	0.47