Both Xiaomi Redmi K90 and Xiaomi 15T comes with same RAM. In terms of display resolution, Xiaomi 15T has better resolution of 2712 x 1220 than Xiaomi Redmi K90 which has resolution of 2510 x 1156. Both have the same amount of internal memory.
| Name | Xiaomi Redmi K90 | Xiaomi 15T |
| RAM | 12 GB | 12 GB |
|---|---|---|
| Display | 6.59 in | 6.83 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 7100 mAh | 5500 mAh |
| Camera | 50 MP + 50 MP + 8 MP Triple | 50 MP + 50 MP + 12 MP Triple |
| Price | Rs. 35990 | Rs. 67990 |
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 September 24, 2025. The Expected cost of Xiaomi 15T is Rs. 67990.
Xiaomi 15T has larger screen size of 6.83 inches in comparison to Xiaomi Redmi K90's 6.59 inch screen. There is AMOLED Screen Type in both the phones. Xiaomi 15T has display density of 435 PPI & Xiaomi Redmi K90 has only 419 PPI display density. In terms of screen to body ratio, Xiaomi 15T has better screen to body ratio of ~ 88.5% than Xiaomi Redmi K90's ~ 87.5%. Xiaomi Redmi K90 has 20:9 aspect ratio where as Xiaomi 15T has 20.5:9 aspect ratio.
Both phones come with 12 GB RAM and both have same Internal Memory of 256 GB.
They both have the same 50 MP + 50 MP + 8 MP Triple Rear Camera. Xiaomi 15T will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Xiaomi Redmi K90's 20 MP Front Camera.
Both the phones run on Android Operating System Version 16.
| Name | Xiaomi Redmi K90 | Xiaomi 15T |
| General | ||
| Model | K90 | 25069PTEBG |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | eSIM+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | October 27, 2025 | September 24, 2025 |
| Design | ||
| Dimensions | 75.25 x 157.49 x 8 mm | 78 x 163.2 x 7.5 mm |
| Weight | 206 g | 194 g |
| Bezel less | No | |
| Colors | Black, Gray, Rose Gold | |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (68 B) |
| Touch | Yes, 480 Hz Touch Sampling Rate | Yes |
| Size | 6.59 inches, 1156 x 2510 pixels, 120 Hz | 6.83 inches, 1220 x 2712 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.5:9 |
| PPI | ~ 419 PPI | ~ 435 PPI |
| Screen to Body Ratio | ~ 87.5% | ~ 88.5% |
| Glass Type | Corning Gorilla Glass 7i | |
| Brightness | 3500nits | 3200 nits (peak) |
| Features | 3840Hz PWM, Dolby Vision, HDR10+ | |
| 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 | |
| VoLTE | Yes | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | Wi-Fi 7 | WiFi 7 |
| Bluetooth | Yes, v5.4, A2DP, LE | Yes, v6.0, A2DP, LE, aptX HD, aptX Adaptive |
| 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 dual-band A-GPS, GLONASS, GALILEO, QZSS, NavIC, BDS (tri-band) |
| 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, 3 m upto 30 min | |
| Splash Resistant | Yes | |
| IP Rating | IP68 | |
| 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) 23mm (wide), 1/1.56", 1.0µm, PDAF, OIS 50 MP ƒ/1.9 (Telephoto) 46mm (telephoto), 1/2.76", 0.64µm, PDAF, 2x optical zoom 12 MP ƒ/2.2 (Ultra Wide) 15mm, 120˚ (ultrawide), 1/3.06", 1.12µm |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | Leica lens, Ultra HDR, 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 | 32 MP ƒ/2.2 (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 4K, 1080p |
| Technical | ||
| OS | Android v16 | Android v16 |
| Custom UI | HyperOS 3 | HyperOS 2 |
| Chipset | Qualcomm Snapdragon 8 Elite | Mediatek Dimensity 8400 Ultra |
| CPU | 4.32 GHz, Octa Core Processor | 3.25 GHz, Octa Core Processor |
| Core Details | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz | 8x Arm Cortex-A725 |
| GPU | Adreno GPU | Mali-G720 MC7 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, FLAC, APE, AAC, OGG, WAV, AMR, AWB |
| Video | Yes | MP4, MKV, WEBM, 3GP |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7100 mAh | 5500 mAh |
| Fast Charging | Yes, 100W Fast charging | Yes, 67W Fast Charging |
| Reverse Charging | Yes, 22.5W | Yes |