Xiaomi Poco X8 Pro Max vs Xiaomi Redmi K90 Ultra
Side-by-side specs and price comparison for buyers in Algeria.
Xiaomi Poco X8 Pro Max
Xiaomi Redmi K90 Ultra
Price coming soon
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
Even
Bigger battery
Xiaomi Redmi K90 Ultra
Faster charging
Even
Higher-resolution camera
Even
Better display
Xiaomi Redmi K90 Ultra
Lighter body
Xiaomi Poco X8 Pro Max
Best value for money
Even
Full specs comparison
Display
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Size (inches) | 6.83 | 6.83 |
| Panel Type | AMOLED | AMOLED |
| Resolution Height | 2772 | 2772 |
| Resolution Width | 1280 | 1280 |
| Refresh Rate | 120 | 165 |
| Peak Brightness | 3500 | 9500 |
| PPI | 446 | 447 |
| Glass Type | Corning Gorilla Glass 7i | — |
| Screen-to-body | 90 | 90.3 |
| unknown | — | * Measured at an isolated spot during video playback only |
Platform
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| CPU | Octa-core (1x3.73 GHz Cortex-X925 & 3x3.3 GHz Cortex-X4 & 4x2.4 GHz Cortex-A720) | Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M) |
| GPU | Immortalis-G925 MC11 | Adreno 830 (1200 MHz) |
| Chipset Name | Mediatek Dimensity 9500s | Snapdragon 8 Elite |
| Process (nm) | 3 | 3 |
| OS Name | Android | Android |
| UI Skin | HyperOS 3 | HyperOS 3 |
| OS Version | 16 | 16 |
Benchmarks
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Geekbench (Single-Core) | 2,650 | — |
| Geekbench (Multi-Core) | 8,379 | — |
| AnTuTu | 2,704,498 | — |
Memory
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Card Slot | No | — |
| cardslot | — | No |
| unknown | — | UFS 4.1 |
| Variants | 256GB 12GB RAM, 512GB 12GB RAM | 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM |
Main Camera
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Video | 4K@30/60fps, 1080p@30/60fps, 960fps slow-motion | 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS, HDR10+ |
| Features | LED flash, HDR, panorama | Color spectrum sensor, LED flash, HDR, panorama |
| Count | 2 | 2 |
| ultrawide | 8 MP, f/2.2, (ultrawide) | 8 MP, f/2.2, 15mm, (ultrawide) |
| Wide | 50 MP, f/1.5, (wide) | 50 MP, f/1.7, 24mm, (wide) |
Selfie Camera
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Video | 1080p@30/60fps | 1080p@30/60fps |
| Features | HDR | — |
| Count | 1 | 1 |
| Lens | 20 MP, f/2.2, (wide) | 20 MP, (wide) |
Battery
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Capacity (mAh) | 8500 | 8550 |
| Chemistry | Li-Po | Si/C Li-Ion |
| Wired Charging (W) | 100 | 100 |
Body
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Build | — | Glass front, aluminum frame |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Height (mm) | 162.9 | 162.9 |
| Thickness (mm) | 8.2 | 8.2 |
| unknown | — | IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min) Built-in cooling fan |
| Weight (g) | 218 | 227 |
| Width (mm) | 77.9 | 77.9 |
Launch
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Announced | 2026, March | 2026, June 30 |
| Status | Available. Released 2026, March | Available. Released 2026, June 30 |
Network
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| 2gbands | — | GSM 850, 900, 1800, 1900 |
| 3gbands | — | HSDPA 800, 850, 900, 1700(AWS), 1900, 2100 |
| 4gbands | — | 1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66 |
| 5gbands | — | 1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM, HSPA, LTE, 5G | GSM, HSPA, LTE, 5G |
Connectivity
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Bluetooth | 6 | 5.4 |
| infraredport | — | Yes |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC, GLONASS |
| Radio | — | No |
| USB Type | Type-C | Type-C |
| USB Version | 2.0 | — |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
Sound
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| 3.5mm Jack | No | — |
| 3 5mmjack | — | No |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers (with Dolby Atmos) |
| unknown | — | Tuned by Bose Bose 2.1 stereo sound system with a woofer 24-bit/192kHz Hi-Res & Hi-Res wireless audio |
Features
| Spec | Xiaomi Poco X8 Pro Max | Xiaomi Redmi K90 Ultra |
|---|---|---|
| Sensors | Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, IR blaster | Fingerprint (under display, optical), accelerometer, proximity, gyro, compass |
Buying advice for Algeria
Both Xiaomi Poco X8 Pro Max and Xiaomi Redmi K90 Ultra are sold in Algeria, but they fit different priorities.
Xiaomi Redmi K90 Ultra packs a 8550 mAh battery, which translates to longer screen-on time when you are away from a charger.
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