Redmi K80 Ultra vs Xiaomi Redmi K90 Pro
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Overview
| Specs Score | 85 / 100 Better Specs | 83 / 100 | 
| Display Resolution | 1280 x 2772 pixels | 1440 x 3200 pixels Better Resolution | 
| Storage | 256 GB | 512 GB More Storage | 
| CPU Clock Speed | 3.63 GHz Faster Clock Speed | |
| Rear Camera | 50 MP + 8 MP Dual | 200 MP + 8 MP + 2 MP Triple Better Camera Resolution | 
| Front Camera | 20 MP | 50 MP Better Front Camera Resolution | 
| Weight | 219 g Lighter | |
| Thickness | 8.2 mm Slimmer | |
| Battery | 7410 mAh Bigger Battery | 5500 mAh | 
| Unique Features |  Water Resistant  No |  No  Wireless Charging | 
General
| Model | K80 Ultra | K90 Pro | 
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano+Nano SIM | Nano SIM | 
| Device Type | Smartphone | Smartphone | 
| Release Date | June 26, 2025 | December 27, 2025 (Expected) | 
Design
| Dimensions | 77.9 x 163.1 x 8.2 mm | |
| Weight | 219 g | |
| Colors | Gray, White, Blue, Green | Black, White, Mint, Champion Black | 
Display
| Type | Color OLED Screen (68.7 B) | Color AMOLED Screen (68.7 B) | 
| Touch | Yes | Yes, 580 Hz Touch Sampling Rate | 
| Size | 6.83 inches, 1280 x 2772 pixels, 144 Hz | 6.82 inches, 1440 x 3200 pixels, 144 Hz | 
| Aspect Ratio | 20:9 | 20:9 | 
| PPI | ~ 447 PPI | ~ 515 PPI | 
| Screen to Body Ratio | ~ 90.2% | ~ 87.5% | 
| Glass Type | Scratch/drop-resistant glass | |
| Brightness | 1800 nits (HBM), 3200 nits (peak) | |
| Features | Dolby Vision, HDR10+, HDR Vivid | 2440Hz High-frequency PWM dimming, HDR10+, HDR Vivid, 3000nits | 
| Notch | Yes, Punch Hole | Yes, Punch Hole | 
Memory
| RAM | 12 GB | 12 GB | 
| Storage | 256 GB | 512 GB | 
| Storage Type | UFS 4.1 | UFS 4 | 
Connectivity
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| 5G | Yes | Yes | 
| 5G Bands | n1/n3/n5/n8/n28a/n38/n41/n77/n78 | n1/n3/n5/n8/n28a/n38/n41/n77/n78 | 
| VoLTE | Yes | Yes | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Wifi Version | Wi-Fi 7 | Wi-Fi 7 | 
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v5.4, A2DP, LE | 
| USB | Yes, USB-C | Yes, USB-C v2.0 | 
| USB Features | USB on-the-go, USB Charging | USB on-the-go, USB Charging | 
| IR Blaster | Yes | Yes | 
Extra
| GPS | Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC | Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC | 
| Fingerprint Sensor | Yes, In Display | Yes, In Display | 
| Face Unlock | Yes | Yes | 
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Gyro, Proximity, Compass, Color Spectrum | 
| 3.5mm Headphone Jack | No | No | 
| NFC | Yes | Yes | 
| Water Resistance | Yes, 2 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP68 | |
| Dust Resistant | Yes | No | 
Camera
| Rear Camera | 50 MP ƒ/1.9 (Wide Angle) 23mm (wide), 1/1.55", 1.0µm, PDAF, OIS 8 MP (Ultra Wide) 119˚ (ultrawide), 1/4.0", 1.12µm | 200 MP ƒ/1.9 (Wide Angle) 8 MP (Ultra Wide) 2 MP ƒ/2.4 (Macro) macro | 
| Camera Sensor | Sony IMX800 | |
| OIS | Yes | Yes | 
| Auto Focus | Yes | Yes | 
| Features | HDR, panorama | |
| Video Recording | 4K, 1080p | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 1920 fps HD | 
| Flash | Yes, Dual LED | Yes, Dual LED | 
| Front Camera | 20 MP (Wide Angle) Punch Hole | 50 MP (Wide Angle) Punch Hole | 
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 4K | 
Technical
| OS | Android v15 | Android v14 | 
| Custom UI | MIUI 15 | HyperOS | 
| Chipset | Mediatek Dimensity 9400 Plus | Qualcomm Snapdragon 8 Elite 2 | 
| CPU | 3.63 GHz, Octa Core Processor | Octa Core Processor | 
| Core Details | 1xCortex-X925@3.63 GHz & 3xCortex-X4@3.3 GHz & 4xCortex-A720@2.4 GHz | |
| GPU | Immortalis-G925 | Adreno GPU | 
| Java | No | No | 
| Browser | Yes | Yes | 
Multimedia
| Yes | Yes | |
| Music | Yes | Yes | 
| Video | Yes | Yes | 
| FM Radio | No | No | 
| Document Reader | Yes | Yes | 
Battery
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 7410 mAh, Li-Po Battery | 5500 mAh, Li-Po Battery | 
| Fast Charging | Yes, 100W Fast charging | Yes, 150W Fast charging | 
| Wireless Charging | Yes, 65W | 
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