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Tech Titans: Xiaomi Redmi K90 Pro Max vs Xiaomi Poco F8 Ultra
Xiaomi Redmi K90 Pro Max
VS
Xiaomi Poco F8 Ultra
Specifications
Xiaomi Redmi K90 Pro Max
VS
Xiaomi Poco F8 Ultra
Build Quality
| Device Height | 163.33 mm (6.43 inches) | 163.3 mm (6.43 inches) |
| Device Width | 77.82 mm (3.06 inches) | 77.8 mm (3.06 inches) |
| Device Thickness | 7.9 mm (0.31 inches) | 7.9 mm (0.31 inches) |
| Device Weight | 218 g (7.69 oz) | 218 g (7.69 oz) |
| Water Resistance | IP68 | IP68 |
| Enhanced Cooling System | Vapor chamber | Vapor chamber |
| Frame Construction | Metal | Metal |
| Available Color Options | White, Black, Blue | White, Black, Blue |
| Biometric Security | Yes, in-display | Yes, in-display |
| Display Coverage | 91.9% | 91.9% |
System on Chip
| Processing Chip | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite Gen 5 |
| Maximum Clock Speed | 4600 MHz | 4600 MHz |
| Processor Core Count | 8 (2 + 6) | 8 (2 + 6) |
| CPU Architecture | - 6 cores at 3.63 GHz: Oryon Gen 3 Performance- 2 cores at 4.61 GHz: Oryon Gen 3 Prime | - 6 cores at 3.63 GHz: Oryon Gen 3 Performance- 2 cores at 4.61 GHz: Oryon Gen 3 Prime |
| Level 3 Cache | 8 MB | 8 MB |
| Production Details | TSMC | TSMC |
| Chip Manufacturing Process | 3 nanometers | 3 nanometers |
| AI Processing Unit | Hexagon | Hexagon |
| Graphics Processor | Adreno 840 | Adreno 840 |
| Graphics Clock Speed | 1200 MHz | 1200 MHz |
| GPU Shader Units | 1536 | 1536 |
| Computational Performance | ~3686.4 GFLOPS | ~3686.4 GFLOPS |
Random Access Memory
| Memory Capacity | 12 GB | 12 GB |
| Memory Clock Speed | 5300 MHz | 5300 MHz |
| Memory Technology | LPDDR5X | LPDDR5X |
| Memory Channels | 4 | 4 |
Storage Specifications
| Storage Capacity | 256 GB | 256 GB |
| Storage Technology | UFS 4.1 | UFS 4.1 |
| Expandable Storage | No | No |
Operating System
| OS Version | Android 16 | Android 16 |
| Read-Only Memory | HyperOS 3 | HyperOS 3 |
Battery Endurance Tests
| Web Browsing Battery Life | 15:14 hr | |
| Video Playback Battery Life | 22:44 hr | |
| Standby Battery Duration | 124 hr |
Primary Camera
| Camera Sensor Configuration | 50 megapixels | 50 megapixels |
| Zoom Capability | Optical, 5x | Optical, 5x |
| Camera Flash | Dual LED | Dual LED |
| 8K Video Support | Up to 30FPS | Up to 30FPS |
| 4K Video Support | Up to 60FPS | Up to 60FPS |
| Full HD Video Support | Up to 60FPS | Up to 60FPS |
| Slow-Motion Video | 960 FPS (1080p) | 960 FPS (1080p) |
| Widest Lens Field of View | 102° | 102° |
| Camera Lens Count | 1) Standard: 50 MP 2) Telephoto: 50 MP 3) Ultrawide: 50 MP | 1) Standard: 50 MP 2) Telephoto: 50 MP 3) Ultrawide: 50 MP |
| Camera Special Features | - Bokeh mode - Pro mode | - Bokeh mode - Pro mode |
Front Camera
| Front Camera Megapixels | 32 megapixels | 32 megapixels |
| Front Camera Aperture | f/2.2 | f/2.2 |
| Front Camera Focal Length | 21 mm | 21 mm |
| Front Camera Sensor | CMOS | CMOS |
| Front Camera Sensor Dimensions | 1/3.44" (≈ 0.29 inch) | 1/3.44" (≈ 0.29 inch) |
| Front Camera Pixel Size | 0.64 micron | 0.64 micron |
| Front Camera Autofocus | No | |
| Front Camera Stabilization | Digital | Digital |
| Front Camera Video Resolution | 2160p (4K) at 30 FPS | 2160p (4K) at 30 FPS |
| 3D Depth Sensor | No | No |
Network Specifications
| SIM Card Count | 2 | 2 |
| SIM Card Type | Nano | Nano |
| Dual SIM Functionality | Standby | Standby |
| eSIM Capability | No | Yes |
| Hybrid SIM Slot | No | No |
| 2G Network Support | GSM B3/B5/B8 | |
| 3G Network Support | WCDMA B1/B4/B5/B6/B8/B19 | |
| 4G Network Support | LTE B1/B3/B4/B5/B7/B8/B18/B19/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66 | |
| 5G Network Compatibility | Yes | Yes |
Audio Specifications
| Sound Output | 2.1 | 2.1 |
| 3.5mm Audio Jack | No | No |
| FM Radio | No | No |
Additional Features
| Product Category | Flagship | Flagship |
| Announcement Date | October 2025 | November 2025 |
| Initial Pricing | $560 | $729 |
| Sensor List | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
Final Rating
| Display Rating | 90 | 91 |
| Camera Rating | 86* | 87* |
| Gaming Performance Rating | 98 | 98 |
| Battery Rating | 100* | 100 |
| Connectivity Rating | 90 | 98 |
| Overall Review Score | 92* | 93* |
Phone Price Comparison
Xiaomi Redmi K90 Pro Max
$560.00 USD
EUR
471.35
INR
50,813.28
NGN
755,998.49
JPY
85,859.93
MYR
2,193.13
CNY
3,874.25
ZAR
8,892.02
RUB
43,234.52
GBP
410.48
CHF
431.37
Xiaomi Poco F8 Ultra
$729.00 USD
EUR
613.60
INR
66,148.00
NGN
984,148.03
JPY
111,771.23
MYR
2,854.98
CNY
5,043.44
ZAR
11,575.50
RUB
56,282.08
GBP
534.36
CHF
561.55
