| Specifications | Samsung Galaxy M31 | Samsung Galaxy M21 |
| Price | 12499.0 | 14775.0 |
| Operating System | Android v10 (Q) | Android v10 (Q) |
| Battery | 6000 mAh | 6000 mAh |
| Camera | 64 MP + 8 MP + 5 MP + 5 MP And 32 MP | 48 MP + 8 MP + 5 MP And 20 MP |
| Display | 6.4 inches (16.26 cm) | 6.4 inches (16.26 cm) |
Battery |
|
| 6000 mAh | 6000 mAh |
Display |
|
| 6.4 inches (16.26 cm) | 6.4 inches (16.26 cm) |
Front Camera |
|
| 32 MP | 20 MP |
Processor |
|
| Samsung Exynos 9 Octa 9611 | Samsung Exynos 9 Octa 9611 |
RAM |
|
| 6 GB | 4 GB |
Rear Camera |
|
| 64 MP + 8 MP + 5 MP + 5 MP | 48 MP + 8 MP + 5 MP |
Capacity |
|
| 6000 mAh | 6000 mAh |
Quick Charging |
|
| Yes, Fast, 15W | Yes, Fast, 15W |
Removable |
|
| No | No |
TalkTime |
|
| Up to 48 Hours(4G) | - |
Type |
|
| Li-ion | Li-ion |
USB Type-C |
|
| Yes | Yes |
Build Material |
|
| Back: Plastic | Back: Plastic |
Colours |
|
| Black, Blue | Midnight Blue, Raven Black |
Height |
|
| 159.2 mm | 159 mm |
Thickness |
|
| 8.9 mm | 8.9 mm |
Weight |
|
| 191 grams | 188 grams |
Width |
|
| 75.1 mm | 75.1 mm |
Aspect Ratio |
|
| 19.5:9 | 19.5:9 |
Bezel-less display |
|
| Yes with notch | Yes with waterdrop notch |
Brightness |
|
| - | 420 nits |
Display Type |
|
| Super AMOLED | Super AMOLED |
Pixel Density |
|
| 403 ppi | 403 ppi |
Resolution |
|
| 1080x2340 px (FHD+) | 1080x2340 px (FHD+) |
Screen Protection |
|
| Corning Gorilla Glass v3 | Corning Gorilla Glass v3 |
Screen Size |
|
| 6.4 inches (16.26 cm) | 6.4 inches (16.26 cm) |
Screen to Body Ratio (calculated) |
|
| 83.92 % | 84.02 % |
Screen to Body Ratio (claimed by the brand) |
|
| - | 91 % |
Touch Screen |
|
| Yes, Capacitive Touchscreen, Multi-touch | Yes, Capacitive Touchscreen, Multi-touch |
Autofocus |
|
| No | No |
Camera Setup |
|
| Single | Single |
Flash |
|
| No | No |
Resolution |
|
| 32 MP f/2.0, Primary Camera(26 mm focal length, 2.8" sensor size, 0.8µm pixel size) | 20 MP f/2.2, Primary Camera(26 mm focal length) |
Sensor |
|
| Exmor RS | CMOS |
Video Recording |
|
| 1920x1080 @ 30 fps | 1920x1080 @ 30 fps |
Brand |
|
| Samsung | Samsung |
Custom UI |
|
| Samsung One UI | Samsung One UI |
Launch Date |
|
| March 4, 2020 (Official) | March 18, 2020 (Official) |
Operating System |
|
| Android v10 (Q) | Android v10 (Q) |
Autofocus |
|
| Yes, Phase Detection autofocus | Yes, Phase Detection autofocus |
Camera Features |
|
| 8 x Digital Zoom Auto Flash Face detection Touch to focus | 4 x Digital Zoom Auto Flash Face detection Touch to focus |
Camera Setup |
|
| Quad | Triple |
Flash |
|
| Yes, LED Flash | Yes, LED Flash |
Image Resolution |
|
| 9000 x 7000 Pixels | 8000 x 6000 Pixels |
OIS |
|
| No | No |
Resolution |
|
| 64 MP f/1.8, Primary Camera(26 mm focal length, 1.7" sensor size, 0.8µm pixel size)8 MP f/2.2, Ultra-Wide Angle Camera(12 mm focal length, 4.0" sensor size, 1.12µm pixel size)5 MP f/2.4, Macro Camera(25 mm focal length, 5.0" sensor size, 1.12µm pixel size)5 MP f/2.2, Depth Camera | 48 MP f/2.0, Primary Camera(26 mm focal length, 2" sensor size, 0.8µm pixel size)8 MP f/2.2, Ultra-Wide Angle Camera(12 mm focal length, 4.0" sensor size, 1.12µm pixel size)5 MP f/2.2, Depth Camera |
Sensor |
|
| S5KGW1, ISOCELL Plus | CMOS image sensor |
Settings |
|
| Exposure compensation, ISO control | Exposure compensation, ISO control |
Shooting Modes |
|
| Continuous Shooting High Dynamic Range mode (HDR) | Continuous Shooting High Dynamic Range mode (HDR) |
Video Recording |
|
| 3840x2160 @ 30 fps 1920x1080 @ 30 fps 1280x720 @ 240 fps | 3840x2160 @ 30 fps 1920x1080 @ 30 fps |
Audio Features |
|
| Dolby Atmos | Dolby Atmos |
Audio Jack |
|
| 3.5 mm | 3.5 mm |
FM Radio |
|
| Yes | - |
Loudspeaker |
|
| Yes | Yes |
Bluetooth |
|
| Yes, v5.0 | Yes, v5.0 |
GPS |
|
| Yes with A-GPS, Glonass | Yes with A-GPS, Glonass |
NFC |
|
| No | No |
Network Support |
|
| 5G Not Supported in India, 4G Supported in India, 3G, 2G | 5G Not Supported in India, 4G Supported in India, 3G, 2G |
SAR Value |
|
| Head: 0.383 W/kg | Head: 0.468 W/kg |
SIM 1 |
|
| 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available | 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available |
SIM 2 |
|
| 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available | 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available |
SIM Size |
|
| SIM1: Nano, SIM2: Nano | SIM1: Nano, SIM2: Nano |
SIM Slot(s) |
|
| Dual SIM, GSM+GSM, Dual VoLTE | Dual SIM, GSM+GSM |
USB Connectivity |
|
| Mass storage device, USB charging | Mass storage device, USB charging |
VoLTE |
|
| Yes | Yes |
Wi-Fi |
|
| Yes, Wi-Fi 5 (802.11 b/g/n/ac) 5GHz | Yes, Wi-Fi 5 (802.11 b/g/n/ac) 5GHz |
Wi-Fi Features |
|
| Wi-Fi Direct, Mobile Hotspot | Wi-Fi Direct, Mobile Hotspot |
Architecture |
|
| 64 bit | 64 bit |
CPU |
|
| Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53) | Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53) |
Chipset |
|
| Samsung Exynos 9 Octa 9611 | Samsung Exynos 9 Octa 9611 |
Fabrication |
|
| 10 nm | 10 nm |
Graphics |
|
| Mali-G72 MP3 | Mali-G72 MP3 |
RAM type |
|
| LPDDR4X | LPDDR4X |
Fingerprint Sensor |
|
| Yes | Yes |
Fingerprint Sensor Position |
|
| Rear | Rear |
Other Sensors |
|
| Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope | Light sensor, Proximity sensor, Accelerometer, Gyroscope |
Expandable Memory |
|
| Yes, Up to 512 GB | Yes, Up to 512 GB |
Internal Memory |
|
| 64 GB | 64 GB |
Storage Type |
|
| UFS 2.1 | UFS 2.1 |
USB OTG |
|
| Yes | Yes |
User Available Storage |
|
| Up to 49 GB | Up to 49 GB |
This is a relative score calculated on the basis of the following specifications:
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