Xiaomi Redmi K90 vs Samsung Galaxy S25 Ultra
Quick Comparison
Both Xiaomi Redmi K90 and Samsung Galaxy S25 Ultra comes with same RAM. In terms of display resolution, Samsung Galaxy S25 Ultra has better resolution of 3440 x 1800 than Xiaomi Redmi K90 which has resolution of 3200 x 1440. Both have the same amount of internal memory.
| Name | Xiaomi Redmi K90 | Samsung Galaxy S25 Ultra |
| RAM | 12 GB | 12 GB |
|---|---|---|
| Display | 6.8 in | 6.9 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 5500 mAh | 5500 mAh |
| Camera | 50 MP + 13 MP + 2 MP Triple | 200 MP Quad |
| Price | Rs. 46990 | Rs. 124990 |
Related Products
Detailed Comparison
Price And Launch
The launch Date of the first phone is expected to be April 27, 2025 (Expected). The cost of Xiaomi Redmi K90 is Rs. 46990. The launch Date of the second phone is expected to be January 17, 2025 (Expected). The Expected cost of Samsung Galaxy S25 Ultra is Rs. 124990.
Display comparison
Samsung Galaxy S25 Ultra has larger screen size of 6.9 inches in comparison to Xiaomi Redmi K90's 6.8 inch screen. Xiaomi Redmi K90 has AMOLED Screen type where as Samsung Galaxy S25 Ultra has Screen type. Samsung's phone has display density of 566 PPI & Xiaomi's phone has only 516 PPI display density. Xiaomi Redmi K90 has 20:9 aspect ratio where as Samsung Galaxy S25 Ultra has 20.5:9 aspect ratio.
Memory comparison
Both phones come with 12 GB RAM and both have same Internal Memory of 256 GB.
Camera comparison
Samsung Galaxy S25 Ultra's 200 MP Quad Rear Camera outshines Xiaomi Redmi K90's 50 MP + 13 MP + 2 MP Triple Rear Camera in terms of resolution. Samsung Galaxy S25 Ultra will be better choice if you're looking to click lot of selfies as it has better 50 MP Front Camera in comparison to Xiaomi Redmi K90's 32 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 14 and the second one on 15 version.
Related Comparisons
Full Comparison
| Name | Xiaomi Redmi K90 | Samsung Galaxy S25 Ultra |
| General | ||
| Model | K90 | Galaxy S25 Ultra |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | April 27, 2025 (Expected) | January 17, 2025 (Expected) |
| Design | ||
| Dimensions | 77.6 x 162.8 x 8.2 mm | |
| Weight | 219 g | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color Dynamic AMOLED 2X (1B Colors) |
| Touch | Yes, 580 Hz Touch Sampling Rate | Yes |
| Size | 6.8 inches, 1440 x 3200 pixels, 144 Hz | 6.9 inches, 1800 x 3440 pixels, 144 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 516 PPI | ~ 566 PPI |
| Screen to Body Ratio | ~ 87.5% | |
| Glass Type | Corning Gorilla Glass Victus Plus | |
| Features | 2440Hz High-frequency PWM dimming, HDR10+, HDR Vivid, 3000nits | Always-on Display, HDR10+, Curved Display |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 12 GB | 12 GB |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 4.0 | UFS 4.0 |
| Card Slot | No | No |
| 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 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Vo5G | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | |
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v5.3 |
| USB | Yes, USB-C v2.0 | Yes, USB-C v3.2 |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC | Yes with A-GPS, Glonass |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass, Color Spectrum | Accelerometer, Proximity, Barometer |
| 3.5mm Headphone Jack | No | USB Type-C |
| NFC | Yes | |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| Dust Resistant | No | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.9 (Wide Angle) 13 MP (Ultra Wide) 2 MP ƒ/2.4 (Macro) macro | 200 MP ƒ/1.8 50 MP ƒ/2.2 (Ultra Wide) 50 MP ƒ/2.4 (Telephoto) 10 MP |
| Auto Focus | Yes | Yes |
| Features | HDR, panorama | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Video Recording | 8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 1920 fps HD | 4K, 1080p |
| Flash | Yes, Dual LED | Yes, LED |
| Front Camera | 32 MP (Wide Angle) Punch Hole | 50 MP Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p |
| Technical | ||
| OS | Android v14 | Android v15 |
| Custom UI | HyperOS | OneUI 7.1 |
| Chipset | Qualcomm Snapdragon 8 Gen4 | Qualcomm Snapdragon 8 Gen4 |
| CPU | Octa Core Processor | Octa Core Processor |
| GPU | Adreno GPU | |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5500 mAh, Li-Po Battery | 5500 mAh, Li-Po Battery |
| Fast Charging | Yes, 150W Fast charging | Yes, 45W Fast Charging |
| Wireless Charging | Yes, 50W | Yes, 25W |
| Reverse Charging | Yes, 10W | |