Nubia Z80 Ultra vs Xiaomi Redmi K90

Here you can compare Nubia Z80 Ultra and Xiaomi Redmi K90. Comparing Nubia Z80 Ultra vs Xiaomi Redmi K90 on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Nubia Z80 Ultra stands against Xiaomi Redmi K90 and which one should you buy The current lowest price found for Nubia Z80 Ultra is ₹61,990 and for Xiaomi Redmi K90 is ₹35,990. The details of both of these products were last updated on Nov 22, 2025.

Specification	Nubia Z80 Ultra	Xiaomi Redmi K90
Internal Memory	512 GB	256 GB
Display	6.85 inches, 1216 x 2688 pixels, 144 Hz	6.59 inches, 1156 x 2510 pixels, 120 Hz
Rear Camera	50 MP ƒ/1.7 35mm (standard), 1/1.3", 1.2µm, PDAF, OIS 64 MP ƒ/2.5 (Telephoto) 85mm (periscope telephoto), 1/2.0", 0.7µm, multi-directional PDAF (15cm - ∞), OIS, 3.3x optical zoom (vs. 26mm cam) 50 MP ƒ/1.8 (Ultra Wide) 18mm (ultrawide), 1/1.55", PDAF	50 MP (Wide Angle) 50 MP (Telephoto) 8 MP (Wide Angle)
RAM	12 GB	12 GB
Battery	7200 mAh, Si/C Li-Ion	7100 mAh
Price	₹61,990	₹35,990

Nubia Z80 Ultra₹61,990

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Xiaomi Redmi K90₹35,990

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Nubia Z80 Ultra₹61,990

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Xiaomi Redmi K90₹35,990

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Overview

Specs Score	89 / 100 Better Specs	85 / 100
Display Resolution	1216 x 2688 pixels Better Resolution	1156 x 2510 pixels
Storage	512 GB More Storage	256 GB
CPU Clock Speed	4.6 GHz Faster Clock Speed	4.32 GHz
Front Camera	16 MP	20 MP Better Front Camera Resolution
Weight	227 g	206 g Lighter
Thickness	8.6 mm	8 mm Slimmer
Unique Features	Water Resistant Wireless Charging No	No No Reverse Charging

General

Model	NX741J	K90
Sim Type	Dual Sim, GSM+GSM	Dual Sim, GSM+GSM
Dual Sim	Yes	Yes
Sim Size	Nano+Nano SIM	Nano+Nano SIM
Device Type	Smartphone	Smartphone
Release Date	October 22, 2025	October 27, 2025

Design

Dimensions	77.2 x 164.5 x 8.6 mm	75.25 x 157.49 x 8 mm
Weight	227 g	206 g
Bezel less	Yes
Colors	Black, Silver, Starry Blue, Luo Tian Yi Red

Display

Type	Color AMOLED Screen (1B Colors)	Color AMOLED Screen (1B Colors)
Touch	Yes	Yes, 480 Hz Touch Sampling Rate
Size	6.85 inches, 1216 x 2688 pixels, 144 Hz	6.59 inches, 1156 x 2510 pixels, 120 Hz
Aspect Ratio	20:9	20:9
PPI	~ 431 PPI	~ 419 PPI
Screen to Body Ratio	~ 89.5%	~ 87.5%
Brightness	2000 nits (peak)	3500nits
Features	2592Hz PWM, HDR10
Notch		Yes, Punch Hole

Memory

RAM	12 GB	12 GB
Storage	512 GB	256 GB
Storage Type	UFS 4.1	UFS 4

Connectivity

GPRS	Yes	Yes
EDGE	Yes	Yes
3G	Yes	Yes
4G	Yes	Yes
5G	Yes	Yes
5G Bands		n1/n3/n5/n7/n8/n28/n66/n38/n40/n41/n48/n77/n78
VoLTE	Yes, Dual Stand-By	Yes
Wifi	Yes, with wifi-hotspot	Yes, with wifi-hotspot
Wifi Version	Wi-Fi 802.11 a/b/g/n/ac/6e/7, dual-band	Wi-Fi 7
Bluetooth	Yes, v5.4, A2DP, LE	Yes, v5.4, A2DP, LE
USB	Yes, USB-C v3.2	Yes, USB-C v2.0
USB Features	USB Tethering, USB on-the-go, USB Charging	USB on-the-go, USB Charging
IR Blaster	Yes	Yes

Extra

GPS	Yes, with A-GPS (L1+L2+L5), GLONASS (G1+G5), BDS (B1I+B1C+B2a+B2b), GALILEO (E1+E5a), QZSS (L1+L5)	Yes, with A-GPS. Up to tri-band: GLONASS, BDS, GALILEO, QZSS, NavIC
Fingerprint Sensor	Yes, In Display	Yes, In Display
Face Unlock	Yes	Yes
Sensors	Accelerometer, Gyro, Proximity, Compass	Accelerometer, Gyro, Proximity, Compass, Color Spectrum
3.5mm Headphone Jack	No	No
NFC	Yes	Yes
Water Resistance	Yes, 1.5 m upto 30 min
Splash Resistant		Yes
IP Rating	IP68
Dust Resistant	Yes	No

Camera

Rear Camera	50 MP ƒ/1.7 35mm (standard), 1/1.3", 1.2µm, PDAF, OIS 64 MP ƒ/2.5 (Telephoto) 85mm (periscope telephoto), 1/2.0", 0.7µm, multi-directional PDAF (15cm - ∞), OIS, 3.3x optical zoom (vs. 26mm cam) 50 MP ƒ/1.8 (Ultra Wide) 18mm (ultrawide), 1/1.55", PDAF	50 MP (Wide Angle) 50 MP (Telephoto) 8 MP (Wide Angle)
OIS	Yes	Yes
Auto Focus	Yes	Yes
Features	Laser AF, Color Spectrum Sensor, Ring- Dual-tone , Panorama, DSG HDR
Video Recording	4K, 1080p	8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 30/60 fps FHD, 720p @ 1920 fps HD
Flash	Yes, LED	Yes, Dual LED
Front Camera	16 MP ƒ/2 (Wide Angle) Under Display	20 MP (Wide Angle) Punch Hole
Front Video Recording	1080p @ 30 fps FHD	1080p @ 30 fps FHD

Technical

OS	Android v16	Android v16
Custom UI	MyOS 15	HyperOS 3
Chipset	Qualcomm Snapdragon 8 Elite Gen 5	Qualcomm Snapdragon 8 Elite
CPU	4.6 GHz, Octa Core Processor	4.32 GHz, Octa Core Processor
Core Details	2x4.6 GHz Oryon V3 Phoenix L + 6x3.62 GHz Oryon V3 Phoenix M	2x Prime Core@4.32 GHz & 6x Performance Core@3.53 GHz
GPU	Adreno 840	Adreno GPU
Java	No	No
Browser	Yes	Yes

Multimedia

Email	Yes	Yes
Music	Yes	Yes
Video	Yes	Yes
FM Radio	No	No
Document Reader	Yes	Yes

Battery

Type	Non-Removable Battery	Non-Removable Battery
Size	7200 mAh, Si/C Li-Ion	7100 mAh
Fast Charging	Yes, 90W Fast Charging	Yes, 100W Fast charging
Wireless Charging	Yes, 80W
Reverse Charging		Yes, 22.5W

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