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InnoReviews

POCO M8x 5G vs vivo Y400 5G

POCO M8x 5G

POCO

POCO M8x 5G

$170

42.4Inno Score
VS
WINNER
vivo Y400 5G
48.5Inno Score
20Performance28.9
50.5Display56.3
29Camera34.1
71.3Battery72.2
62.7Features73.3
3 spec wins — POCO M8x 5G6 spec wins — vivo Y400 5G

InnoReviews verdict

vivo Y400 5G wins this phone face-off, 48.5 to 42.4, pulling ahead mainly in features (+11) and performance (+9). 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

  • 32% higher capacity: 7,900 mAh vs 6,000 mAh
  • Has 3.5mm jack — the other doesn't

Reasons to pick the vivo Y400 5G

  • Stronger performance score: 29 vs 20
  • Stronger display score: 56 vs 51
  • Stronger camera score: 34 vs 29
  • Stronger features score: 73 vs 63
  • 300% higher Front camera: 32 MP vs 8 MP

Display

Display comparison: POCO M8x 5G versus vivo Y400 5G
SpecPOCO M8x 5Gvivo Y400 5G
Screen size6.9 ″+3%6.67 ″
Panel typeLCDAMOLED
Resolution720x16001080x2400
Pixel density254 ppi394 ppi+55%
Refresh rate120 Hz120 Hz
Peak brightness—1,800 nits
Screen-to-body—91.9 %

Performance

Performance comparison: POCO M8x 5G versus vivo Y400 5G
SpecPOCO M8x 5Gvivo Y400 5G
ChipsetQualcomm Snapdragon 4 Gen 5Qualcomm Snapdragon 4 Gen 2
RAM (max)6 GB8 GB+33%
Storage options128GB128/256GB
Storage typeUFS 2.2UFS 3.1

Camera

Camera comparison: POCO M8x 5G versus vivo Y400 5G
SpecPOCO M8x 5Gvivo Y400 5G
Main camera50 MP50 MP
Main aperturef/1.8f/1.8
Front camera8 MP32 MP+300%

Battery

Battery comparison: POCO M8x 5G versus vivo Y400 5G
SpecPOCO M8x 5Gvivo Y400 5G
Capacity7,900 mAh+32%6,000 mAh
Wired charging45 W90 W+100%
Wireless charging0 W—

Design

Design comparison: POCO M8x 5G versus vivo Y400 5G
SpecPOCO M8x 5Gvivo Y400 5G
Weight232 g197 g+15%
Thickness8.8 mm7.9 mm+10%
IP ratingIP64IP68/IP69

Connectivity

Connectivity comparison: POCO M8x 5G versus vivo Y400 5G
SpecPOCO M8x 5Gvivo Y400 5G
5GYesYes
Bluetooth5.1—
NFC—No
USB—USB-C 2.0
eSIM—No

Software

Software comparison: POCO M8x 5G versus vivo Y400 5G
SpecPOCO M8x 5Gvivo Y400 5G
OS at launchAndroid 16 (HyperOS 3)Android 15 (Funtouch OS 15)
OS update pledge4 years—

Audio

Audio comparison: POCO M8x 5G versus vivo Y400 5G
SpecPOCO M8x 5Gvivo Y400 5G
Stereo speakersYesYes
3.5mm jackYesNo

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