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Which One Reigns Supreme? Xiaomi Redmi K90 Pro Max vs Vivo X300 Pro
Xiaomi Redmi K90 Pro Max
VS
Vivo X300 Pro
Specifications
Xiaomi Redmi K90 Pro Max
VS
Vivo X300 Pro
Build Quality
| Device Height | 163.33 mm (6.43 inches) | 161.98 mm (6.38 inches) |
| Device Width | 77.82 mm (3.06 inches) | 75.48 mm (2.97 inches) |
| Device Thickness | 7.9 mm (0.31 inches) | 7.99 mm (0.31 inches) |
| Device Weight | 218 g (7.69 oz) | 226 g (7.97 oz) |
| Water Resistance | IP68 | IP69 |
| Enhanced Cooling System | Vapor chamber | Vapor chamber |
| Back Panel Material | Glass | |
| Frame Construction | Metal | Metal |
| Available Color Options | White, Black, Blue | White, Black, Blue, Brown |
| Biometric Security | Yes, in-display | Yes, in-display |
| Display Coverage | 91.9% | 90.8% |
System on Chip
| Processing Chip | Qualcomm Snapdragon 8 Elite Gen 5 | MediaTek Dimensity 9500 |
| Maximum Clock Speed | 4600 MHz | 4210 MHz |
| Processor Core Count | 8 (2 + 6) | 8 (1 + 3 + 4) |
| CPU Architecture | - 6 cores at 3.63 GHz: Oryon Gen 3 Performance- 2 cores at 4.61 GHz: Oryon Gen 3 Prime | - 4 cores at 2.7 GHz: C1-Pro- 3 cores at 3.5 GHz: C1-Premium- 1 core at 4.21 GHz: C1-Ultra |
| Level 3 Cache | 8 MB | 16 MB |
| Production Details | TSMC | TSMC |
| Chip Manufacturing Process | 3 nanometers | 3 nanometers |
| AI Processing Unit | Hexagon | MediaTek NPU 990 |
| Graphics Processor | Adreno 840 | Mali-G1 Ultra MP12 |
| Graphics Clock Speed | 1200 MHz | 1716 MHz |
| GPU Shader Units | 1536 | 1536 |
| Computational Performance | ~3686.4 GFLOPS | ~5271.5 GFLOPS |
Random Access Memory
| Memory Capacity | 12 GB | 12 GB |
| Memory Clock Speed | 5300 MHz | 5333 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 | OriginOS 6 |
Battery Endurance Tests
| Web Browsing Battery Life | 08:45 hr | |
| Video Playback Battery Life | 14:55 hr | |
| Standby Battery Duration | 81 hr |
Primary Camera
| Camera Sensor Configuration | 50 megapixels | 50 megapixels |
| Zoom Capability | Optical, 5x | Optical, 3.7x |
| Camera Flash | Dual LED | Dual LED |
| 8K Video Support | Up to 30FPS | Up to 30FPS |
| 4K Video Support | Up to 60FPS | Up to 120FPS |
| Full HD Video Support | Up to 60FPS | Up to 60FPS |
| Slow-Motion Video | 960 FPS (1080p) | 240 FPS (1080p) |
| Widest Lens Field of View | 102° | 119° |
| Camera Lens Count | 1) Standard: 50 MP 2) Telephoto: 50 MP 3) Ultrawide: 50 MP | 1) Standard: 50 MP 2) Telephoto: 200 MP 3) Ultrawide: 50 MP |
| Camera Special Features | - Bokeh mode - Pro mode | - Bokeh mode - Pro mode |
Front Camera
| Front Camera Megapixels | 32 megapixels | 50 megapixels |
| Front Camera Resolution | 8192 x 6144 | |
| Front Camera Aperture | f/2.2 | f/2.0 |
| Front Camera Focal Length | 21 mm | 20 mm |
| Front Camera Sensor | CMOS | Samsung S5KJN1 |
| Front Camera Sensor Dimensions | 1/3.44" (≈ 0.29 inch) | 1/2.76" (≈ 0.36 inch) |
| Front Camera Pixel Size | 0.64 micron | 0.64 micron |
| Front Camera Autofocus | Phase autofocus | |
| Front Camera Stabilization | Digital | Digital |
| Front Camera Video Resolution | 2160p (4K) at 30 FPS | 2160p (4K) at 60 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 | GSM 850/900/1800/1900 MHz |
| 3G Network Support | WCDMA B1/B4/B5/B6/B8/B19 | WCDMA B1/B2/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 | LTE B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B25/B26/B28A/B34/B38/B39/B40/B41/B42/B43/B48/B66 |
| 5G Network Compatibility | Yes | Yes |
Audio Specifications
| Sound Output | 2.1 | Stereo |
| 3.5mm Audio Jack | No | No |
| FM Radio | No | No |
| Advanced Audio Processing | No |
Additional Features
| Product Category | Flagship | Flagship |
| Announcement Date | October 2025 | October 2025 |
| Initial Pricing | $560 | $899 |
| 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 | 94 |
| Camera Rating | 86* | 92* |
| Gaming Performance Rating | 98 | 98 |
| Battery Rating | 100* | 74 |
| Connectivity Rating | 90 | 98 |
| Overall Review Score | 92* | 91* |
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
Vivo X300 Pro
$899.00 USD
EUR
756.69
INR
81,573.46
NGN
1,213,647.57
JPY
137,835.85
MYR
3,520.75
CNY
6,219.55
ZAR
14,274.86
RUB
69,406.85
GBP
658.97
CHF
692.50
