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InnoReviews

REDMI K80 vs REDMI K90 Ultra

REDMI K80
65.9Inno Score
VS
WINNER
REDMI K90 Ultra
69.1Inno Score
64.4Performance64.4
68.7Display78.7
43.4Camera43.4
77.4Battery83.2
86.7Features86.7
3 spec wins — REDMI K806 spec wins — REDMI K90 Ultra

InnoReviews verdict

REDMI K90 Ultra wins this phone face-off, 69.1 to 65.9, pulling ahead mainly in display (+10) and battery (+6). REDMI K80 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

  • 18% higher Pixel density: 526 ppi vs 447 ppi

Reasons to pick the REDMI K90 Ultra

  • Stronger display score: 79 vs 69
  • Stronger battery score: 83 vs 77
  • 38% higher Refresh rate: 165 Hz vs 120 Hz
  • 31% higher capacity: 8,550 mAh vs 6,550 mAh
  • 11% higher Wired charging: 100 W vs 90 W

Display

Display comparison: REDMI K80 versus REDMI K90 Ultra
SpecREDMI K80REDMI K90 Ultra
Screen size6.67 ″6.83 ″+2%
Panel typeOLEDAMOLED
Resolution1440x32001280x2772
Pixel density526 ppi+18%447 ppi
Refresh rate120 Hz165 Hz+38%
Peak brightness3,200 nits3,500 nits+9%
Screen-to-body89.3 %90.3 %+1%

Performance

Performance comparison: REDMI K80 versus REDMI K90 Ultra
SpecREDMI K80REDMI K90 Ultra
ChipsetSnapdragon 8 Gen 3Snapdragon 8 Elite
RAM (max)16 GB16 GB
Storage options256/512GB/1TB256/512GB
Storage typeUFS 4.0UFS 4.1

Camera

Camera comparison: REDMI K80 versus REDMI K90 Ultra
SpecREDMI K80REDMI K90 Ultra
Main camera50 MP50 MP
Main aperturef/1.6f/1.7
Ultra-wide8 MP8 MP
Max video8K@24fps8K@30fps
Front camera20 MP20 MP
OISYesYes

Battery

Battery comparison: REDMI K80 versus REDMI K90 Ultra
SpecREDMI K80REDMI K90 Ultra
Capacity6,550 mAh8,550 mAh+31%
Wired charging90 W100 W+11%
Wireless charging0 W—

Design

Design comparison: REDMI K80 versus REDMI K90 Ultra
SpecREDMI K80REDMI K90 Ultra
Weight206 g+9%227 g
Thickness8.1 mm+1%8.2 mm
IP ratingIP68IP68/IP69
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: REDMI K80 versus REDMI K90 Ultra
SpecREDMI K80REDMI K90 Ultra
5GYesYes
Wi-FiWi-Fi 7Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB-CUSB-C
eSIMNoNo

Software

Software comparison: REDMI K80 versus REDMI K90 Ultra
SpecREDMI K80REDMI K90 Ultra
OS at launchAndroid 15 (HyperOS 2)Android 16 (HyperOS 3)

Audio

Audio comparison: REDMI K80 versus REDMI K90 Ultra
SpecREDMI K80REDMI K90 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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