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Which is Better? Xiaomi Redmi K90 or Vivo X300
Xiaomi Redmi K90
VS
Vivo X300
Specifications
Xiaomi Redmi K90
VS
Vivo X300
Build Quality
| Device Height | 157.49 mm (6.2 inches) | 150.57 mm (5.93 inches) |
| Device Width | 75.25 mm (2.96 inches) | 71.92 mm (2.83 inches) |
| Device Thickness | 8 mm (0.31 inches) | 7.95 mm (0.31 inches) |
| Device Weight | 206 g (7.27 oz) | 190 g (6.7 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, Purple | Black, Blue, Red, Pink, Purple |
| Biometric Security | Yes, in-display | Yes, in-display |
| Display Coverage | 89.9% | 90.3% |
System on Chip
| Processing Chip | Qualcomm Snapdragon 8 Elite | MediaTek Dimensity 9500 |
| Maximum Clock Speed | 4470 MHz | 4210 MHz |
| Processor Core Count | 8 (2 + 6) | 8 (1 + 3 + 4) |
| CPU Architecture | - 6 cores at 3.53 GHz: Oryon (Phoenix M)- 2 cores at 4.32 GHz: Oryon (Phoenix L) | - 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 830 | Mali-G1 Ultra MP12 |
| Graphics Clock Speed | 1100 MHz | 1716 MHz |
| GPU Shader Units | 1536 | 1536 |
| Computational Performance | ~3379.2 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 | 12:36 hr | |
| Video Playback Battery Life | 20:41 hr | |
| Standby Battery Duration | 107 hr |
Primary Camera
| Camera Sensor Configuration | 50 megapixels | 200 megapixels |
| Zoom Capability | Optical, 2.5x | Optical, 3x |
| Camera Flash | Dual LED | Dual LED |
| 8K Video Support | Up to 30FPS | No |
| 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 | 120° | 119° |
| Camera Lens Count | 1) Standard: 50 MP 2) Telephoto: 50 MP 3) Ultrawide: 8 MP | 1) Standard: 200 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 | 20 megapixels | 50 megapixels |
| Front Camera Resolution | 8192 x 6144 | |
| Front Camera Aperture | f/2.2 | f/2.0 |
| Front Camera Focal Length | 20 mm | |
| Front Camera Sensor | Omnivision OV20B | Samsung S5KJN1 |
| Front Camera Sensor Dimensions | 1/4" (≈ 0.25 inch) | 1/2.76" (≈ 0.36 inch) |
| Front Camera Pixel Size | 0.8 micron | 0.64 micron |
| Front Camera Autofocus | Phase autofocus | |
| Front Camera Stabilization | Digital | Digital |
| Front Camera Video Resolution | 1080p (Full HD) at 60 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 850/900/1800/1900 MHz | |
| 3G Network Support | WCDMA B1/B2/B4/B5/B6/B8/B19 | |
| 4G Network Support | 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 | Stereo | 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 | $370 | $699 |
| Sensor List | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint | - Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint |
Final Rating
| Display Rating | 91 | 94 |
| Camera Rating | 83* | 89* |
| Gaming Performance Rating | 97 | 98 |
| Battery Rating | 100* | 94 |
| Connectivity Rating | 82 | 98 |
| Overall Review Score | 91* | 93* |
Phone Price Comparison
Xiaomi Redmi K90
$370.00 USD
EUR
311.06
INR
33,520.04
NGN
500,832.59
JPY
57,213.84
MYR
1,451.77
CNY
2,559.92
ZAR
5,899.13
RUB
28,599.08
GBP
270.99
CHF
283.98
Vivo X300
$699.00 USD
EUR
587.65
INR
63,325.70
NGN
946,167.52
JPY
108,087.77
MYR
2,742.67
CNY
4,836.17
ZAR
11,144.58
RUB
54,029.07
GBP
511.95
CHF
536.48
