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InnoReviews

POCO M8x 5G vs REDMI K90 Ultra

POCO M8x 5G

POCO

POCO M8x 5G

$170

42.4Inno Score
VS
WINNER
REDMI K90 Ultra
69.1Inno Score
20Performance64.4
50.5Display78.7
29Camera43.4
71.3Battery83.2
62.7Features86.7
2 spec wins — POCO M8x 5G8 spec wins — REDMI K90 Ultra

InnoReviews verdict

REDMI K90 Ultra wins this phone face-off, 69.1 to 42.4, pulling ahead mainly in performance (+44) and display (+28). POCO M8x 5G still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the POCO M8x 5G

  • Has 3.5mm jack — the other doesn't

Reasons to pick the REDMI K90 Ultra

  • Stronger performance score: 64 vs 20
  • Stronger display score: 79 vs 51
  • Stronger camera score: 43 vs 29
  • Stronger battery score: 83 vs 71
  • Stronger features score: 87 vs 63

Display

Display comparison: POCO M8x 5G versus REDMI K90 Ultra
SpecPOCO M8x 5GREDMI K90 Ultra
Screen size6.9 ″+1%6.83 ″
Panel typeLCDAMOLED
Resolution720x16001280x2772
Pixel density254 ppi447 ppi+76%
Refresh rate120 Hz165 Hz+38%
Peak brightness—3,500 nits
Screen-to-body—90.3 %

Performance

Performance comparison: POCO M8x 5G versus REDMI K90 Ultra
SpecPOCO M8x 5GREDMI K90 Ultra
ChipsetQualcomm Snapdragon 4 Gen 5Snapdragon 8 Elite
RAM (max)6 GB16 GB+167%
Storage options128GB256/512GB
Storage typeUFS 2.2UFS 4.1

Camera

Camera comparison: POCO M8x 5G versus REDMI K90 Ultra
SpecPOCO M8x 5GREDMI K90 Ultra
Main camera50 MP50 MP
Main aperturef/1.8f/1.7
Ultra-wide—8 MP
Max video—8K@30fps
Front camera8 MP20 MP+150%
OIS—Yes

Battery

Battery comparison: POCO M8x 5G versus REDMI K90 Ultra
SpecPOCO M8x 5GREDMI K90 Ultra
Capacity7,900 mAh8,550 mAh+8%
Wired charging45 W100 W+122%
Wireless charging0 W—

Design

Design comparison: POCO M8x 5G versus REDMI K90 Ultra
SpecPOCO M8x 5GREDMI K90 Ultra
Weight232 g227 g+2%
Thickness8.8 mm8.2 mm+7%
IP ratingIP64IP68/IP69
Frame material—Aluminum

Connectivity

Connectivity comparison: POCO M8x 5G versus REDMI K90 Ultra
SpecPOCO M8x 5GREDMI K90 Ultra
5GYesYes
Wi-Fi—Wi-Fi 7
Bluetooth5.15.4
NFC—Yes
USB—USB-C
eSIM—No

Software

Software comparison: POCO M8x 5G versus REDMI K90 Ultra
SpecPOCO M8x 5GREDMI K90 Ultra
OS at launchAndroid 16 (HyperOS 3)Android 16 (HyperOS 3)
OS update pledge4 years—

Audio

Audio comparison: POCO M8x 5G versus REDMI K90 Ultra
SpecPOCO M8x 5GREDMI K90 Ultra
Stereo speakersYesYes
3.5mm jackYesNo

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