Xiaomi Redmi K90 Ultra

Specifications
  • 6.83" 1280x2772 pixels
  • 50MP 4320p
  • 12/16GB RAM Snapdragon 8 Elite
  • 8550mAh 100W
  • 1.2%
    293,740 hits
  • 66
    Fans

Also known as Xiaomi Redmi K90 Ultimate 5G

Network
Technology GSM / HSPA / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G bands 1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed HSPA, LTE, 5G
Launch
Announced 2026, June 30
Status Available. Released 2026, June 30
Body
Dimensions 162.9 x 77.9 x 8.2 mm (6.41 x 3.07 x 0.32 in)
Weight 227 g (8.01 oz)
Build Glass front, aluminum frame
SIM Nano-SIM + Nano-SIM
 IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
Built-in cooling fan
Display
Type AMOLED, 68B colors, PWM, 165Hz, Dolby Vision, HDR Vivid, HDR10+, 9500 nits (peak)*
Size 6.83 inches, 114.5 cm2 (~90.3% screen-to-body ratio)
Resolution 1280 x 2772 pixels, 19.5:9 ratio (~447 ppi density)
 * Measured at an isolated spot during video playback only
Platform
OS Android 16, HyperOS 3
Chipset Qualcomm SM8750-AB Snapdragon 8 Elite (3 nm)
CPU Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
GPU Adreno 830 (1200 MHz)
Memory
Card slot No
Internal 256GB 12GB RAM, 256GB 16GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
 UFS 4.1
Main Camera
Dual 50 MP, f/1.7, 24mm (wide), 1/1.55", 1.0µm, PDAF, OIS
8 MP, f/2.2, 15mm (ultrawide), 1/4.0", 1.12µm
Features Color spectrum sensor, LED flash, HDR, panorama
Video 8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS, HDR10+
Selfie Camera
Single 20 MP (wide)
Video 1080p@30/60fps
Sound
Loudspeaker Yes, with stereo speakers (with Dolby Atmos)
3.5mm jack No
 Tuned by Bose
Bose 2.1 stereo sound system with a woofer
24-bit/192kHz Hi-Res & Hi-Res wireless audio
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct
Bluetooth 5.4, A2DP, LE, LHDC 5.0, ASHA, Auracast
Positioning GPS (L1+L5), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC, GLONASS
NFC Yes
Infrared port Yes
Radio No
USB USB Type-C, OTG
Features
Sensors Fingerprint (under display, optical), accelerometer, proximity, gyro, compass
Messaging SMS(threaded view), MMS, Email, Push Email, IM
Browser HTML5
Battery
Type Si/C Li-Ion 8550 mAh
Charging 100W wired, 100W PPS, PD3.0
22.5W reverse wired
Misc
Colors Black, Blue, Silver
Models 2604FRK1EC
Price About 390 EUR

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User opinions and reviews

  • hwc

not 2.1 speakers, there's no subwoofer on the back, that's a fan.

I wonder what this phone's FPS benchmark will be. The phone's cpu and gpu looks like it could outclass Snapdragon 8+ gen 1 from OnePlus10T(which has 103FPS in the benchmark test).

  • anonymous

I think it's called ultra because, you know, "Ultrakill for gaming". The phone itself is advertised as a gaming phone, not a camera phone... If you're looking for a great phone with a great camera though, I suggest you just get a ...