| ratings |
| Overall NDTV Rating | Read Review | Read Review | 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 | 6.41-inch | 6.00-inch | 5.50-inch |
| Front Camera | 25-megapixel | 16-megapixel | 16-megapixel | 5-megapixel |
| Rear Camera | 25-megapixel + 5-megapixel + 8-megapixel | 16-megapixel + 20-megapixel | 12-megapixel + 13-megapixel | 12-megapixel |
| RAM | 4GB | 8GB | 4GB | 4GB |
| Storage | 64GB | 128GB | 64GB | 32GB |
| Battery Capacity | 4000mAh | 3700mAh | 3800mAh | 3600mAh |
| OS | Android Pie | Android 9.0 | Android 8.0 | Android 6.0 |
| Resolution | 1080x2340 pixels | 1080x2340 pixels | 1080x2160 pixels | 1440x2560 pixels |
| Processor | - | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 660 | octa-core |
| general |
| Brand | Samsung | OnePlus | Nokia | Samsung |
| Model | Galaxy A50 | 6T | 7 Plus | Galaxy S7 Edge |
| Release date | February 1, 2019 | October 1, 2018 | February 1, 2018 | February 1, 2016 |
| Launched in India | Yes | - | Yes | Yes |
| Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Dimensions (mm) | 158.50 x 74.70 x 7.70 | 157.50 x 74.80 x 8.20 | 158.38 x 75.64 x 7.99 | 150.90 x 72.60 x 7.70 |
| Battery capacity (mAh) | 4000 | 3700 | 3800 | 3600 |
| Removable battery | No | No | No | No |
| Fast charging | Proprietary | Proprietary | - | Quick Charge 2.0 |
| Wireless charging | No | No | - | - |
| Colours | Black, White, Blue | Midnight Black, Mirror Black | Black/Copper, White/Copper | Black, White, Gold, Silver, Pink Gold, Black Pearl, Coral Blue |
| Body type | - | Glass | - | - |
| Weight (g) | - | 185.00 | - | 157.00 |
| SAR value | - | - | 0.74 | - |
| display |
| Screen size (inches) | 6.40 | 6.41 | 6.00 | 5.50 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 1080x2340 pixels | 1080x2340 pixels | 1080x2160 pixels | 1440x2560 pixels |
| Protection type | - | Gorilla Glass | Gorilla Glass | Gorilla Glass |
| Aspect ratio | - | 19.5:9 | 18:9 | 16:9 |
| Pixels per inch (PPI) | - | - | 403 | 534 |
| hardware |
| Processor make | Samsung Exynos 9610 | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 660 | - |
| RAM | 4GB | 8GB | 4GB | 4GB |
| Internal storage | 64GB | 128GB | 64GB | 32GB |
| Expandable storage | Yes | No | Yes | Yes |
| Expandable storage type | microSD | - | microSD | microSD |
| Expandable storage up to (GB) | 512 | - | 256 | 200 |
| Dedicated microSD slot | Yes | - | - | - |
| Processor | - | octa-core (4x2.8GHz) | octa-core (4x2.2GHz + 4x1.8GHz) | octa-core (4x2.3GHz + 4x1.6GHz) |
| camera |
| Rear camera | 25-megapixel (f/1.7) + 5-megapixel (f/2.2) + 8-megapixel (f/2.2) | 16-megapixel (f/1.7, 1.22-micron) + 20-megapixel (f/1.7, 1-micron) | 12-megapixel (f/1.8, 1.4-micron) + 13-megapixel (f/2.6, 1.0-micron) | 12-megapixel (f/1.7, 1.4-micron) |
| Rear autofocus | Yes | Phase detection autofocus | Phase detection autofocus | Phase detection autofocus |
| Rear flash | LED | Dual LED | Yes | Yes |
| Front camera | 25-megapixel (f/2.0) | 16-megapixel (f/2.0, 1-micron) | 16-megapixel (f/2.0, 1.0-micron) | 5-megapixel (f/1.7, 1.34-micron) |
| Front flash | No | No | - | - |
| software |
| Operating system | Android Pie | Android 9.0 | Android 8.0 | Android 6.0 |
| Skin | One UI | OxygenOS | - | - |
| connectivity |
| Wi-Fi | Yes | Yes | Yes | Yes |
| GPS | Yes | Yes | Yes | Yes |
| Bluetooth | Yes, v 5.00 | Yes, v 5.00 | Yes, v 5.00 | Yes, v 4.20 |
| USB Type-C | Yes | Yes | Yes | - |
| Headphones | 3.5mm | Type-C | 3.5mm | 3.5mm |
| Number of SIMs | 2 | 2 | 2 | 2 |
| Wi-Fi standards supported | - | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac |
| NFC | - | Yes | Yes | Yes |
| USB OTG | - | Yes | - | Yes |
| Active 4G on both SIM cards | - | Yes | - | - |
| FM | - | - | No | No |
| Wi-Fi Direct | - | - | Yes | No |
| Infrared | - | - | - | No |
| Micro-USB | - | - | - | Yes |
| Mobile High-Definition Link (MHL) | - | - | - | No |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | - |
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | Yes | Yes | Yes | Yes |
| 4G/ LTE | Yes | Yes | Yes | Yes |
| sim 2 |
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | - |
| GSM/CDMA | GSM | GSM | GSM | GSM |
| 3G | Yes | Yes | Yes | Yes |
| 4G/ LTE | Yes | Yes | Yes | Yes |
| sensors |
| Fingerprint sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | Yes | Yes |
| Gyroscope | Yes | Yes | Yes | Yes |
| Face unlock | - | Yes | Yes | - |
| Compass/ Magnetometer | - | Yes | Yes | Yes |
| Proximity sensor | - | Yes | Yes | Yes |
| Barometer | - | - | - | Yes |
| Temperature sensor | - | - | - | No |