Redmi K90 Ultra vs Redmi Note 15 SE 5G comparison
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| key specs |
| Display | 6.83-inch | 6.77-inch |
| Front Camera | 20-megapixel | 20-megapixel |
| Rear Camera | 50-megapixel + 8-megapixel | 50-megapixel + 2-megapixel |
| RAM | 12GB | 6GB, 8GB |
| Storage | 256GB | 128GB, 256GB |
| Battery Capacity | 8550mAh | 5800mAh |
| OS | Android 16 | Android 15 |
| Resolution | 1280x2772 pixels | 1,080x2,392 pixels |
| Processor | - | Qualcomm Snapdragon 6 Gen 3 |
| general |
| Brand | Xiaomi | Redmi |
| Model | Redmi K90 Ultra | Note 15 SE 5G |
| Release date | June 30, 2026 | April 2, 2026 |
| Launched in India | No | Yes |
| Dimensions (mm) | 162.91 x 77.93 x 8.18 | 164.00 x 75.42 x 7.35 |
| Weight (g) | 227.00 | 178.00 |
| Battery capacity (mAh) | 8550 | 5800 |
| Fast charging | 100W Fast Charging | 45W Fast Charging |
| Colours | Space Silver, Shadow Black and Sky Blue | Carbon Black, Crimson Reserve, and Frosted White |
| Form factor | - | Touchscreen |
| IP rating | - | IP65 |
| Removable battery | - | No |
| Wireless charging | - | No |
| display |
| Refresh Rate | 165 Hz | 120 Hz |
| Resolution Standard | 1.5K | FHD+ |
| Screen size (inches) | 6.83 | 6.77 |
| Resolution | 1280x2772 pixels | 1,080x2,392 pixels |
| Touchscreen | - | Yes |
| hardware |
| Processor make | Snapdragon 8 Elite | Qualcomm Snapdragon 6 Gen 3 |
| RAM | 12GB | 6GB, 8GB |
| Internal storage | 256GB | 128GB, 256GB |
| Processor | - | octa-core |
| Expandable storage | - | Yes |
| Expandable storage type | - | microSD |
| Expandable storage up to (GB) | - | 1024 |
| camera |
| Rear camera | 50-megapixel + 8-megapixel | 50-megapixel (f/1.8) + 2-megapixel |
| No. of Rear Cameras | 2 | 2 |
| Front camera | 20-megapixel | 20-megapixel (f/2.2) |
| No. of Front Cameras | 1 | 1 |
| Rear autofocus | - | Yes |
| Rear flash | - | Yes |
| Pop-Up Camera | - | No |
| software |
| Operating system | Android 16 | Android 15 |
| Skin | HyperOS 3 | HyperOS 2 |
| connectivity |
| Wi-Fi 7 | Yes | - |
| GPS | Yes | Yes |
| Bluetooth | Yes | Yes, v 5.10 |
| NFC | Yes | - |
| USB Type-C | Yes | Yes |
| Wi-Fi | - | Yes |
| Number of SIMs | - | 2 |
| sensors |
| Fingerprint sensor | Yes | - |
| Compass/ Magnetometer | Yes | - |
| Proximity sensor | Yes | Yes |
| Accelerometer | Yes | Yes |
| Ambient light sensor | Yes | Yes |
| Gyroscope | Yes | - |
| In-Display Fingerprint Sensor | - | Yes |
| sim 1 |
| SIM Type | - | Nano-SIM |
| GSM/CDMA | - | GSM + CDMA |
| 4G/ LTE | - | Yes |
| 5G | - | Yes |
| sim 2 |
| SIM Type | - | Nano-SIM |
| GSM/CDMA | - | GSM + CDMA |
| 4G/ LTE | - | Yes |
| 5G | - | Yes |