| 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 | 6.30-inch | 6.20-inch | 6.53-inch | 5.50-inch |
| Processor | Samsung Exynos 7904 | Qualcomm Snapdragon 632 | HiSilicon Kirin 980 | Qualcomm Snapdragon 810 |
| Front Camera | 8-megapixel | 8-megapixel | 24-megapixel | 5-megapixel |
| Rear Camera | 13-megapixel + 5-megapixel | 12-megapixel | 12-megapixel + 16-megapixel + 8-megapixel | 13-megapixel |
| RAM | 3GB | 3GB | 4GB | 4GB |
| Storage | 32GB | 32GB | 128GB | 64GB |
| Battery Capacity | 5000mAh | 5000mAh | 4000mAh | 3300mAh |
| OS | Android 8.1 Oreo | Android 9.0 | Android 9.0 | OxygenOS 2.0 |
| Resolution | 1080x2340 pixels | 720x1520 pixels | 1080x2244 pixels | 1080x1920 pixels |
| general |
| Brand | Samsung | Motorola | Huawei | OnePlus |
| Model | Galaxy M20 | Moto G7 Power | Mate 20 | 2 |
| Release date | January 1, 2019 | February 1, 2019 | October 1, 2018 | July 1, 2015 |
| Launched in India | Yes | - | No | - |
| Form factor | Touchscreen | Touchscreen | - | Touchscreen |
| Battery capacity (mAh) | 5000 | 5000 | 4000 | 3300 |
| Removable battery | No | - | No | No |
| Wireless charging | No | - | Yes | - |
| Colours | Charcoal Black, Ocean Blue | Marine Blue | Emerald Green, Midnight Blue, Pink Gold, Twilight, Black | Sandstone Black |
| Dimensions (mm) | - | 160.83 x 76.00 x 9.40 | 158.20 x 77.20 x 8.30 | 151.80 x 74.90 x 9.85 |
| Weight (g) | - | 198.00 | 188.00 | 175.00 |
| Fast charging | - | Proprietary | Proprietary | - |
| Body type | - | - | Glass | - |
| display |
| Screen size (inches) | 6.30 | 6.20 | 6.53 | 5.50 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 1080x2340 pixels | 720x1520 pixels | 1080x2244 pixels | 1080x1920 pixels |
| Aspect ratio | 19.5:9 | 19:9 | 18.7:9 | - |
| Protection type | - | Gorilla Glass | - | - |
| Pixels per inch (PPI) | - | 403 | - | - |
| hardware |
| Processor | 1.6GHz octa-core (2x1.8GHz + 6x1.6GHz) | 1.8GHz octa-core | octa-core (2x2.6GHz + 2x1.92GHz + 4x1.8GHz) | 1.8GHz octa-core |
| Processor make | Samsung Exynos 7904 | Qualcomm Snapdragon 632 | HiSilicon Kirin 980 | Qualcomm Snapdragon 810 |
| RAM | 3GB | 3GB | 4GB | 4GB |
| Internal storage | 32GB | 32GB | 128GB | 64GB |
| Expandable storage | Yes | Yes | Yes | No |
| Expandable storage type | microSD | microSD | Nano Memory Card | - |
| Expandable storage up to (GB) | 512 | 512 | 256 | - |
| Dedicated microSD slot | Yes | - | No | - |
| camera |
| Rear camera | 13-megapixel (f/1.9) + 5-megapixel (f/2.2) | 12-megapixel (f/2.0, 1.25-micron) | 12-megapixel (f/1.8) + 16-megapixel (f/2.2) + 8-megapixel (f/2.4) | 13-megapixel |
| Rear autofocus | Yes | Phase detection autofocus | - | - |
| Rear flash | Yes | LED | Yes | Dual LED |
| Front camera | 8-megapixel (f/2.0) | 8-megapixel (f/2.2, 1.12-micron) | 24-megapixel (f/2.0) | 5-megapixel |
| Front flash | No | - | - | - |
| software |
| Operating system | Android 8.1 Oreo | Android 9.0 | Android 9.0 | OxygenOS 2.0 |
| Skin | Samsung Experience 9.5 UX | - | EMUI 9.0 | - |
| connectivity |
| Wi-Fi standards supported | 802.11 b/g/n | 802.11 a/b/g/n | 802.11 a/b/g/n/ac | 802.11 a/b/g/n/ac |
| GPS | Yes | Yes | Yes | Yes |
| Bluetooth | Yes | Yes, v 4.20 | Yes, v 5.00 | Yes, v 4.10 |
| USB Type-C | Yes | Yes | Yes | - |
| Micro-USB | No | - | - | - |
| Headphones | 3.5mm | 3.5mm | 3.5mm | 3.5mm |
| Number of SIMs | 2 | 2 | 2 | 2 |
| Wi-Fi | - | Yes | Yes | Yes |
| FM | - | Yes | - | No |
| Active 4G on both SIM cards | - | - | Yes | - |
| NFC | - | - | - | No |
| Infrared | - | - | - | No |
| USB OTG | - | - | - | Yes |
| Wi-Fi Direct | - | - | - | No |
| Mobile High-Definition Link (MHL) | - | - | - | 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 |
| Face unlock | Yes | Yes | - | - |
| Fingerprint sensor | Yes | Yes | Yes | - |
| Proximity sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Compass/ Magnetometer | - | Yes | Yes | Yes |
| Ambient light sensor | - | Yes | Yes | Yes |
| Gyroscope | - | Yes | Yes | Yes |
| 3D face recognition | - | - | No | - |
| Barometer | - | - | Yes | No |
| Temperature sensor | - | - | - | No |