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Samsung Galaxy M21

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Samsung Galaxy M31

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  Samsung Galaxy M21 Samsung Galaxy M31

Launch

Announced 2020, March 18 2020, February 25
Status Available. Released 2020, March 23 Available. Released 2020, March 5

Network

Technology GSM / HSPA / LTE GSM / HSPA / LTE
2G GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500) LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 20(800), 26(850), 28(700), 38(2600), 40(2300), 41(2500), 66(1700/2100)
Speed HSPA, LTE-A HSPA, LTE-A

Body

Dimensions 159 x 75.1 x 8.9 mm (6.26 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 188 g (6.63 oz) 191 g (6.74 oz)
SIM Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Build Glass front (Gorilla Glass 3), plastic back, plastic frame Glass front (Gorilla Glass 3), plastic back, plastic frame

Display

Type Super AMOLED capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Size 6.4 inches, 100.5 cm2 (~84.2% 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 10.0; One UI 2 Android 10.0; One UI 2.0
Chipset Exynos 9611 (10nm) Exynos 9611 (10nm)
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 64GB 4GB RAM, 128GB 6GB RAM | UFS 2.1 64GB 6GB RAM, 128GB 6GB RAM | UFS 2.1

Camera

Primary Triple - 48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF | 8 MP, f/2.2, 12mm (ultrawide), 1/4.0", 1.12µm | 5 MP, f/2.2, (depth) Triple - 64 MP, f/1.8, 26mm (wide), 1/1.72
Features LED flash, panorama, HDR LED flash, panorama, HDR
Video 2160p@30fps, 1080p@30fps, gyro-EIS 2160p@30fps, 1080p@30fps, gyro-EIS
Secondary Single - 20 MP, f/2.0, 26mm (wide) | HDR | 1080p@30fps Single - 32 MP, f/2.0, 26mm (wide), 1/2.8

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, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE 5.0, A2DP, LE
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
Radio FM radio, RDS, recording FM radio, RDS, recording
USB 2.0, Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector

Features

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

Battery

Battery Non-removable Li-Po 6000 mAh battery Non-removable Li-Po 6000 mAh battery
Charging Fast charging 15W Fast charging 15W

Misc

Colors Midnight Blue, Raven Black Ocean Blue, Space Black, Red
SAR US 0.47 W/kg (head) 0.52 W/kg (head) 0.69 W/kg (body)
Price group About 160 EUR Rs. 54,990.00 LKR | $278.89 | £209.90