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| 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 | 6.26-inch | 5.00-inch | ||
| Processor | Qualcomm Snapdragon 632 | Qualcomm Snapdragon 801 | ||
| Front Camera | 8-megapixel | 8-megapixel | ||
| Rear Camera | 12-megapixel + 2-megapixel | 13-megapixel | ||
| RAM | 3GB | 3GB | ||
| Storage | 32GB | 16GB | ||
| Battery Capacity | 4000mAh | 3080mAh | ||
| OS | Android 9.0 Pie | Android 4.4 | ||
| Resolution | 720x1520 pixels | 1080x1920 pixels | ||
| general | ||||
| Brand | Xiaomi | Xiaomi | ||
| Model | Redmi 7 | Mi 4 | ||
| Release date | March 1, 2019 | July 1, 2014 | ||
| Launched in India | Yes | Yes | ||
| Form factor | Touchscreen | Touchscreen | ||
| Body type | Plastic | - | ||
| Dimensions (mm) | 158.73 x 75.58 x 8.47 | 139.20 x 68.50 x 8.90 | ||
| Weight (g) | 180.00 | 156.00 | ||
| Battery capacity (mAh) | 4000 | 3080 | ||
| Removable battery | No | No | ||
| Colours | Comet Blue, Eclipse Black, Lunar Red | White | ||
| display | ||||
| Screen size (inches) | 6.26 | 5.00 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 720x1520 pixels | 1080x1920 pixels | ||
| Protection type | Gorilla Glass | - | ||
| Aspect ratio | 19:9 | 16:9 | ||
| Pixels per inch (PPI) | 269 | - | ||
| hardware | ||||
| Processor | 1.8GHz octa-core | 2.5GHz quad-core | ||
| Processor make | Qualcomm Snapdragon 632 | Qualcomm Snapdragon 801 | ||
| RAM | 3GB | 3GB | ||
| Internal storage | 32GB | 16GB | ||
| Expandable storage | Yes | No | ||
| Expandable storage type | microSD | - | ||
| Expandable storage up to (GB) | 512 | - | ||
| Dedicated microSD slot | Yes | - | ||
| camera | ||||
| Rear camera | 12-megapixel (f/2.2, 1.29-micron) + 2-megapixel | 13-megapixel (f/1.8, 1.12-micron) | ||
| Rear autofocus | Phase detection autofocus | Yes | ||
| Rear flash | Dual LED | LED | ||
| Front camera | 8-megapixel (f/2.0) | 8-megapixel (f/1.8) | ||
| software | ||||
| Operating system | Android 9.0 Pie | Android 4.4 | ||
| Skin | MIUI 10 | MIUI 6 | ||
| connectivity | ||||
| Wi-Fi | Yes | Yes | ||
| Wi-Fi standards supported | 802.11 b/g/n | 802.11 a/b/g/n/ac | ||
| GPS | Yes | Yes | ||
| Bluetooth | Yes, v 4.20 | Yes, v 4.00 | ||
| Infrared | Yes | Yes | ||
| Micro-USB | Yes | Yes | ||
| Headphones | 3.5mm | 3.5mm | ||
| FM | Yes | Yes | ||
| Number of SIMs | 2 | 1 | ||
| Active 4G on both SIM cards | Yes | - | ||
| NFC | - | No | ||
| USB OTG | - | Yes | ||
| Wi-Fi Direct | - | No | ||
| Mobile High-Definition Link (MHL) | - | No | ||
| sim 1 | ||||
| SIM Type | Nano-SIM | Micro-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | No | ||
| sim 2 | ||||
| SIM Type | Nano-SIM | - | ||
| GSM/CDMA | GSM | - | ||
| 3G | Yes | - | ||
| 4G/ LTE | Yes | - | ||
| sensors | ||||
| Face unlock | Yes | - | ||
| Fingerprint sensor | Yes | - | ||
| Proximity sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Ambient light sensor | Yes | Yes | ||
| Compass/ Magnetometer | - | Yes | ||
| Gyroscope | - | Yes | ||
| Barometer | - | Yes | ||
| Temperature sensor | - | No | ||
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