| 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 | 6.00-inch | 5.99-inch | 6.28-inch | 6.44-inch |
| Processor | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 625 |
| Front Camera | 16-megapixel | 20-megapixel | 16-megapixel | 5-megapixel |
| Rear Camera | 16-megapixel + 5-megapixel | 12-megapixel + 20-megapixel | 16-megapixel + 20-megapixel | 12-megapixel |
| RAM | 4GB | 4GB | 8GB | 4GB |
| Storage | 64GB | 64GB | 128GB | 64GB |
| Battery Capacity | 3500mAh | 3000mAh | 3300mAh | 5300mAh |
| OS | Android 8.0 | Android 8.1 Oreo | Android 8.1 Oreo | Android 7.0 |
| Resolution | 720x1440 pixels | 1080x2160 pixels | 1080x2280 pixels | 1080x1920 pixels |
| general |
| Brand | Samsung | Xiaomi | OnePlus | Xiaomi |
| Model | Galaxy J8 | Mi A2 | 6 | Mi Max 2 |
| Release date | May 1, 2018 | July 1, 2018 | May 1, 2018 | May 1, 2017 |
| Launched in India | Yes | Yes | Yes | - |
| Form factor | Touchscreen | Touchscreen | Touchscreen | Touchscreen |
| Body type | Plastic | - | - | - |
| Dimensions (mm) | 159.20 x 75.70 x 8.20 | 158.70 x 75.40 x 7.30 | 155.70 x 75.40 x 7.75 | 174.10 x 88.70 x 7.60 |
| Weight (g) | 177.00 | 168.00 | 177.00 | 211.00 |
| Battery capacity (mAh) | 3500 | 3000 | 3300 | 5300 |
| Colours | Blue, Black, Gold | Black, Gold, Lake Blue, Rose Gold | Mirror Black, Midnight Black, Silk White | Gold, Black |
| Removable battery | - | No | No | No |
| display |
| Screen size (inches) | 6.00 | 5.99 | 6.28 | 6.44 |
| Touchscreen | Yes | Yes | Yes | Yes |
| Resolution | 720x1440 pixels | 1080x2160 pixels | 1080x2280 pixels | 1080x1920 pixels |
| Aspect ratio | 18.5:9 | 18:9 | 19:9 | - |
| Pixels per inch (PPI) | 274 | 403 | 402 | 342 |
| Protection type | - | - | Gorilla Glass | - |
| hardware |
| Processor | 1.6GHz octa-core | octa-core (4x2.2GHz + 4x1.8GHz) | 2.8GHz octa-core (4x2.8GHz + 4x1.7GHz) | 2GHz octa-core |
| Processor make | Qualcomm Snapdragon 450 | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 845 | Qualcomm Snapdragon 625 |
| RAM | 4GB | 4GB | 8GB | 4GB |
| Internal storage | 64GB | 64GB | 128GB | 64GB |
| Expandable storage | Yes | No | No | Yes |
| Expandable storage type | microSD | microSD | - | microSD |
| Expandable storage up to (GB) | 256 | - | - | 128 |
| camera |
| Rear camera | 16-megapixel (f/1.7) + 5-megapixel (f/1.9) | 12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron) | 16-megapixel (f/1.7, 1.22-micron) + 20-megapixel (f/1.7, 1.0-micron) | 12-megapixel |
| Rear autofocus | Yes | Phase detection autofocus | Phase detection autofocus | - |
| Rear flash | LED | Dual LED | Dual LED | Dual LED |
| Front camera | 16-megapixel (f/1.9) | 20-megapixel (f/2.2, 1.0-micron) | 16-megapixel (f/2.0, 1.0-micron) | 5-megapixel |
| Front flash | LED | LED | - | - |
| software |
| Operating system | Android 8.0 | Android 8.1 Oreo | Android 8.1 Oreo | Android 7.0 |
| Skin | Samsung Experience | - | OxygenOS 5.1 | MIUI 8 |
| connectivity |
| Wi-Fi | Yes | Yes | Yes | Yes |
| GPS | Yes | Yes | Yes | Yes |
| Bluetooth | Yes | Yes, v 5.00 | Yes, v 5.00 | Yes |
| Micro-USB | Yes | - | - | - |
| Headphones | 3.5mm | No | 3.5mm | 3.5mm |
| FM | Yes | - | - | Yes |
| 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 b/g/n |
| NFC | - | Yes | Yes | No |
| USB OTG | - | Yes | Yes | No |
| Wi-Fi Direct | - | Yes | - | No |
| Infrared | - | - | No | Yes |
| USB Type-C | - | - | Yes | - |
| Mobile High-Definition Link (MHL) | - | - | - | No |
| sim 1 |
| SIM Type | Nano-SIM | Nano-SIM | Nano-SIM | Micro-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 | - |
| Proximity sensor | Yes | Yes | Yes | Yes |
| Accelerometer | Yes | Yes | Yes | Yes |
| Ambient light sensor | Yes | Yes | Yes | Yes |
| Compass/ Magnetometer | - | Yes | Yes | No |
| Gyroscope | - | Yes | Yes | Yes |
| Face unlock | - | - | Yes | - |
| Barometer | - | - | - | No |
| Temperature sensor | - | - | - | No |