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InnoReviews

vivo Y31 5G vs vivo Y400 5G

vivo Y31 5G
40.3Inno Score
VS
WINNER
vivo Y400 5G
48.5Inno Score
20Performance28.9
39.6Display56.3
29Camera34.1
66.2Battery72.2
73.3Features73.3
2 spec wins — vivo Y31 5G7 spec wins — vivo Y400 5G

InnoReviews verdict

vivo Y400 5G wins this phone face-off, 48.5 to 40.3, pulling ahead mainly in display (+17) and performance (+9). vivo Y31 5G still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the vivo Y31 5G

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

Reasons to pick the vivo Y400 5G

  • Stronger performance score: 29 vs 20
  • Stronger display score: 56 vs 40
  • Stronger camera score: 34 vs 29
  • Stronger battery score: 72 vs 66
  • 300% higher Front camera: 32 MP vs 8 MP

Display

Display comparison: vivo Y31 5G versus vivo Y400 5G
Specvivo Y31 5Gvivo Y400 5G
Screen size6.68 ″6.67 ″
Panel typeIPS LCDAMOLED
Resolution720x16081080x2400
Pixel density264 ppi394 ppi+49%
Refresh rate120 Hz120 Hz
Peak brightness1,000 nits1,800 nits+80%
Screen-to-body—91.9 %

Performance

Performance comparison: vivo Y31 5G versus vivo Y400 5G
Specvivo Y31 5Gvivo Y400 5G
ChipsetQualcomm Snapdragon 4 Gen 2Qualcomm Snapdragon 4 Gen 2
RAM (max)6 GB8 GB+33%
Storage options128GB128/256GB
Storage typeeMMC 5.1UFS 3.1

Camera

Camera comparison: vivo Y31 5G versus vivo Y400 5G
Specvivo Y31 5Gvivo Y400 5G
Main camera50 MP50 MP
Main aperturef/1.8f/1.8
Max video1080p@30fps—
Front camera8 MP32 MP+300%
OISNo—

Battery

Battery comparison: vivo Y31 5G versus vivo Y400 5G
Specvivo Y31 5Gvivo Y400 5G
Capacity6,500 mAh+8%6,000 mAh
Wired charging44 W90 W+105%

Design

Design comparison: vivo Y31 5G versus vivo Y400 5G
Specvivo Y31 5Gvivo Y400 5G
Weight209 g197 g+6%
Thickness8.4 mm7.9 mm+6%
IP ratingIP68/IP69IP68/IP69

Connectivity

Connectivity comparison: vivo Y31 5G versus vivo Y400 5G
Specvivo Y31 5Gvivo Y400 5G
5GYesYes
Wi-FiWi-Fi 5—
Bluetooth4.2—
NFCNoNo
USBUSB-C 2.0USB-C 2.0
eSIMNoNo

Software

Software comparison: vivo Y31 5G versus vivo Y400 5G
Specvivo Y31 5Gvivo Y400 5G
OS at launchAndroid 15 (Funtouch OS 15)Android 15 (Funtouch OS 15)

Audio

Audio comparison: vivo Y31 5G versus vivo Y400 5G
Specvivo Y31 5Gvivo Y400 5G
Stereo speakersYesYes
3.5mm jackNoNo

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