| key specs |
| Display | 6.20-inch | 6.30-inch | 5.99-inch | 5.50-inch |
| Processor | Samsung Exynos 7884 | Qualcomm Snapdragon 675 | Qualcomm Snapdragon 625 | octa-core |
| Front Camera | 5-megapixel | 13-megapixel | 16-megapixel | 5-megapixel |
| Rear Camera | 13-megapixel | 48-megapixel + 5-megapixel | 12-megapixel | 12-megapixel |
| RAM | 2GB | 4GB | 3GB | 4GB |
| Storage | 32GB | 64GB | 32GB | 32GB |
| Battery Capacity | 3400mAh | 4000mAh | 3080mAh | 3600mAh |
| OS | Android Pie | Android Pie | Android 8.1 Oreo | Android 6.0 |
| Resolution | - | 1080x2340 pixels | 720x1440 pixels | 1440x2560 pixels |
| general |
| Brand | Samsung | Xiaomi | Xiaomi | Samsung |
| Model | Galaxy A10 | Redmi Note 7 Pro | Redmi S2 | Galaxy S7 Edge |
| Release date | February 1, 2019 | February 1, 2019 | May 1, 2018 | February 1, 2016 |
| Battery capacity (mAh) | 3400 | 4000 | 3080 | 3600 |
| Colours | Red, Blue Black | Classic Space Black, Nebula Red, Neptune Blue | Black, Rose Gold, Gold, White, Blue, Red, Pink, Gray, Silver | Black, White, Gold, Silver, Pink Gold, Black Pearl, Coral Blue |
| Launched in India | - | Yes | - | Yes |
| Form factor | - | Touchscreen | Touchscreen | Touchscreen |
| Body type | - | Glass | - | - |
| Dimensions (mm) | - | 159.21 x 75.21 x 8.10 | 160.73 x 77.26 x 8.10 | 150.90 x 72.60 x 7.70 |
| Weight (g) | - | 186.00 | 170.00 | 157.00 |
| Removable battery | - | No | No | No |
| Fast charging | - | Quick Charge 4+ | - | Quick Charge 2.0 |
| display |
| Screen size (inches) | 6.20 | 6.30 | 5.99 | 5.50 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | - | 1080x2340 pixels | 720x1440 pixels | 1440x2560 pixels |
| Protection type | - | Gorilla Glass | - | Gorilla Glass |
| Aspect ratio | - | 19.5:9 | - | 16:9 |
| Pixels per inch (PPI) | - | 409 | - | 534 |
| hardware |
| Processor | octa-core | 2GHz octa-core | 2GHz octa-core | octa-core (4x2.3GHz + 4x1.6GHz) |
| Processor make | Samsung Exynos 7884 | Qualcomm Snapdragon 675 | Qualcomm Snapdragon 625 | - |
| RAM | 2GB | 4GB | 3GB | 4GB |
| Internal storage | 32GB | 64GB | 32GB | 32GB |
| Expandable storage | Yes | Yes | Yes | Yes |
| Expandable storage type | microSD | microSD | microSD | microSD |
| Expandable storage up to (GB) | 512 | - | 256 | 200 |
| camera |
| Rear camera | 13-megapixel (f/1.9) | 48-megapixel (f/1.79, 1.6-micron) + 5-megapixel | 12-megapixel | 12-megapixel (f/1.7, 1.4-micron) |
| Front camera | 5-megapixel (f/2.0) | 13-megapixel | 16-megapixel | 5-megapixel (f/1.7, 1.34-micron) |
| Rear autofocus | - | Yes | - | Phase detection autofocus |
| Rear flash | - | LED | LED | Yes |
| Front flash | - | - | Yes | - |
| software |
| Operating system | Android Pie | Android Pie | Android 8.1 Oreo | Android 6.0 |
| Skin | One UI | MIUI 10 | MIUI 9 | - |
| 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 | - | | - | |
| connectivity |
| Wi-Fi | - | Yes | Yes | Yes |
| Wi-Fi standards supported | - | 802.11 a/b/g/n/ac | 802.11 b/g/n | 802.11 a/b/g/n/ac |
| GPS | - | Yes | Yes | Yes |
| Bluetooth | - | Yes, v 5.00 | Yes, v 4.20 | Yes, v 4.20 |
| Infrared | - | Yes | Yes | No |
| USB OTG | - | Yes | - | Yes |
| USB Type-C | - | Yes | - | - |
| Headphones | - | 3.5mm | - | 3.5mm |
| Number of SIMs | - | 2 | 2 | 2 |
| Active 4G on both SIM cards | - | Yes | - | - |
| NFC | - | - | - | Yes |
| Micro-USB | - | - | - | Yes |
| FM | - | - | - | No |
| Wi-Fi Direct | - | - | - | No |
| Mobile High-Definition Link (MHL) | - | - | - | No |
| sim 1 |
| SIM Type | - | Nano-SIM | Nano-SIM | - |
| GSM/CDMA | - | GSM | GSM | GSM |
| 3G | - | Yes | Yes | Yes |
| 4G/ LTE | - | Yes | Yes | Yes |
| sim 2 |
| SIM Type | - | Nano-SIM | Nano-SIM | - |
| GSM/CDMA | - | GSM | GSM | GSM |
| 3G | - | Yes | Yes | Yes |
| 4G/ LTE | - | Yes | Yes | Yes |
| sensors |
| Face unlock | - | Yes | - | - |
| Fingerprint sensor | - | Yes | - | Yes |
| Compass/ Magnetometer | - | Yes | Yes | Yes |
| Proximity sensor | - | Yes | Yes | Yes |
| Accelerometer | - | Yes | Yes | Yes |
| Ambient light sensor | - | Yes | Yes | Yes |
| Gyroscope | - | Yes | Yes | Yes |
| Barometer | - | - | - | Yes |
| Temperature sensor | - | - | - | No |