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InnoReviews

REDMI K80 Ultra vs REDMI K90 Max

REDMI K80 Ultra
67.6Inno Score
VS
WINNER
REDMI K90 Max
69.2Inno Score
64.4Performance64.4
71.6Display79.4
43.4Camera43.4
83.2Battery83.2
86.7Features86.7
1 spec wins — REDMI K80 Ultra3 spec wins — REDMI K90 Max

InnoReviews verdict

REDMI K90 Max wins this phone face-off, 69.2 to 67.6, pulling ahead mainly in display (+8). REDMI K80 Ultra still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the REDMI K80 Ultra

No decisive spec advantages — this side competes on price and preference.

Reasons to pick the REDMI K90 Max

  • Stronger display score: 79 vs 72
  • 15% higher Refresh rate: 165 Hz vs 144 Hz
  • 15% higher capacity: 8,550 mAh vs 7,410 mAh

Display

Display comparison: REDMI K80 Ultra versus REDMI K90 Max
SpecREDMI K80 UltraREDMI K90 Max
Screen size6.83 ″6.83 ″
Panel typeOLEDAMOLED
Resolution1280x27721280x2772
Pixel density447 ppi447 ppi
Refresh rate144 Hz165 Hz+15%
Peak brightness3,200 nits3,500 nits+9%
Screen-to-body90.2 %—

Performance

Performance comparison: REDMI K80 Ultra versus REDMI K90 Max
SpecREDMI K80 UltraREDMI K90 Max
ChipsetMediaTek Dimensity 9400+MediaTek Dimensity 9500
RAM (max)16 GB16 GB
Storage options256/512GB/1TB256/512GB/1TB
Storage typeUFS 4.1UFS 4.1

Camera

Camera comparison: REDMI K80 Ultra versus REDMI K90 Max
SpecREDMI K80 UltraREDMI K90 Max
Main camera50 MP50 MP
Main aperturef/1.9f/1.68
Ultra-wide8 MP8 MP
Max video8K@30fps8K@30fps
Front camera20 MP20 MP
OISYesYes

Battery

Battery comparison: REDMI K80 Ultra versus REDMI K90 Max
SpecREDMI K80 UltraREDMI K90 Max
Capacity7,410 mAh8,550 mAh+15%
Wired charging100 W100 W
Wireless charging0 W—

Design

Design comparison: REDMI K80 Ultra versus REDMI K90 Max
SpecREDMI K80 UltraREDMI K90 Max
Weight219 g+4%227 g
Thickness8.2 mm8.2 mm
IP ratingIP68IP66/IP68/IP69
Frame materialAluminum—

Connectivity

Connectivity comparison: REDMI K80 Ultra versus REDMI K90 Max
SpecREDMI K80 UltraREDMI K90 Max
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB-CUSB-C
eSIMNoNo

Software

Software comparison: REDMI K80 Ultra versus REDMI K90 Max
SpecREDMI K80 UltraREDMI K90 Max
OS at launchAndroid 15 (HyperOS 2)Android 16 (HyperOS 3)

Audio

Audio comparison: REDMI K80 Ultra versus REDMI K90 Max
SpecREDMI K80 UltraREDMI K90 Max
Stereo speakersYesYes
3.5mm jackNo—

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