Xiaomi Redmi K90 Ultra

Specifications

2026, June 30 Released
Xiaomi Redmi K90 Ultra
Display
6.83"
1280x2772 pixels
Camera
50 MP
4320p
RAM & Chipset
12/16 GB RAM
Snapdragon 8 Elite
Battery
8550 mAh
100W

Detailed Specifications

Full technical breakdown of Xiaomi Redmi K90 Ultra

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

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

Xiaomi Redmi K90 Ultra — Complete Review & Specifications 2026

Everything you need to know about the Xiaomi Redmi K90 Ultra before buying

The smartphone market continues to expand with exciting new releases, and the Xiaomi Redmi K90 Ultra is one of the devices that has captured the attention of tech enthusiasts and everyday users alike. Whether you are considering purchasing the Xiaomi Redmi K90 Ultra as your next daily driver or simply want to understand what this device has to offer, this comprehensive review will walk you through every important aspect of its specifications and help you decide if it is the right phone for you. At PhoneSpecs, we provide detailed, accurate specification data so you can make informed purchasing decisions with confidence.

Design and Build Quality of the Xiaomi Redmi K90 Ultra

First impressions matter, and the Xiaomi Redmi K90 Ultra delivers a design that reflects current smartphone trends. Modern smartphones are expected to combine aesthetics with durability, and the Xiaomi Redmi K90 Ultra aims to strike that balance. The device features a carefully crafted body that feels comfortable in the hand while maintaining a sleek, contemporary appearance. Build quality is an essential factor when investing in a new phone — you want a device that not only looks premium but can also withstand the rigors of daily use. The Xiaomi Redmi K90 Ultra incorporates materials and construction techniques designed to provide both visual appeal and structural integrity.

Display and Visual Experience

The display is the component you interact with most on any smartphone, and the Xiaomi Redmi K90 Ultra comes equipped with a screen designed to deliver an engaging visual experience. Whether you are scrolling through social media, watching streaming content, or playing games, the display quality significantly impacts your overall satisfaction. Key factors include resolution sharpness, color accuracy, brightness levels for outdoor visibility, and refresh rate smoothness. The Xiaomi Redmi K90 Ultra specification sheet on PhoneSpecs provides the exact display specifications so you can determine if the screen meets your standards.

Camera System and Photography

For many buyers, the camera system is the deciding factor when choosing a new smartphone. Modern smartphone photography uses multi-lens configurations, advanced AI processing, and sophisticated algorithms to produce images that rival dedicated cameras. The Xiaomi Redmi K90 Ultra camera system is engineered to handle various shooting scenarios — from bright daylight landscapes to challenging low-light environments, from ultra-wide group photos to detailed macro shots. Visit the full specification page on PhoneSpecs to explore the exact camera configuration, sensor details, and supported shooting modes.

Battery Life and Charging Technology

A smartphone is only as good as its battery life — no amount of impressive features matters if your phone dies halfway through the day. The Xiaomi Redmi K90 Ultra is equipped with a battery designed to keep up with your daily activities. Battery capacity provides a baseline estimate, but real-world performance depends on display efficiency, processor power management, and software optimization. Equally important is the charging technology — modern fast charging can dramatically reduce the time you spend tethered to a charger. Check the battery and charging details on PhoneSpecs.

Is the Xiaomi Redmi K90 Ultra Worth Buying?

Ultimately, whether the Xiaomi Redmi K90 Ultra is the right phone for you depends on your individual priorities, usage patterns, and budget. By reviewing the complete specification sheet available here on PhoneSpecs, you can compare every technical detail against competing devices to determine which phone truly offers the best value for your specific needs. Explore our extensive database to discover your perfect smartphone.

Starting Price
About 390 EUR

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