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Samsung Galaxy M21

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Network Technology GSM / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G bands HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - SM-A315F
  HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - SM-A315G
4G bands 1, 3, 5, 7, 8, 20, 38, 40, 41 1, 2, 3, 5, 7, 8, 20, 38, 40, 41 - SM-A315F
  1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 28, 38, 40, 41, 66 - SM-A315G
Speed HSPA, LTE-A HSPA, LTE-A
Launch Announced 2020, March 18 2020, March 24
Status Available. Released 2020, March 23 Available. Released 2020, April 27
Body Dimensions 159 x 75.1 x 8.9 mm (6.26 x 2.96 x 0.35 in) 159.3 x 73.1 x 8.6 mm (6.27 x 2.88 x 0.34 in)
3D size compare
Size up
Weight 188 g (6.63 oz) 185 g (6.53 oz)
Build Glass front (Gorilla Glass 3), plastic back, plastic frame
SIM Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)
Display Type Super AMOLED, 420 nits (peak) Super AMOLED
Size 6.4 inches, 100.5 cm2 (~84.2% screen-to-body ratio) 6.4 inches, 98.9 cm2 (~84.9% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density) 1080 x 2400 pixels, 20:9 ratio (~411 ppi density)
Protection Corning Gorilla Glass 3
Platform OS Android 10, upgradable to Android 11, One UI 3.1 Core Android 10, One UI 2.5
Chipset Exynos 9611 (10nm) Mediatek MT6768 Helio P65 (12nm)
CPU Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53) Octa-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)
GPU Mali-G72 MP3 Mali-G52 MC2
Memory Card slot microSDXC (dedicated slot) microSDXC (dedicated slot)
Internal 64GB 4GB RAM, 128GB 6GB RAM 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
 UFS 2.1 eMMC 5.1
Main Camera Modules 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)
48 MP, f/2.0, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 123˚, (ultrawide), 1/4.0", 1.12µm
5 MP, f/2.4, (macro)
5 MP, f/2.4, (depth)
Features LED flash, panorama, HDR LED flash, panorama, HDR
Video 4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS 1080p@30fps
Selfie Camera Modules 20 MP, f/2.2, 26mm (wide) 20 MP, f/2.2, (wide)
Features HDR
Video 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 Yes (market/region dependent) Yes (market/region dependent)
Infrared port No No
Radio FM radio, RDS, recording FM radio, RDS, recording
USB USB Type-C 2.0 USB Type-C 2.0, OTG
Features Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass Fingerprint (under display, optical), accelerometer, gyro, compass
  Virtual proximity sensing
Battery Type Li-Po 6000 mAh, non-removable Li-Po 5000 mAh, non-removable
Charging 15W wired 15W wired
Stand-by
Talk time
Misc
Colors Midnight Blue, Raven Black Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White
SAR 0.47 W/kg (head)    
SAR EU 0.49 W/kg (head)     1.68 W/kg (body)    
Models SM-M215F, SM-M215F/DS, SM-M215F/DSN SM-A315F, SM-A315F/DS, SM-A315G/DS, SM-A315G, SM-A315N
Price About 190 EUR About 190 EUR
Tests Performance AnTuTu: 151815 (v8)
GeekBench: 5096 (v4.4), 1216 (v5.1)
GFXBench: 7fps (ES 3.1 onscreen)
Display Contrast ratio: Infinite (nominal)
Loudspeaker -30.9 LUFS (Below average)
Battery life 124h endurance rating

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