Redmi K90 Ultra Smartphone Specs

Redmi K90 Ultra

Brand: Xiaomi
Category: Mobile
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Processor
Snapdragon 730 processor
RAM
6GB/8GB
Storage
64GB/128GB/256GB
Display
6.39 inch AMOLED full screen
Camera
20MP Front camera, Sony’s 48MP (IMX586) ultra-clear camera+8MP+13MP rear camera
Operating System
MIUI 10 based on Android 9.0 OS

Offers

Redmi K90 Ultra
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Our Rating

The overall rating is based on review by our experts

8.2

Design 7 / 10
Display 9 / 10
Multimedia 8 / 10
Connectivity 8 / 10
Features 8 / 10
Camera 9 / 10
Performance 9 / 10
Call Quality 8 / 10
Usability 8 / 10
Battery 8 / 10

Redmi K90 Ultra Specifications

BASIC INFO
Brand	Redmi
Model	K90 Ultra
Status	Coming soon
Release Date	2026, September
BODY
Dimensions	164.5 x 75.3 x 8.3 mm
Weight	219 gram
Colors	Black, Blue, Orange
Body Material	Glass front, glass back, aluminum frame
SIMs	Dual SIM (Nano-SIM, dual stand-by)
Water & Dust	IP68 water and dust resistance / (up to 1.5 M for 30 Minutes)
DISPLAY
Size	6.67 inches
Type	AMOLED, 68B colors, 144Hz, Dolby Vision, HDR10+, 2600 nits (peak)
Resolutions	1440 x 3200 Pixels, ratio 20:9
PPI	517 ppi density
Multi-touch	Yes
Protection	No
NETWORKS
2G	GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2
3G	HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G	LTE
5G	SA/NSA
Speed	HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
GPRS	Yes
EDGE	Yes
CAMERA
Rear Quad	108 MP, f/1.9, 26mm (wide), PDAF 48 MP, f/2.2, 120 (ultrawide) 8 MP, f/2.4, (macro) 12 MP, 50mm, (Telephoto)
Features	LED flash, HDR, panorama
Videos	8K, 4K@30fps, 1080p@30/60/120fps, 720p@960fps; gyro-EIS
Front	32 MP, f/2.4, (wide), 1/2.0″, 0.8µm HDR, panorama 1080p@30/60fps, 720p@120fps, HDR
HARDWARE
YOU	Android 15
Chipset	Qualcomm Snapdragon 8 Gen 4
CPU	Octa-core (1 x 3.00 GHz Cortex-X2 & 3 x 2.50 GHz Cortex-A710 & 4 x 1.80 GHz Cortex-A510)
GPU	Adreno 730
RAM	12GB / 16GB
Storage	512GB / 1TB
Card Slot	No
BATTERY
Type	Li-Po
Capacity	4800 mAh
Removable	Non-Removable
Talk Time	N/A
Stand By	N/A
Fast Charging	120W fast wireless charging
Wireless Charging	No
COMMONS
Sound	3.5mm Jeck No Loudspeaker Yes 32-bit/192kHz audio
Sensors	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, color spectrum
Bluetooth	5.2, A2DP, LE
GPS	GPS, GLONASS, BDS, GALILEO, QZSS
USB	USB Type-C 3.2, OTG
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
NFC	Yes

Specs

General

Device Type	Smartphone
Model	Redmi K20

Hardware

CPU	Snapdragon 730 processor
RAM	6GB/8GB
ROM	64GB/128GB

Display

Screen type	AMOLED full screen
Screen size	6.39 inch
Screen resolution	2340 x 1080 pixels

Camera

Camera type	FOUR camera
Back camera	48MP (IMX586) ultra-clear camera+8MP+13MP rear camera
Front camera	20MP Front camera

Network

2G	GSM B2/B3/B5/B8, CDMA2000/1X BC0
3G	WCDMA B1/B2/B5/B8, TD-SCDMA B34/B39
4G	FDD-LTE B1/B3/B5/B7/B8, TD-LTE B34/B38/B39/B40/B41
SIM	(2 Nano Sim Card or 1 Nano Sim +1TF Card)
Dual SIM	Dual Nano SIM Card dual standby

OS

Operating System

MIUI 10 based on Android9.0 OS

Other Features

I/O Interface	TF card slot,Micro USB,Audio output, Microphone,Speaker
Bluetooth Version	YES
Sensor	Gravity sensor, Light sensor, Proximity sensor, Infrared sensor, gyro sensor,
Features	, Hi-Res Audio certification, NFC, 18W