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InnoReviews

nubia Z70S Ultra vs REDMI K90 Max

WINNER
N
73.3Inno Score
VS
REDMI K90 Max
69.2Inno Score
78.4Performance64.4
68.2Display79.4
61.1Camera43.4
76.1Battery83.2
86.7Features86.7
3 spec wins — nubia Z70S Ultra8 spec wins — REDMI K90 Max

InnoReviews verdict

nubia Z70S Ultra wins this phone face-off, 73.3 to 69.2, pulling ahead mainly in camera (+18) and performance (+14). REDMI K90 Max still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the nubia Z70S Ultra

  • Stronger performance score: 78 vs 64
  • Stronger camera score: 61 vs 43
  • 525% higher ultra-wide: 50 MP vs 8 MP
  • 50% higher RAM (max): 24 GB vs 16 GB

Reasons to pick the REDMI K90 Max

  • Stronger display score: 79 vs 68
  • Stronger battery score: 83 vs 76
  • 75% higher Peak brightness: 3,500 nits vs 2,000 nits
  • 30% higher capacity: 8,550 mAh vs 6,600 mAh
  • 25% higher Front camera: 20 MP vs 16 MP

Display

Display comparison: nubia Z70S Ultra versus REDMI K90 Max
Specnubia Z70S UltraREDMI K90 Max
Screen size6.85 ″6.83 ″
Panel typeAMOLEDAMOLED
Resolution1216x26881280x2772
Pixel density431 ppi447 ppi+4%
Refresh rate144 Hz165 Hz+15%
Peak brightness2,000 nits3,500 nits+75%
Screen-to-body95.3 %—

Performance

Performance comparison: nubia Z70S Ultra versus REDMI K90 Max
Specnubia Z70S UltraREDMI K90 Max
ChipsetSnapdragon 8 EliteMediaTek Dimensity 9500
Geekbench 6 (single)2,952Top 16%—
Geekbench 6 (multi)8,952Top 14%—
RAM (max)24 GB+50%16 GB
Storage options256GB/512GB/1TB256/512GB/1TB
Storage typeUFS 4.0UFS 4.1

Camera

Camera comparison: nubia Z70S Ultra versus REDMI K90 Max
Specnubia Z70S UltraREDMI K90 Max
Main camera50 MP50 MP
Main aperturef/1.7f/1.68
Ultra-wide50 MP+525%8 MP
Telephoto64 MP—
Optical zoom2 x—
Max video8K@30fps8K@30fps
Front camera16 MP20 MP+25%
OISYesYes

Battery

Battery comparison: nubia Z70S Ultra versus REDMI K90 Max
Specnubia Z70S UltraREDMI K90 Max
Capacity6,600 mAh8,550 mAh+30%
Wired charging80 W100 W+25%
Wireless charging0 W—

Design

Design comparison: nubia Z70S Ultra versus REDMI K90 Max
Specnubia Z70S UltraREDMI K90 Max
Weight228 g227 g
Thickness8.6 mm8.2 mm+5%
IP ratingIP68/IP69IP66/IP68/IP69

Connectivity

Connectivity comparison: nubia Z70S Ultra versus REDMI K90 Max
Specnubia Z70S UltraREDMI K90 Max
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB-C 3.1USB-C
eSIMNoNo

Software

Software comparison: nubia Z70S Ultra versus REDMI K90 Max
Specnubia Z70S UltraREDMI K90 Max
OS at launchAndroid 15 (Nebula AIOS 1.5)Android 16 (HyperOS 3)

Audio

Audio comparison: nubia Z70S Ultra versus REDMI K90 Max
Specnubia Z70S UltraREDMI K90 Max
Stereo speakersYesYes
3.5mm jackNo—

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