Nothing Phone 3a Lite vs Redmi K90 comparison
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| key specs |
| Display | 6.77-inch | 6.59-inch |
| Processor | MediaTek Dimensity 7300 Pro | Snapdragon 8 Elite |
| Front Camera | 16-megapixel | 20-megapixel |
| Rear Camera | 50-megapixel + 8-megapixel | 50-megapixel + 50-megapixel + 8-megapixel |
| RAM | 8GB | 16GB |
| Storage | 128GB, 256GB | 1TB |
| Battery Capacity | 5,000mAh | 7,100mAh |
| OS | Android 15 | Android 16 |
| Resolution | 1,080x2,392 pixels | 1,156x2,510 pixels |
| general |
| Brand | Nothing | Redmi |
| Model | Phone 3a Lite | K90 |
| Release date | October 29, 2025 | October 23, 2025 |
| Launched in India | No | No |
| Form factor | Touchscreen | Touchscreen |
| Dimensions (mm) | 164.00 x 78.00 x 8.30 | 157.49 x 75.25 x 8.00 |
| Weight (g) | 199.00 | 206.00 |
| IP rating | IP54 | IP68 |
| Battery capacity (mAh) | 5,000 | 7,100 |
| Removable battery | No | No |
| Fast charging | 33W Fast Charging | 100W Fast Charging |
| Wireless charging | No | - |
| Colours | White, Black | White, Black, Aqua Blue, and Light Purple |
| display |
| Refresh Rate | 120 Hz | 120 Hz |
| Resolution Standard | FHD+ | - |
| Screen size (inches) | 6.77 | 6.59 |
| Touchscreen | Yes | Yes |
| Resolution | 1,080x2,392 pixels | 1,156x2,510 pixels |
| Protection type | Other | - |
| Pixels per inch (PPI) | 387 | - |
| hardware |
| Processor | octa-core | octa-core |
| Processor make | MediaTek Dimensity 7300 Pro | Snapdragon 8 Elite |
| RAM | 8GB | 16GB |
| Internal storage | 128GB, 256GB | 1TB |
| Expandable storage | Yes | No |
| Expandable storage type | microSD | - |
| Expandable storage up to (GB) | 2TB | - |
| camera |
| Rear camera | 50-megapixel (f/1.88) + 8-megapixel (f/2.2) | 50-megapixel (f/1.88) + 50-megapixel (f/2.2) + 8-megapixel (f/2.2) |
| No. of Rear Cameras | 3 | 3 |
| Rear flash | Yes | - |
| Front camera | 16-megapixel (f/2.45) | 20-megapixel |
| No. of Front Cameras | 1 | 1 |
| Pop-Up Camera | No | No |
| Front flash | No | Yes |
| software |
| Operating system | Android 15 | Android 16 |
| Skin | Nothing OS 3.5 | HyperOS 3 |
| connectivity |
| Wi-Fi | Yes | - |
| GPS | Yes | Yes |
| Bluetooth | Yes, v 5.30 | Yes, v 5.40 |
| Wi-Fi 7 | - | Yes |
| NFC | - | Yes |
| USB Type-C | - | Yes |
| sensors |
| 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 |