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- Samsung Galaxy M21 2021 Edition vs Samsung Galaxy A31
Samsung Galaxy M21 2021 Edition vs Samsung Galaxy A31 comparison
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| key specs | ||||
| Display | 6.40-inch | 6.40-inch | ||
| Front Camera | Unspecified | 20-megapixel | ||
| Rear Camera | 48-megapixel | 48-megapixel + 8-megapixel + 5-megapixel + 5-megapixel | ||
| Battery Capacity | 6000mAh | 5000mAh | ||
| OS | Android 11 | Android 10 | ||
| Resolution | 1080x2340 pixels | 1080x2400 pixels | ||
| Processor | - | MediaTek Helio P65 | ||
| RAM | - | 6GB | ||
| Storage | - | 128GB | ||
| general | ||||
| Brand | Samsung | Samsung | ||
| Model | Galaxy M21 2021 Edition | Galaxy A31 | ||
| Release date | July 21, 2021 | March 24, 2020 | ||
| Launched in India | No | Yes | ||
| Form factor | Touchscreen | Touchscreen | ||
| Battery capacity (mAh) | 6000 | 5000 | ||
| Colours | Arctic Blue, Charcoal Black | Prism Crush Black, Prism Crush Blue, Prism Crush White | ||
| Dimensions (mm) | - | 159.30 x 73.10 x 8.60 | ||
| Weight (g) | - | 185.00 | ||
| Removable battery | - | No | ||
| Fast charging | - | Proprietary | ||
| Wireless charging | - | No | ||
| display | ||||
| Screen size (inches) | 6.40 | 6.40 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 1080x2340 pixels | 1080x2400 pixels | ||
| Aspect ratio | 19.5:9 | 20:9 | ||
| camera | ||||
| Rear camera | 48-megapixel | 48-megapixel (f/2.0) + 8-megapixel (f/2.2) + 5-megapixel (f/2.4) + 5-megapixel (f/2.4) | ||
| No. of Rear Cameras | 3 | - | ||
| Rear autofocus | Yes | Yes | ||
| Rear flash | Yes | Yes | ||
| Front camera | Unspecified | 20-megapixel (f/2.2) | ||
| No. of Front Cameras | 1 | - | ||
| software | ||||
| Operating system | Android 11 | Android 10 | ||
| Skin | One UI Core 3.1 | One UI 2.1 | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes | Yes | ||
| USB Type-C | Yes | Yes | ||
| Number of SIMs | 2 | 2 | ||
| Wi-Fi standards supported | - | 802.11 a/b/g/n | ||
| NFC | - | Yes | ||
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| sim 2 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| sensors | ||||
| Fingerprint sensor | Yes | - | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | Yes | ||
| Face unlock | - | Yes | ||
| In-Display Fingerprint Sensor | - | Yes | ||
| Compass/ Magnetometer | - | Yes | ||
| ratings | ||||
| Overall NDTV Rating | - | Read Review | ||
| Design Rating | - | |||
| Display Rating | - | |||
| Software Rating | - | |||
| Performance Rating | - | |||
| Battery Life Rating | - | |||
| Camera Rating | - | |||
| Value for Money Rating | - | |||
| hardware | ||||
| Processor | - | 2GHz octa-core (2x2GHz + 6x1.7GHz) | ||
| Processor make | - | MediaTek Helio P65 | ||
| RAM | - | 6GB | ||
| Internal storage | - | 128GB | ||
| Expandable storage | - | Yes | ||
| Expandable storage type | - | microSD | ||
| Expandable storage up to (GB) | - | 512 | ||
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