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InnoReviews

POCO X8 vs REDMI K80 Ultra

POCO X8

Xiaomi

POCO X8
59.9Inno Score
VS
WINNER
REDMI K80 Ultra
67.6Inno Score
46.7Performance64.4
66.5Display71.6
42.6Camera43.4
77.2Battery83.2
86.7Features86.7
2 spec wins — POCO X87 spec wins — REDMI K80 Ultra

InnoReviews verdict

REDMI K80 Ultra wins this phone face-off, 67.6 to 59.9, pulling ahead mainly in performance (+18) and battery (+6). POCO X8 still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the POCO X8

  • 13% higher capacity: 8,340 mAh vs 7,410 mAh

Reasons to pick the REDMI K80 Ultra

  • Stronger performance score: 64 vs 47
  • Stronger display score: 72 vs 67
  • Stronger battery score: 83 vs 77
  • 49% higher Wired charging: 100 W vs 67 W
  • 33% higher RAM (max): 16 GB vs 12 GB

Display

Display comparison: POCO X8 versus REDMI K80 Ultra
SpecPOCO X8REDMI K80 Ultra
Screen size6.83 ″6.83 ″
Panel typeAMOLEDOLED
Resolution1280x27721280x2772
Pixel density447 ppi447 ppi
Refresh rate120 Hz144 Hz+20%
Peak brightness3,500 nits+9%3,200 nits
Screen-to-body89.5 %90.2 %+1%

Performance

Performance comparison: POCO X8 versus REDMI K80 Ultra
SpecPOCO X8REDMI K80 Ultra
ChipsetSnapdragon 6s Gen 4MediaTek Dimensity 9400+
RAM (max)12 GB16 GB+33%
Storage options128/256GB256/512GB/1TB
Storage typeUFS 2.2/3.1UFS 4.1

Camera

Camera comparison: POCO X8 versus REDMI K80 Ultra
SpecPOCO X8REDMI K80 Ultra
Main camera50 MP50 MP
Main aperturef/1.8f/1.9
Ultra-wide—8 MP
Max video1080p@30fps8K@30fps
Front camera16 MP20 MP+25%
OISYesYes

Battery

Battery comparison: POCO X8 versus REDMI K80 Ultra
SpecPOCO X8REDMI K80 Ultra
Capacity8,340 mAh+13%7,410 mAh
Wired charging67 W100 W+49%
Wireless charging—0 W

Design

Design comparison: POCO X8 versus REDMI K80 Ultra
SpecPOCO X8REDMI K80 Ultra
Weight223 g219 g+2%
Thickness8.6 mm8.2 mm+5%
IP ratingIP66/IP68/IP69/IP69KIP68
Frame materialPlasticAluminum

Connectivity

Connectivity comparison: POCO X8 versus REDMI K80 Ultra
SpecPOCO X8REDMI K80 Ultra
5GYesYes
Wi-FiWi-Fi 5Wi-Fi 7
Bluetooth5.15.4
NFCYesYes
USBUSB-C 2.0USB-C
eSIMNoNo

Software

Software comparison: POCO X8 versus REDMI K80 Ultra
SpecPOCO X8REDMI K80 Ultra
OS at launchAndroid 16 (HyperOS 3)Android 15 (HyperOS 2)

Audio

Audio comparison: POCO X8 versus REDMI K80 Ultra
SpecPOCO X8REDMI K80 Ultra
Stereo speakersYesYes
3.5mm jackNoNo

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