iPhone Air vs Redmi K90 Ultra
Which one should you buy?
Who leads where?
- DisplayRedmi K90 Ultra
- CameraRedmi K90 Ultra
- Battery and ChargingRedmi K90 Ultra
- DesigniPhone Air
- ConnectivityiPhone Air
Wins are counted from the official values in the table below; the BUY / CONSIDER / WAIT call comes from each product's own decision box. We do not predict prices.
 AppleiPhone AirNo reviews yet |  RedmiRedmi K90 UltraNo reviews yet | |
|---|---|---|
| Key Differences | ||
| Processor | A19 Pro | Snapdragon 8 Elite |
| Screen Size | 6.5" | 6.83" |
| Main Camera | 48 MP | 50 MP |
| Battery | 3149 mAh | 8550 mAh |
| Fast Charging | 20 W | 100 W |
| Display | ||
| Size | 6.5" | 6.83" |
| Panel | Super Retina XDR OLED | AMOLED |
| Resolution | 2736x1260 | 1280x2772 |
| Refresh Rate | 120 Hz | 165 Hz |
| Peak Brightness | 3000 nit | 3500 nit |
| Performance | ||
| Chipset | A19 Pro | Snapdragon 8 Elite |
| Graphics Processor | Apple 5-core GPU | Adreno 830 |
| RAM | 12 GB | 12 GB |
| Storage | 256 GB | 256 GB |
| Storage type | — | UFS 4.1 |
| Manufacturing Technology | 3 nm | 3 nm |
| Camera | ||
| Main Camera | 48 MP | 50 MP |
| Main Aperture | f/1.6 | f/1.7 |
| Ultra Wide | — | 8 MP |
| Telephoto | 2x | — |
| Front Camera | 18 MP | 20 MP |
| Battery and Charging | ||
| Capacity | 3149 mAh | 8550 mAh |
| Cell Type | — | Silicon-carbon |
| Wired Charging | 20 W | 100 W |
| Wireless Charging Support | Yes | — |
| Design | ||
| Weight | 165 g | 227 g |
| Thickness | 5.64 mm | 8.2 mm |
| Frame | Titanium | Aluminum |
| Back Surface | Ceramic Shield | Glass |
| Connectivity | ||
| 5G | Yes | Yes |
| SIM | Dual eSIM | Dual SIM |
| Satellite Connectivity | Yes | — |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6.0 | 5.4 |
| NFC | Yes | — |
| Durability and security | ||
| IP Certification | IP68 | IP68/IP69 |
| Biyometrik | Face ID | Optical In-Display Fingerprint |
| Software | ||
| Operating System | iOS | Android |
| Version | iOS 26 | Android 16 |
| Interface | — | HyperOS 3 |
| Multimedia and ports | ||
| Speaker | Mono | Stereo (Bose-tuned) |
| USB | USB Type-C | USB Type-C |
The two products are level on the compared specs.
This table is based on manufacturers official specifications. Winning on paper does not always mean a difference in everyday use.