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Full specifications
Every available group and stored value, aligned by field.
LAUNCH DATE3 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Announced | 2026, April 21 | 2026, September 01 |
| Released | 2026, April 21 | 2026, September 01 |
| Status | Available | Available |
NETWORK6 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| 2G Bands | GSM 850 / 900 / 1800 / 1900 | 2/3/5/8 |
| 3G Bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | 1/2/4/5/8 |
| 4G LTE | 1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66 | 1/2/3/4/5/7/8/18/19/20/26/28/66(70M)* |
| 5G | 1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41, 48, 77, 78 SA/NSA | n1/2/3/5/7/8/20/28/38/40/41/66(70M)*/77/78/26/48 |
| Speed | HSPA, LTE, 5G | LTE, 5G |
| Technology | GSM / WCDMA / LTE / 5G | 5G* / 4G / 3G / 2G |
BODY5 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Build | Glass front (Dragon Crystal Glass), Aluminum frame, Glass-fiber reinforced plastic back or silicone polymer back | Glass front (Gorilla Glass 7i), Aluminum frame, Glass-fiber reinforced plastic back |
| Dimensions | 162.9 x 77.9 x 8.1 mm (6.41 x 3.07 x 0.32 in) | 163.49 x 77.92 x 8.74 mm |
| IP Rating | IP66/IP68/IP69 Dust/water Resistant | IP68 |
| SIM | Nano-SIM + Nano-SIM | Dual SIM (nano SIM + nano SIM or nano SIM + eSIM, eSIM + eSIM) |
| Weight | 227 g | 235g |
DISPLAY8 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Brightness | 3500 nits (peak) | Peak brightness: 10000 nits covering 1% display area; 4500 nits covering 25% display area; HBM brightness: 2200 nits; Typical brightness: 850 nits; Minimum brightness: 1 nit |
| Color | — | 12 bit color depth, 68 billion colors; DCI-P3 wide color gamut |
| Protection | Xiaomi Dragon Crystal Glass | Corning Gorilla Glass 7i |
| Refresh Rate | 165Hz | 185Hz |
| Resolution | 1280 x 2772 pixels | 1200 x 2608 pixels, 19.5:9 ratio (~416 ppi density) |
| Screen-to-body | ~90.3% | ~91.6% |
| Size | 6.83 inches | 6.9" |
| Type | AMOLED | AMOLED |
PLATFORM4 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| CPU | Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro) | Octa-core CPU 2 x Prime Core, up to 4.6GHz 6 x Performance Core, up to 3.62GHz |
| Chipset | MediaTek Dimensity 9500 | Snapdragon 8 Elite Gen 5 |
| GPU | Mali-G1 Ultra MC12 | Adreno |
| OS | Android 16; HyperOS 3 | Powered by Xiaomi HyperOS 3 |
MEMORY5 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Card slot | No | No |
| Internal | 256 / 512 GB / 1 TB | 512GB |
| RAM | 12 / 16 GB | 16 GB |
| Storage Type | UFS 4.1 | UFS 4.1 |
| Storage/RAM variants | 256 / 512 GB / 1 TB; 12 / 16 GB RAM | 512GB; 16 GB RAM |
MAIN CAMERA3 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Features | LED Flash, Panorama, HDR | Color spectrum sensor, LED Flash, Panorama, HDR |
| MAIN CAMERA | 50 MP main with OIS; 8 MP ultrawide | 200MP main camera, f/1.68; 50MP periscope telephoto camera, f/3.0; 50MP ultra-wide camera, f/2.4 |
| Video | 8K@30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS | 8K (7680x4320) video recording at 30fps; 4K (3840x2160) video recording at 30 fps, 60 fps; 1080p (1920x1080) HD video recording at 30 fps, 60 fps |
SELFIE CAMERA3 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Features | HDR | HDR |
| Selfie camera | 20 MP | 32MP front camera |
| Video | 1080p@30fps | 4K (3840x2160) video recording at 30 fps; 1080p (1920x1080) HD video recording at 30 fps, or 60 fps; 720p (1280x720) HD video recording at 30 fps |
SOUND3 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| 3.5mm jack | No | No |
| Dolby Atmos | — | Yes |
| Loudspeaker | Yes, with Stereo Speakers | Symmetrical stereo speakers with an independent subwoofer ｜3-Mic array |
COMMUNICATION6 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Bluetooth | 5.4, A2DP, LE, LHDC | 6.0 |
| NFC | Yes | Yes |
| Positioning | Yes | GPS, GLONASS, Galileo, Beidou, QZSS, NavIC |
| Radio | No | No |
| USB | USB Type-C | USB-C |
| WLAN | Wi-Fi 7, dual-band, Wi-Fi Direct | Wi-Fi Protocol: Wi-Fi 6/ Wi-Fi 5/ Wi-Fi 4 and 802.11a/b/g/n/ac/ax/be |
FEATURES1 field
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass | Proximity sensor; Ambient light sensor; Accelerometer; Electronic compass; Gyroscope; IR blaster; Flicker sensor; X-axis linear vibration motor ｜Color Temperature Sensor |
BATTERY3 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Capacity | 8550mAh | 8050mAh (typ) |
| Charging Type | 100W wired; 22.5W reverse wired | 100W wired HyperCharge; 50W wireless HyperCharge; Up to 27W wired reverse charging; Up to 22.5W wireless reverse charging |
| Type | Non-removable Li-Po Battery | Non-removable Si/C Li-Ion Battery |
ADDITIONAL INFORMATION4 fields
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Colors | Silver, Blue, Black | Black |
| Compatibility | China | Australia specification set |
| Models | Redmi K90 Max | Poco F9 Ultra, 26077PC53G |
| Price in Nigeria | ₦1,150,000 (Stored estimate) | ₦1,250,000 (Stored estimate) |
SECURITY1 field
| Specification | Redmi K90 Max | Poco F9 Ultra |
|---|---|---|
| Security | Biometric security: Fingerprint (under display, ultrasonic). | Ultrasonic in-display fingerprint sensor; AI Face Unlock |