Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124
Flagship Comparison: Xiaomi Redmi K90 vs Xiaomi Redmi K80
Xiaomi Redmi K90
VS
Xiaomi Redmi K80
Specifications
Xiaomi Redmi K90
VS
Xiaomi Redmi K80
Build Quality
| Device Height | 157.49 mm (6.2 inches) | 160.26 mm (6.31 inches) |
| Device Width | 75.25 mm (2.96 inches) | 74.95 mm (2.95 inches) |
| Device Thickness | 8 mm (0.31 inches) | 8.12 mm (0.32 inches) |
| Device Weight | 206 g (7.27 oz) | 206 g (7.27 oz) |
| Water Resistance | IP68 | IP68 |
| Enhanced Cooling System | Vapor chamber | Vapor chamber |
| Frame Construction | Metal | Metal |
| Available Color Options | White, Black, Blue, Purple | White, Black, Green |
| Biometric Security | Yes, in-display | Yes, in-display |
| Display Coverage | 89.9% | 89.4% |
System on Chip
| Processing Chip | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Gen 3 |
| Maximum Clock Speed | 4470 MHz | 3300 MHz |
| Processor Core Count | 8 (2 + 6) | 8 (1 + 3 + 2 + 2) |
| CPU Architecture | - 6 cores at 3.53 GHz: Oryon (Phoenix M)- 2 cores at 4.32 GHz: Oryon (Phoenix L) | - 2 cores at 2.27 GHz: Cortex-A520- 2 cores at 2.96 GHz: Cortex-A720- 3 cores at 3.15 GHz: Cortex-A720- 1 core at 3.3 GHz: Cortex-X4 |
| Level 3 Cache | 8 MB | 12 MB |
| Production Details | TSMC | TSMC |
| Chip Manufacturing Process | 3 nanometers | 4 nanometers |
| AI Processing Unit | Hexagon | Hexagon |
| Graphics Processor | Adreno 830 | Adreno 750 |
| Graphics Clock Speed | 1100 MHz | 903-1000 MHz |
| GPU Shader Units | 1536 | 1536 |
| Computational Performance | ~3379.2 GFLOPS | ~2774 GFLOPS |
Random Access Memory
| Memory Capacity | 12 GB | 12 GB |
| Memory Clock Speed | 5300 MHz | 4200 MHz |
| Memory Technology | LPDDR5X | LPDDR5X |
| Memory Channels | 4 | 2 |
Storage Specifications
| Storage Capacity | 256 GB | 256 GB |
| Storage Technology | UFS 4.1 | UFS 4.0 |
| Expandable Storage | No | No |
Operating System
| OS Version | Android 16 | Android 15 |
| Read-Only Memory | HyperOS 3 | HyperOS 2.0 |
Primary Camera
| Camera Sensor Configuration | 50 megapixels | 50 megapixels |
| Zoom Capability | Optical, 2.5x | Digital |
| Camera Flash | Dual LED | LED |
| 8K Video Support | Up to 30FPS | Up to 24FPS |
| 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) | 1920 FPS (720p) |
| Widest Lens Field of View | 120° | |
| Camera Lens Count | 1) Standard: 50 MP 2) Telephoto: 50 MP 3) Ultrawide: 8 MP | 1) Standard: 50 MP 2) Ultrawide: 8 MP |
| Camera Special Features | - Bokeh mode - Pro mode | - Bokeh mode - Pro mode |
Front Camera
| Front Camera Megapixels | 20 megapixels | 20 megapixels |
| Front Camera Aperture | f/2.2 | |
| Front Camera Sensor | Omnivision OV20B | Omnivision OV20B |
| Front Camera Sensor Dimensions | 1/4" (≈ 0.25 inch) | |
| Front Camera Pixel Size | 0.8 micron | |
| Front Camera Stabilization | Digital | Digital |
| Front Camera Video Resolution | 1080p (Full HD) at 60 FPS | 1080p (Full HD) 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 | No |
| 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 | Stereo | Stereo |
| 3.5mm Audio Jack | No | No |
| FM Radio | No | No |
Additional Features
| Product Category | Flagship | Mid-range |
| Announcement Date | October 2025 | November 2024 |
| Initial Pricing | $370 | $429 |
| 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 | 95 |
| Camera Rating | 83* | 73* |
| Gaming Performance Rating | 97 | 90 |
| Battery Rating | 100* | 98* |
| Connectivity Rating | 82 | 82 |
| Overall Review Score | 91* | 85* |
Phone Price Comparison
Xiaomi Redmi K90
$370.00 USD
EUR
317.98
INR
33,654.79
NGN
525,434.11
JPY
58,479.02
MYR
1,500.35
CNY
2,581.38
ZAR
6,065.71
RUB
28,763.43
GBP
275.80
CHF
295.22
Xiaomi Redmi K80
$429.00 USD
EUR
368.68
INR
39,021.37
NGN
609,219.55
JPY
67,804.05
MYR
1,739.60
CNY
2,993.00
ZAR
7,032.94
RUB
33,350.03
GBP
319.78
CHF
342.30
