Redmi Note 7 vs Xiaomi Redmi Note 4 comparison
        
        
            
                
                    
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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 | 6.30-inch | 5.50-inch | 
| Processor | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 625 | 
| Front Camera | 13-megapixel | 5-megapixel | 
| Rear Camera | 12-megapixel + 2-megapixel | 13-megapixel | 
| RAM | 4GB | 4GB | 
| Storage | 64GB | 64GB | 
| Battery Capacity | 4000mAh | 4100mAh | 
| OS | Android 9.0 | Android 6.0 | 
| Resolution | 1080x2340 pixels | 1080x1920 pixels | 
| general | 
| Brand | Xiaomi | Xiaomi | 
| Model | Redmi Note 7 | Redmi Note 4 | 
| Release date | January 1, 2019 | August 1, 2016 | 
| Launched in India | Yes | Yes | 
| Form factor | Touchscreen | Touchscreen | 
| Body type | Glass | - | 
| Dimensions (mm) | 159.21 x 75.21 x 8.10 | 151.00 x 76.00 x 8.30 | 
| Weight (g) | 185.00 | 175.00 | 
| Battery capacity (mAh) | 4000 | 4100 | 
| Removable battery | No | No | 
| Fast charging | Quick Charge | - | 
| Wireless charging | No | - | 
| Colours | Onyx Black, Ruby Red, Sapphire Blue | Gold, Grey, Matte Black | 
| SAR value | 0.96 | - | 
| display | 
| Screen size (inches) | 6.30 | 5.50 | 
| Touchscreen | Yes | Yes | 
| Resolution | 1080x2340 pixels | 1080x1920 pixels | 
| Protection type | Gorilla Glass | - | 
| Aspect ratio | 19.5:9 | 16:9 | 
| Pixels per inch (PPI) | 409 | 401 | 
| hardware | 
| Processor | 2.2GHz | 2GHz octa-core | 
| Processor make | Qualcomm Snapdragon 660 | Qualcomm Snapdragon 625 | 
| RAM | 4GB | 4GB | 
| Internal storage | 64GB | 64GB | 
| Expandable storage | Yes | Yes | 
| Expandable storage type | microSD | microSD | 
| Expandable storage up to (GB) | 256 | 128 | 
| Dedicated microSD slot | No | - | 
| camera | 
| Rear camera | 12-megapixel (f/2.2, 1.25-micron) + 2-megapixel | 13-megapixel (f/2.0, 1.12-micron) | 
| Rear autofocus | Yes | Phase detection autofocus | 
| Rear flash | LED | Dual LED | 
| Front camera | 13-megapixel (f/2.0, 1.12-micron) | 5-megapixel (f/2.0) | 
| software | 
| Operating system | Android 9.0 | Android 6.0 | 
| Skin | MIUI 10 | MIUI 8 | 
| connectivity | 
| Wi-Fi | Yes | Yes | 
| Wi-Fi standards supported | 802.11 a/b/g/n/ac | 802.11 a/b/g/n | 
| GPS | Yes | Yes | 
| Bluetooth | Yes, v 5.00 | Yes, v 4.10 | 
| USB OTG | Yes | Yes | 
| USB Type-C | Yes | - | 
| Headphones | 3.5mm | 3.5mm | 
| FM | Yes | Yes | 
| Number of SIMs | 2 | 2 | 
| Active 4G on both SIM cards | Yes | - | 
| NFC | - | No | 
| Infrared | - | Yes | 
| Micro-USB | - | 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 | Yes | 
| sim 2 | 
| SIM Type | Nano-SIM | Nano-SIM | 
| GSM/CDMA | GSM | GSM | 
| 3G | Yes | Yes | 
| 4G/ LTE | Yes | Yes | 
| sensors | 
| Face unlock | Yes | - | 
| Fingerprint sensor | Yes | Yes | 
| Proximity sensor | Yes | Yes | 
| Accelerometer | Yes | Yes | 
| Ambient light sensor | Yes | Yes | 
| Gyroscope | Yes | Yes | 
| Compass/ Magnetometer | - | Yes | 
| Barometer | - | No | 
| Temperature sensor | - | No |