| 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 | 6.20-inch | 5.80-inch |
| Front Camera | 25-megapixel | 16-megapixel | 8-megapixel | 8-megapixel |
| Rear Camera | 25-megapixel + 5-megapixel + 8-megapixel | 16-megapixel + 20-megapixel | 12-megapixel | 12-megapixel |
| RAM | 4GB | 8GB | 6GB | 4GB |
| Storage | 64GB | 128GB | 64GB | 64GB |
| Battery Capacity | 4000mAh | 3700mAh | 3500mAh | 3000mAh |
| OS | Android Pie | Android 9.0 | Android 8.0 | Android 8.0 |
| Resolution | 1080x2340 pixels | 1080x2340 pixels | 1440x2960 pixels | 1440x2960 pixels |
| Processor | - | Qualcomm Snapdragon 845 | Samsung Exynos 9810 | Samsung Exynos 9810 |
| general |
| Brand | Samsung | OnePlus | Samsung | Samsung |
| Model | Galaxy A50 | 6T | Galaxy S9+ | Galaxy S9 |
| Release date | February 1, 2019 | October 1, 2018 | March 1, 2018 | March 1, 2018 |
| 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 | 158.10 x 73.80 x 8.50 | 147.70 x 68.70 x 8.50 |
| Battery capacity (mAh) | 4000 | 3700 | 3500 | 3000 |
| Removable battery | No | No | No | No |
| Fast charging | Proprietary | Proprietary | Quick Charge 2.0 | Quick Charge 2.0 |
| Wireless charging | No | No | - | Yes |
| Colours | Black, White, Blue | Midnight Black, Mirror Black | Lilac Purple, Midnight Black, Coral Blue | Lilac Purple, Midnight Black, Coral Blue |
| Body type | - | Glass | - | - |
| Weight (g) | - | 185.00 | 189.00 | 163.00 |
| SAR value | - | - | 0.21 | - |
| display |
| Screen size (inches) | 6.40 | 6.41 | 6.20 | 5.80 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 1080x2340 pixels | 1080x2340 pixels | 1440x2960 pixels | 1440x2960 pixels |
| Protection type | - | Gorilla Glass | Gorilla Glass | Gorilla Glass |
| Aspect ratio | - | 19.5:9 | 18.5:9 | 18.5:9 |
| Pixels per inch (PPI) | - | - | 531 | 568 |
| hardware |
| Processor make | Samsung Exynos 9610 | Qualcomm Snapdragon 845 | Samsung Exynos 9810 | Samsung Exynos 9810 |
| RAM | 4GB | 8GB | 6GB | 4GB |
| Internal storage | 64GB | 128GB | 64GB | 64GB |
| Expandable storage | Yes | No | Yes | Yes |
| Expandable storage type | microSD | - | microSD | microSD |
| Expandable storage up to (GB) | 512 | - | 400 | 400 |
| Dedicated microSD slot | Yes | - | - | - |
| Processor | - | octa-core (4x2.8GHz) | 1.7GHz octa-core | octa-core (4x2.7GHz + 4x1.7GHz) |
| 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 | 12-megapixel (1.4-micron) |
| Rear autofocus | Yes | Phase detection autofocus | - | Phase detection autofocus |
| Rear flash | LED | Dual LED | LED | LED |
| Front camera | 25-megapixel (f/2.0) | 16-megapixel (f/2.0, 1-micron) | 8-megapixel | 8-megapixel (f/1.7, 1.22-micron) |
| Front flash | No | No | - | No |
| Front autofocus | - | - | - | Yes |
| software |
| Operating system | Android Pie | Android 9.0 | Android 8.0 | Android 8.0 |
| Skin | One UI | OxygenOS | Experience 9 | Experience 9.0 |
| 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 5.00 |
| USB Type-C | Yes | 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 | Yes |
| Active 4G on both SIM cards | - | Yes | - | - |
| Wi-Fi Direct | - | - | Yes | Yes |
| FM | - | - | - | No |
| sim 1 |
| SIM Type | Nano-SIM | 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 | 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 | Yes |