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| Display (Primary) | |||
| 6.81-inch | - | ||
| Processor | |||
| Qualcomm | Qualcomm Snapdragon 870 | ||
| Front Camera | |||
| 20-megapixel | 20-megapixel | ||
| Rear Camera | |||
| 50-megapixel + 48-megapixel + 48-megapixel | 48-megapixel + 8-megapixel + 5-megapixel | ||
| RAM | |||
| 12GB | 6GB, 8GB, 12GB | ||
| Storage | |||
| 256GB | 128GB, 256GB | ||
| Battery Capacity | |||
| 5000mAh | 4520mAh | ||
| OS | |||
| Android 11 | Android 11 | ||
| Resolution | |||
| 1440x3200 pixels | 1080x2400 pixels | ||
| Display | |||
| - | 6.67-inch | ||
| Brand | |||
| Xiaomi | Xiaomi | ||
| Model | |||
| Mi 11 Ultra | Redmi K40 | ||
| Release date | |||
| March 29, 2021 | February 25, 2021 | ||
| Launched in India | |||
| Yes | No | ||
| Form factor | |||
| Touchscreen | Touchscreen | ||
| Dimensions (mm) | |||
| 164.30 x 74.60 x 8.38 | 163.70 x 76.40 x 7.80 | ||
| Weight (g) | |||
| 234.00 | 196.00 | ||
| IP rating | |||
| IP68 | - | ||
| Battery capacity (mAh) | |||
| 5000 | 4520 | ||
| Fast charging | |||
| Proprietary | Proprietary | ||
| Wireless charging | |||
| Yes | - | ||
| Colours | |||
| - | Dreamland, Glossy Black, Icy White | ||
| Screen size (inches) | |||
| 6.81 | 6.67 | ||
| Touchscreen | |||
| Yes | Yes | ||
| Resolution | |||
| 1440x3200 pixels | 1080x2400 pixels | ||
| Protection type | |||
| Gorilla Glass | - | ||
| Aspect ratio | |||
| 20:9 | 20:9 | ||
| Pixels per inch (PPI) | |||
| 515 | - | ||
| Screen size (inches) | |||
| 1.10 | - | ||
| Touchscreen | |||
| Yes | - | ||
| Resolution | |||
| 126x294 pixels | - | ||
| Processor | |||
| octa-core | octa-core | ||
| Processor make | |||
| Qualcomm | Qualcomm Snapdragon 870 | ||
| RAM | |||
| 12GB | 6GB, 8GB, 12GB | ||
| Internal storage | |||
| 256GB | 128GB, 256GB | ||
| Rear camera | |||
| 50-megapixel (f/1.95) + 48-megapixel (f/2.2) + 48-megapixel | 48-megapixel (f/1.79) + 8-megapixel + 5-megapixel | ||
| No. of Rear Cameras | |||
| 3 | 3 | ||
| Rear autofocus | |||
| Yes | Yes | ||
| Rear flash | |||
| Yes | Yes | ||
| Front camera | |||
| 20-megapixel (f/2.3) | 20-megapixel | ||
| No. of Front Cameras | |||
| 1 | 1 | ||
| Pop-Up Camera | |||
| No | - | ||
| Front autofocus | |||
| Yes | - | ||
| Operating system | |||
| Android 11 | Android 11 | ||
| Skin | |||
| MIUI 12.5 | MIUI 12 | ||
| Wi-Fi | |||
| Yes | Yes | ||
| Wi-Fi standards supported | |||
| 802.11 a/b/g/n/ac/ax | 802.11 a/b/g/n/ac/ax | ||
| GPS | |||
| Yes | Yes | ||
| Bluetooth | |||
| Yes, v 5.20 | Yes, v 5.10 | ||
| NFC | |||
| Yes | Yes | ||
| USB Type-C | |||
| Yes | Yes | ||
| Headphones | |||
| No | - | ||
| Number of SIMs | |||
| 2 | 2 | ||
| Infrared | |||
| - | Yes | ||
| SIM Type | |||
| Nano-SIM | Nano-SIM | ||
| GSM/CDMA | |||
| GSM | GSM | ||
| 3G | |||
| Yes | Yes | ||
| 4G/ LTE | |||
| Yes | Yes | ||
| 5G | |||
| Yes | Yes | ||
| SIM Type | |||
| Nano-SIM | Nano-SIM | ||
| GSM/CDMA | |||
| GSM | GSM | ||
| 3G | |||
| Yes | Yes | ||
| 4G/ LTE | |||
| Yes | Yes | ||
| 5G | |||
| Yes | Yes | ||
| Face unlock | |||
| Yes | - | ||
| In-Display Fingerprint Sensor | |||
| Yes | Yes | ||
| Compass/ Magnetometer | |||
| Yes | Yes | ||
| Proximity sensor | |||
| Yes | Yes | ||
| Accelerometer | |||
| Yes | Yes | ||
| Ambient light sensor | |||
| Yes | Yes | ||
| Gyroscope | |||
| Yes | Yes | ||
