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	Compare with Samsung Galaxy M31 Prime	Compare with Samsung Galaxy M21s
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Samsung Galaxy M31 Prime

Samsung Galaxy M21s

Network
Technology	GSM / HSPA / LTE	GSM / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Network	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
Speed	HSPA, LTE	HSPA, LTE

Launch
Announced	2020, October 14	2020, November 06
Status	Available. Released 2020, October 17	Available. Released 2020, November 06

Body
Dimensions	159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)	159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)
Weight	191 g (6.74 oz)	191 g (6.74 oz)
Build	Glass front (Gorilla Glass 3), plastic back, plastic frame	Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM	Nano-SIM + Nano-SIM	Nano-SIM Nano-SIM + Nano-SIM

Display
Type	Super AMOLED, 420 nits (peak)	Super AMOLED, 420 nits (peak)
Size	6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)	6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)
Resolution	1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)	1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection	Corning Gorilla Glass 3	Corning Gorilla Glass 3

Platform
OS	Android 10, One UI 2.0	Android 10, One UI 2.5
Chipset	Exynos 9611 (10 nm)	Exynos 9611 (10 nm)
CPU	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)	Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
GPU	Mali-G72 MP3	Mali-G72 MP3

Memory
Card slot	microSDXC (dedicated slot)	microSDXC (dedicated slot)
Internal	128GB 6GB RAM	64GB 4GB RAM, 128GB 6GB RAM
	UFS 2.1	eMMC 5.1

Main Camera
Modules	64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 5 MP, f/2.2, (depth)	64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.2, (depth)
Features	LED flash, panorama, HDR	LED flash, panorama, HDR
Video	4K@30fps, 1080p@30fps, gyro-EIS	4K@30fps, 1080p@30fps, gyro-EIS

Selfie Camera
Modules	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm	32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Features	HDR	HDR
Video	4K@30fps, 1080p@30fps	1080p@30fps

Sound
Loudspeaker	Yes	Yes
3.5mm jack	Yes	Yes

Comms
WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth	5.0, A2DP, LE	5.0, A2DP, LE
Positioning	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS, GALILEO, BDS
NFC	No	No
Infrared port	No	No
Radio	FM radio, RDS, recording	FM radio
USB	USB Type-C 2.0	USB Type-C 2.0

Features
Sensors	Fingerprint (rear-mounted), accelerometer, gyro, compass	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
	Virtual proximity sensing

Battery
Type	Li-Po 6000 mAh	Li-Po 6000 mAh
Charging	15W wired	15W wired

Misc
Colors	Ocean Blue, Space Black, Iceberg Blue	Blue, Black
SAR	0.38 W/kg (head)	0.38 W/kg (head)
SAR EU		0.48 W/kg (head)     1.13 W/kg (body)
Models	SM-M315F/DS	SM-F415F, SM-F415F/DS
Price	About 190 EUR	About 230 EUR