iQOO 15 Ultra vs Xiaomi Redmi K90 Ultra
Quick Comparison
iQOO 15 Ultra has better RAM than Xiaomi Redmi K90 Ultra. In terms of display resolution, iQOO 15 Ultra has better resolution of 3168 x 1440 than Xiaomi Redmi K90 Ultra which has resolution of 2772 x 1280. Both have the same amount of internal memory.
| Name | iQOO 15 Ultra | Xiaomi Redmi K90 Ultra |
| RAM | 16 GB | 12 GB |
|---|---|---|
| Display | 6.85 in | 6.83 in |
| Internal Memory | 256 GB | 256 GB |
| Battery | 7400 mAh | 8550 mAh |
| Camera | 50 MP + 50 MP + 50 MP Triple | 50 MP + 8 MP Dual |
| Price | Rs. 99990 | Rs. 59990 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is February 04, 2026. The Expected cost of iQOO 15 Ultra is Rs. 99990. The launch Date of the second phone is June 30, 2026. The Expected cost of Xiaomi Redmi K90 Ultra is Rs. 59990.
Display comparison
iQOO 15 Ultra has larger screen size of 6.85 inches in comparison to Xiaomi Redmi K90 Ultra's 6.83 inch screen. There is AMOLED Screen Type in both the phones. iQOO's phone has display density of 508 PPI & Xiaomi's phone has only 447 PPI display density. In terms of screen to body ratio, iQOO's phone has better screen to body ratio of ~ 90.7% than Xiaomi's phone ~ 90.3%. iQOO 15 Ultra has 19.8:9 aspect ratio where as Xiaomi Redmi K90 Ultra has 20:9 aspect ratio.
Memory comparison
iQOO 15 Ultra's larger 16 GB RAM is better for playing games and all with respect to Xiaomi Redmi K90 Ultra's lower 12 GB RAM. and both have same Internal Memory of 256 GB.
Camera comparison
They both have the same 50 MP + 50 MP + 50 MP Triple Rear Camera. iQOO 15 Ultra 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 Ultra's 20 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 16.
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Full Comparison
| Name | iQOO 15 Ultra | Xiaomi Redmi K90 Ultra |
| General | ||
| Model | V2546A | 2604FRK1EC |
| 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 | February 04, 2026 | June 30, 2026 |
| Design | ||
| Dimensions | 76.8 x 163.7 x 8.7 mm | 77.9 x 162.9 x 8.2 mm |
| Weight | 227 g | 227 g |
| Bezel less | Yes | |
| Colors | Black, Silver | Black, Blue, Silver |
| Display | ||
| Type | Color AMOLED Screen (1B Colors) | Color AMOLED Screen (68 B) |
| Touch | Yes | Yes |
| Size | 6.85 inches, 1440 x 3168 pixels, 144 Hz | 6.83 inches, 1280 x 2772 pixels, 165 Hz |
| Aspect Ratio | 19.8:9 | 20:9 |
| PPI | ~ 508 PPI | ~ 447 PPI |
| Screen to Body Ratio | ~ 90.7% | ~ 90.3% |
| Brightness | 1000 nits (typ), 2600 nits (HBM), 8000 nits (peak) | 9500 nits (peak) |
| HDR Support | Yes, HDR10+, Dolby Vision | Yes, Dolby Vision, HDR Vivid, HDR10+ |
| Adaptive Refresh Rate | Yes | |
| Features | PWM, Dolby Vision, HDR10+, HDR Vivid | |
| Notch | Yes, Punch Hole | Yes, Punch Hole |
| Memory | ||
| RAM | 16 GB | 12 GB |
| Expandable RAM | Upto 12 GB Extra Virtual RAM | |
| Storage | 256 GB | 256 GB |
| Storage Type | UFS 4.1 | UFS 4.1 |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | SA: n1/2/3/5/7/8/20/28/38/40/41/48/66*/77/78/79, NSA: n1/3/5/7/8/20/28/38/40/41/66*/77/78/79 | |
| VoLTE | Yes, Dual Stand-By | 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, aptX HD | Yes, v5.4, A2DP, LE, aptX HD |
| USB | Yes, USB-C v3.2 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Extra | ||
| GPS | Yes, with GPS; GLONASS; GALILEO; BeiDou; NavIC; GNSS, QZSS | with GPS, Galileo, GLONASS, Beidou, NAVIC |
| Fingerprint Sensor | Yes, In Display | Yes, In Display |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Proximity, Gyro, Compass |
| 3.5mm Headphone Jack | No | No |
| NFC | Yes | Yes |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes, 1.5 m upto 30 min |
| IP Rating | IP68/IP69 | IP68 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.9 (Wide Angle) 23mm (wide), 1/1.56", 1.0µm, PDAF, OIS 50 MP ƒ/2.7 (Telephoto) 85mm (periscope telephoto), 1/1.95", 0.8µm, PDAF, OIS, 3x optical zoom 50 MP ƒ/2.1 (Ultra Wide) 15mm, 107˚ (ultrawide), 1/2.76", 0.64µm, AF | 50 MP ƒ/1.7 (Wide Angle) 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS 8 MP ƒ/2.2 (Ultra Wide) 15mm (ultrawide), 1/4.0", 1.12µm |
| OIS | Yes | Yes |
| Auto Focus | Yes | Yes |
| Features | HDR, panorama | Color Spectrum Sensor, HDR, Panorama |
| Video Recording | 8K @ 30 fps UHD, 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 8K @ 30 fps UHD, 4K @ 60 fps UHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2.2 (Wide Angle) Punch Hole | 20 MP (Wide Angle) Punch Hole, Autofocus, Screen Flash |
| Front Video Recording | 4K @ 60 fps UHD, 1080p @ 60 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v16 | Android v16 |
| Custom UI | Funtouch OS 17 | HyperOS 3 |
| Chipset | Qualcomm Snapdragon 8 Elite Gen 5 | Qualcomm Snapdragon 8 Elite |
| CPU | 4.6 GHz, Octa Core Processor | 4.32 GHz, Octa Core Processor |
| Core Details | 2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M | 2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz |
| GPU | Adreno 840 | Adreno 830 (1200 MHz) |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, OGG, FLAC, WMA, WAV, APE, MP3, MP1 | MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB |
| Video | MP4, 3GP, AVI | MP4, MKV, AVI, WMV, WEBM, 3GP, ASF playback |
| FM Radio | No | No |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7400 mAh, Si/C | 8550 mAh, Li-Po Battery |
| Fast Charging | Yes, 100W Fast Charging | Yes, 100W Fast Charging |
| Wireless Charging | Yes, 40W | |
| Reverse Charging | Yes | Yes, 22.5W reverse wired |