Compare
Specifications
Samsung Galaxy M31 |
Samsung Galaxy M21 |
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Full
Differences
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Samsung Galaxy M31 |
Samsung Galaxy M21 |
Network | ||
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Technology | GSM / HSPA / LTE | GSM / HSPA / LTE |
2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 850 / 900 / 1900 / 2100 |
4G Network | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66 | 1, 3, 5, 7, 8, 20, 38, 40, 41 |
Speed | HSPA, LTE | HSPA, LTE |
Launch | ||
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Announced | 2020, February 25 | 2020, March 18 |
Status | Available. Released 2020, March 05 | Available. Released 2020, March 23 |
Body | ||
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Dimensions | 159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in) | 159 x 75.1 x 8.9 mm (6.26 x 2.96 x 0.35 in) |
3D size compare | ||
Weight | 191 g (6.74 oz) | 188 g (6.63 oz) |
Build | Glass front (Gorilla Glass 3), plastic back, plastic frame | Glass front (Gorilla Glass 3), plastic back, plastic frame |
SIM | Dual SIM (Nano-SIM, dual stand-by) | Single SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by) |
Display | ||
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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 (~84.2% 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 | ||
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OS | Android 10, upgradable to Android 12, One UI 4.1 | Android 10, upgradable to Android 11, One UI 3.1 Core |
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 | ||
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Card slot | microSDXC (dedicated slot) | microSDXC (dedicated slot) |
Internal | 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM | 64GB 4GB RAM, 128GB 6GB RAM |
UFS 2.1 | UFS 2.1 |
Main Camera | ||
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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) |
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) |
Features | LED flash, panorama, HDR | LED flash, panorama, HDR |
Video | 4K@30fps, 1080p@30fps, gyro-EIS | 4K@30fps, 1080p@30fps, 720p@240fps, gyro-EIS |
Selfie Camera | ||
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Modules | 32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm | 20 MP, f/2.2, 26mm (wide) |
Features | HDR | HDR |
Video | 4K@30fps, 1080p@30fps | 1080p@30fps |
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Sound | ||
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Loudspeaker | Yes | Yes |
3.5mm jack | Yes | Yes |
Comms | ||
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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 |
Features | ||
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Sensors | Fingerprint (rear-mounted), accelerometer, gyro, compass | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass |
Virtual proximity sensing |
Battery | ||
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Type | Li-Po 6000 mAh, non-removable | Li-Po 6000 mAh, non-removable |
Charging | 15W wired | 15W wired |
Misc | ||
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Colors | Ocean Blue, Space Black, Red | Midnight Blue, Raven Black | SAR | 0.52 W/kg (head) 0.69 W/kg (body) | 0.47 W/kg (head) |
SAR EU | 0.48 W/kg (head) 1.13 W/kg (body) | |
Models | SM-M315F, SM-M315F/DS, SM-M315F/DSN | SM-M215F, SM-M215F/DS, SM-M215F/DSN |
Price | About 310 EUR | About 190 EUR |