nubia Z70 Ultra vs REDMI K90

Specs compared side by side, measured on real phones shared by owners with the Device Info app.

nubia Z70 Ultranubia Z70 UltraSnapdragon 8 EliteChange
REDMI K90Snapdragon 8 EliteChange

Key differences

  1. Screen: 6.8 inches on the nubia Z70 Ultra, 6.6 inches on the REDMI K90. Up to 144 Hz on the nubia Z70 Ultra, 120 Hz on the REDMI K90.
  2. Battery: 6,150 mAh on the nubia Z70 Ultra, 7,100 mAh on the REDMI K90.
  3. Main camera: 50.3 MP on the nubia Z70 Ultra, 12.6 MP on the REDMI K90.
  4. Versions: owners have shared the nubia Z70 Ultra as 16GB | 512GB, the REDMI K90 as 12GB | 256GB.

The same on both: the Snapdragon 8 Elite chip, Wi-Fi 7, NFC and Widevine L1.

Chipset

Chipset
Snapdragon 8 EliteSnapdragon 8 Elite
Process
3 nm TSMC N3E3 nm TSMC N3E
CPU
2× 4.32 GHz Oryon V2 Phoenix L
6× 3.53 GHz Oryon V2 Phoenix M
2× 4.32 GHz Oryon V2 Phoenix L
6× 3.53 GHz Oryon V2 Phoenix M
Top CPU speed
4.32 GHz4.32 GHz
CPU cores
88
GPU
Adreno 830Adreno 830

Memory

Versions seen
16GB | 512GB12GB | 256GB
RAM type
LPDDR5XLPDDR5X
Storage type
UFS 4.0UFS 4.0

Display

Size
6.8 in6.6 in
Resolution
1216 × 26881156 × 2510
Pixel density
432 ppi419 ppi
Refresh rates
144 Hzalso 60, 90, 120120 Hzalso 60, 90
HDR
HDR10, HLGDolby Vision, HDR10, HDR10+, HLG

Battery

Capacity
6,150 mAh7,100 mAh

Cameras

Back camera
50.3 MP8192 × 6144 · f/1.59 · 8.29 mm12.6 MP4096 × 3072 · f/1.88 · 5.56 mm · OIS
Front camera
16.1 MP4624 × 3472 · f/2 · 3.54 mm5 MP2592 × 1944 · f/2.2 · 2.24 mm

Megapixels are what Android reports to apps. Many phones combine pixels by default, so the advertised megapixels can be higher.

Connectivity

Wi-Fi
Wi-Fi 7Wi-Fi 7
6 GHz Wi-Fi
YesYes
Bluetooth LE Audio
NoNo
NFC
YesYes
UWB
NoNo
USB host
YesYes

Software

Android
Android 16Android 17
Released with
Android 15Android 16
Widevine DRM
L1L1

Sensors

Sensors
40 sensors80 sensors

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From phones shared with the Device Info app · updated November 2026 Hardware specs only. No personal data. Privacy