Two devices. One clear decision.

LAUNCH DATE3 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Announced	2026, April 21	2026, June 30
Released	2026, April 21	2026, June 30
Status	Available	Available

NETWORK6 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
2G Bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900
3G Bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100	HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G LTE	1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 43, 48, 66	1, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41, 42, 48, 66
5G	1, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41, 48, 77, 78 SA/NSA	1, 3, 5, 7, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA
Speed	HSPA, LTE, 5G	HSPA, LTE, 5G
Technology	GSM / WCDMA / LTE / 5G	GSM / WCDMA / LTE / 5G

BODY5 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Build	Glass front (Dragon Crystal Glass), Aluminum frame, Glass-fiber reinforced plastic back or silicone polymer back	Glass front, Aluminum frame
Dimensions	162.9 x 77.9 x 8.1 mm (6.41 x 3.07 x 0.32 in)	162.91 x 77.93 x 8.18 mm
IP Rating	IP66/IP68/IP69 Dust/water Resistant	IP68/IP69 dust tight and Water resistant (high pressure water jets; immersible up to 1.5m for 30 min)
SIM	Nano-SIM + Nano-SIM	Dual Nano-SIM
Weight	227 g	227 g

DISPLAY7 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Brightness	3500 nits (peak)	3500 nits (peak)
Protection	Xiaomi Dragon Crystal Glass	—
Refresh Rate	165Hz	165Hz
Resolution	1280 x 2772 pixels	1280 x 2772 pixels
Screen-to-body	~90.3%	~90.3%
Size	6.83 inches	6.83 inches
Type	AMOLED	AMOLED

PLATFORM4 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
CPU	Octa-core (1x4.21 GHz C1-Ultra & 3x3.5 GHz C1-Premium & 4x2.7 GHz C1-Pro)	Octa-core (2x4.32 GHz Oryon V2 Phoenix L + 6x3.53 GHz Oryon V2 Phoenix M)
Chipset	MediaTek Dimensity 9500	Qualcomm Snapdragon 8 Elite
GPU	Mali-G1 Ultra MC12	Adreno 830 (1200 MHz)
OS	Android 16; HyperOS 3	Android 16; HyperOS

MEMORY5 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Card slot	No	No
Internal	256 / 512 GB / 1 TB	256 / 512 GB
RAM	12 / 16 GB	12 / 16 GB
Storage Type	UFS 4.1	UFS 4.1
Storage/RAM variants	256 / 512 GB / 1 TB; 12 / 16 GB RAM	256 / 512 GB; 12 / 16 GB RAM

MAIN CAMERA3 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Features	LED Flash, Panorama, HDR	Color spectrum sensor, LED Flash, Panorama, HDR
MAIN CAMERA	50 MP main with OIS; 8 MP ultrawide	50 MP main with OIS; 8 MP ultrawide
Video	8K@30fps, 4K@30/60fps, 1080p@30/60fps, gyro-EIS	8K@30fps, 4K@30/60fps, 1080p@30/60/120/240/960fps, 720p@1920fps, gyro-EIS, HDR10+

SELFIE CAMERA3 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Features	HDR	HDR
Selfie camera	20 MP	20 MP
Video	1080p@30fps	4K@30/60fps, 1080p@30fps

SOUND2 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
3.5mm jack	No	No
Loudspeaker	Yes, with Stereo Speakers	Yes, with Stereo Speakers

COMMUNICATION6 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Bluetooth	5.4, A2DP, LE, LHDC	5.4, A2DP, LE, LHDC 5.0, ASHA, Auracast
NFC	Yes	Yes
Positioning	Yes	Yes
Radio	No	No
USB	USB Type-C	USB Type-C
WLAN	Wi-Fi 7, dual-band, Wi-Fi Direct	Wi-Fi 802.11 a/b/g/n/ac/6/7, dual-band, Wi-Fi Direct

FEATURES1 field

Specification	Redmi K90 Max	Redmi K90 Ultra
Sensors	Fingerprint (under display, ultrasonic), accelerometer, proximity, gyro, compass	Fingerprint (under display, optical), accelerometer, proximity, gyro, compass

BATTERY3 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Capacity	8550mAh	8550mAh
Charging Type	100W wired; 22.5W reverse wired	100W wired; 22.5W reverse wired
Type	Non-removable Li-Po Battery	Non-removable Si/C Li-Ion Battery

ADDITIONAL INFORMATION4 fields

Specification	Redmi K90 Max	Redmi K90 Ultra
Colors	Silver, Blue, Black	Black, Blue, Silver
Compatibility	China	China
Models	Redmi K90 Max	Redmi K90 Ultra 5G, 2604FRK1EC
Price in Nigeria	₦1,150,000 (Stored estimate)	₦1,200,000 (Stored estimate)

SECURITY1 field

Specification	Redmi K90 Max	Redmi K90 Ultra
Security	Biometric security: Fingerprint (under display, ultrasonic).	Biometric security: Fingerprint (under display, optical).