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| ratings | ||||
| Overall NDTV Rating | Read Review | Read Review | ||
| Design Rating | ||||
| Display Rating | ||||
| Software Rating | ||||
| Performance Rating | ||||
| Battery Life Rating | ||||
| Camera Rating | ||||
| Value for Money Rating | ||||
| key specs | ||||
| Display | 6.40-inch | 6.30-inch | ||
| Processor | Samsung Exynos 9611 | Qualcomm Snapdragon 710 | ||
| Front Camera | 20-megapixel | 25-megapixel | ||
| Rear Camera | 48-megapixel + 8-megapixel + 5-megapixel | 16-megapixel + 5-megapixel | ||
| RAM | 4GB | 6GB | ||
| Storage | 64GB | 128GB | ||
| Battery Capacity | 6000mAh | 4045mAh | ||
| OS | Android 10 | Android 9 Pie | ||
| Resolution | 2340x1080 pixels | 1080x2340 pixels | ||
| general | ||||
| Brand | Samsung | Realme | ||
| Model | Galaxy M21 | 3 Pro | ||
| Release date | March 18, 2020 | April 1, 2019 | ||
| Launched in India | Yes | Yes | ||
| Form factor | Touchscreen | Touchscreen | ||
| Thickness | 8.9 | - | ||
| Weight (g) | 188.00 | 172.00 | ||
| Battery capacity (mAh) | 6000 | 4045 | ||
| Removable battery | No | No | ||
| Fast charging | Proprietary | VOOC | ||
| Wireless charging | No | No | ||
| Colours | Midnight Blue, Raven Black | Carbon Gray, Nitro Blue, Lightning Purple | ||
| Body type | - | Plastic | ||
| Dimensions (mm) | - | 156.80 x 74.20 x 8.30 | ||
| SAR value | - | 1.16 | ||
| display | ||||
| Screen size (inches) | 6.40 | 6.30 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 2340x1080 pixels | 1080x2340 pixels | ||
| Protection type | Gorilla Glass | Gorilla Glass | ||
| Aspect ratio | 19.5:9 | 19.5:9 | ||
| Pixels per inch (PPI) | - | 408 | ||
| hardware | ||||
| Processor | 1.7GHz octa-core (4x1.7GHz + 4x2.3GHz) | 2.2GHz octa-core | ||
| Processor make | Samsung Exynos 9611 | Qualcomm Snapdragon 710 | ||
| RAM | 4GB | 6GB | ||
| Internal storage | 64GB | 128GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | microSD | microSD | ||
| Expandable storage up to (GB) | 512 | 256 | ||
| Dedicated microSD slot | - | Yes | ||
| camera | ||||
| Rear camera | 48-megapixel + 8-megapixel + 5-megapixel | 16-megapixel (f/1.7) + 5-megapixel (f/2.4) | ||
| Rear autofocus | Yes | Yes | ||
| Rear flash | Yes | Yes | ||
| Front camera | 20-megapixel | 25-megapixel (f/2.0) | ||
| Front flash | No | - | ||
| software | ||||
| Operating system | Android 10 | Android 9 Pie | ||
| Skin | One UI 2.0 | ColorOS 6.0 | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 a/b/g | 802.11 a/b/g/n/ac | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes | Yes, v 5.00 | ||
| USB Type-C | Yes | No | ||
| Headphones | 3.5mm | 3.5mm | ||
| Number of SIMs | 2 | 2 | ||
| USB OTG | - | Yes | ||
| Micro-USB | - | Yes | ||
| FM | - | Yes | ||
| Active 4G on both SIM cards | - | 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 | ||||
| Face unlock | Yes | Yes | ||
| Fingerprint sensor | Yes | Yes | ||
| Compass/ Magnetometer | Yes | Yes | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | Yes | ||
| Gyroscope | - | Yes | ||
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