Xiaomi Redmi K90 vs Xiaomi Redmi K100
Quick Comparison
Both Xiaomi Redmi K90 and Xiaomi Redmi K100 comes with same RAM. In terms of display resolution, Xiaomi Redmi K100 has better resolution of 2772 x 1280 than Xiaomi Redmi K90 which has resolution of 2510 x 1156. Both have the same amount of internal memory.
| Name | Xiaomi Redmi K90 | Xiaomi Redmi K100 |
| RAM | 12 GB | 12 GB |
|---|---|---|
| Display | 6.59 in | 6.83 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 7100 mAh | 10000 mAh |
| Camera | 50 MP + 50 MP + 8 MP Triple | 50 MP + 8 MP Dual |
| Price | Rs. 35990 | Rs. 59990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is October 27, 2025. The Expected cost of Xiaomi Redmi K90 is Rs. 35990. The launch Date of the second phone is October 27, 2026. The Expected cost of Xiaomi Redmi K100 is Rs. 59990.
Display comparison
Xiaomi Redmi K90 has screen size of 6.59 inches which falls short to Xiaomi Redmi K100's 6.83 inch screen. There is AMOLED Screen Type in both the phones. Xiaomi Redmi K100 has display density of 447 PPI & Xiaomi Redmi K90 has only 419 PPI display density. In terms of screen to body ratio, Xiaomi Redmi K100 has better screen to body ratio of ~ 90.3% than Xiaomi Redmi K90's ~ 87.5%. Both phones have same aspect ratio of 20:9.
Memory comparison
Both phones come with 12 GB RAM and both have same Internal Memory of 256 GB.
Camera comparison
They both have the same 50 MP + 50 MP + 8 MP Triple Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 20 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 16 and the second one on 17 version.
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Full Comparison
| Name | Xiaomi Redmi K90 | Xiaomi Redmi K100 |
| General | ||
| Model | K90 | K100 |
| 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 | October 27, 2025 | October 27, 2026 |
| Design | ||
| Dimensions | 75.25 x 157.49 x 8 mm | 77.9 x 162.9 x 8.7 mm |
| Weight | 206 g | 234.5 g |
| Colors | Black, White, Green | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (68B) |
| Touch | Yes, 480 Hz Touch Sampling Rate | Yes |
| Size | 6.59 inches, 1156 x 2510 pixels, 120 Hz | 6.83 inches, 1280 x 2772 pixels, 165 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 419 PPI | ~ 447 PPI |
| Screen to Body Ratio | ~ 87.5% | ~ 90.3% |
| Brightness | 3500nits | 3500 nits (HBM), 9000 nits (peak) |
| HDR Support | Yes, Dolby Vision | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 12 GB | 12 GB |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 4 | UFS 4.1 |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n7/n8/n28/n66/n38/n40/n41/n48/n77/n78 | n1/n3/n5/n7/n8/n28/n66/n38/n40/n41/n48/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 v2.0 | 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, Color Spectrum | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP68/IP69K | |
| Dust Resistant | No | Yes |
| Camera | ||
| Rear Camera | 50 MP (Wide Angle) 50 MP (Telephoto) 8 MP (Wide Angle) | 50 MP ƒ/1.7 (Wide Angle) 1/1.55", 1.0µm, PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Color spectrum sensor, HDR, panorama | |
| 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 | 20 MP (Wide Angle) Punch Hole | 20 MP (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 60 fps FHD |
| Front Camera Features | HDR | HDR |
| Technical | ||
| OS | Android v16 | Android v17 |
| Custom UI | HyperOS 3 | HyperOS 3 |
| Chipset | Qualcomm Snapdragon 8 Elite | Qualcomm Snapdragon 8 Elite |
| CPU | 4.32 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz |
| GPU | Adreno GPU | Adreno 840 |
| NPU | Qualcomm Hexagon NPU | |
| 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 | 7100 mAh | 10000 mAh, Si/C Li-ion Battery |
| Fast Charging | Yes, 100W Fast charging | Yes, 100W Fast charging |
| Reverse Charging | Yes, 22.5W | Yes, 22.5W |
| Bypass Charging | Yes | |