Redmi K90 Full Specifications
General
Box Contents
Phone, 100W Charger, Type-C Cable, SIM Ejector Tool, Case
Colors
Light Purple, Aqua Blue, Black, White
Launch
October 23, 2025
Availability
October 23, 2025
Origin Country
China
Launch Price
¥2599
Display
Type
OLED, 120 Hz Refresh Rate, Dolby Vision, 480 Hz Touch Sampling Rate
Size
6.59 inches, 106 cm²
Resolution
2K, 1156 x 2510 pixels, 20:9 (419 ppi), 12-bit 68.7 Billion Colours, 100% DCI-P3, 3500 nits(Peak Brightness), TUV Rheinland certification, 5000000:1 Contrast Ratio
Body
Dimensions
157.49 x 75.25 x 8 mm
Weight
206 grams
Front
Gorilla Glass
Back
Glass
Side
Metal Frame
Ports
USB Type-C
IP Rating
IP68 (Dust and Water Resistant)
Speaker
Stereo Speakers
Processor
Chipset
Qualcomm Snapdragon 8 Gen 3 (3 nm)
CPU
Octa-core (4.32 GHz)
GPU
Adreno 830
Operating System
Android 16, Xiaomi HyperOS
Software Updates
4 year(s) of Software updates and 6 year(s) of Security updates
Main Camera
Main Camera
50 MP, f/1.88, (Wide-angle), 1/1.55"
Main Camera #2
8 MP, f/2.2, (Ultra-wide), 120°
Main Camera #3
50 MP, f/2.2, (Telephoto)
Features
HDR10+, Panorama, Portrait Mode, Slow Motion
Video
8K@30fps, 4K@30/60fps, 1080p@30/60fps, Slow Motion
Selfie Camera
Front Camera
20 MP, (Wide)
Features
Face unlock
Battery
Capacity
7100 mAh, Lithium Ion (Non-removable)
Charging
100W (wired), 22.5W (reverse wired), PD2.0, PD3.0, QC2.0, QC3.0, QC3+
Memory
Storage
256GB, UFS 4.0
RAM
12GB, LPDDR5X
Network
SIM
Dual nano-SIM (nano-SIM, dual stand-by)
Technology
5G, GSM, LTE, WCDMA
2G Bands
3, 5, 8 (3 bands)
3G Bands
1, 4, 5, 6, 8, 19 (6 bands)
4G Bands
1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66 (16 bands)
5G Bands
1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78 (13 bands)
Speed
5G, LTE, WCDMA
Connectivity
WLAN
Wi-Fi 7 802.11 a/b/g/n/ac/ax/be, Wi-Fi Direct
Bluetooth
5.4, AAC, LC3, LDAC, LHDC 5.0
Positioning
AGNSS, Beidou (B1I+B1C+B2a), Galileo (E1+E5a), GLONASS (G1), GPS (L1+L5), NavIC, QZSS (L1+L5)
NFC
Supported
Features
Fingerprint Scanner
Ultrasonic (under display)
Sensors
Accelerometer, Ambient Light Sensor, Electronic Compass, Flicker Sensor, Gyroscope, Infrared Sensor
Additional Features
X-axis Linear Motor