|  |   |   | ||
| 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 | 6.52-inch | 5.50-inch | ||
| Processor | MediaTek Helio G35 | Qualcomm Snapdragon 650 | ||
| Front Camera | 8-megapixel | 5-megapixel | ||
| Rear Camera | 48-megapixel + 5-megapixel + 2-megapixel + 2-megapixel | 16-megapixel | ||
| RAM | 4GB | 2GB | ||
| Storage | 64GB | 16GB | ||
| Battery Capacity | 5050mAh | 4050mAh | ||
| OS | Android 11 | Android 5.1 | ||
| Resolution | 720x1600 pixels | 1080x1920 pixels | ||
| general | ||||
| Brand | Nokia | Xiaomi | ||
| Model | G20 | Redmi Note 3 | ||
| Release date | April 8, 2021 | November 1, 2015 | ||
| Launched in India | No | Yes | ||
| Form factor | Touchscreen | Touchscreen | ||
| Dimensions (mm) | 164.90 x 76.00 x 9.20 | 150.00 x 76.00 x 8.65 | ||
| Weight (g) | 197.00 | 164.00 | ||
| Battery capacity (mAh) | 5050 | 4050 | ||
| Fast charging | Proprietary | - | ||
| Colours | Glacier, Night | Gold, Silver, Dark Grey | ||
| Removable battery | - | No | ||
| SAR value | - | 0.56 | ||
| display | ||||
| Screen size (inches) | 6.52 | 5.50 | ||
| Touchscreen | Yes | Yes | ||
| Resolution | 720x1600 pixels | 1080x1920 pixels | ||
| Aspect ratio | 20:9 | 16:9 | ||
| Pixels per inch (PPI) | - | 403 | ||
| hardware | ||||
| Processor | octa-core | hexa-core (4x1.4GHz + 4x1.8GHz) | ||
| Processor make | MediaTek Helio G35 | Qualcomm Snapdragon 650 | ||
| RAM | 4GB | 2GB | ||
| Internal storage | 64GB | 16GB | ||
| Expandable storage | Yes | Yes | ||
| Expandable storage type | microSD | microSD | ||
| Expandable storage up to (GB) | 512 | 128 | ||
| Dedicated microSD slot | Yes | - | ||
| camera | ||||
| Rear camera | 48-megapixel (f/1.79) + 5-megapixel + 2-megapixel + 2-megapixel | 16-megapixel (f/2.0) | ||
| No. of Rear Cameras | 4 | - | ||
| Rear autofocus | Yes | Phase detection autofocus | ||
| Rear flash | Yes | Dual LED | ||
| Front camera | 8-megapixel | 5-megapixel (f/2.0) | ||
| No. of Front Cameras | 1 | - | ||
| Front flash | - | No | ||
| software | ||||
| Operating system | Android 11 | Android 5.1 | ||
| Skin | - | MIUI 7 | ||
| 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 5.00 | Yes, v 4.10 | ||
| NFC | Yes | No | ||
| USB Type-C | Yes | - | ||
| Headphones | 3.5mm | 3.5mm | ||
| FM | Yes | Yes | ||
| Number of SIMs | 2 | 2 | ||
| Active 4G on both SIM cards | Yes | - | ||
| Infrared | - | Yes | ||
| USB OTG | - | Yes | ||
| Micro-USB | - | Yes | ||
| Wi-Fi Direct | - | Yes | ||
| Mobile High-Definition Link (MHL) | - | No | ||
| sim 1 | ||||
| SIM Type | Nano-SIM | Nano-SIM | ||
| GSM/CDMA | GSM | GSM | ||
| 3G | Yes | Yes | ||
| 4G/ LTE | Yes | Yes | ||
| sim 2 | ||||
| SIM Type | Nano-SIM | Micro-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 | ||
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