Skip to content
InnoReviews

OPPO F31 Pro 5G vs vivo Y400 5G

WINNER
OPPO F31 Pro 5G
55.4Inno Score
VS
vivo Y400 5G
48.5Inno Score
46.7Performance28.9
55.2Display56.3
45.9Camera34.1
79.8Battery72.2
52Features73.3
5 spec wins — OPPO F31 Pro 5G4 spec wins — vivo Y400 5G

InnoReviews verdict

OPPO F31 Pro 5G wins this phone face-off, 55.4 to 48.5, pulling ahead mainly in performance (+18) and camera (+12). vivo Y400 5G still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the OPPO F31 Pro 5G

  • Stronger performance score: 47 vs 29
  • Stronger camera score: 46 vs 34
  • Stronger battery score: 80 vs 72
  • 50% higher RAM (max): 12 GB vs 8 GB
  • 17% higher capacity: 7,000 mAh vs 6,000 mAh

Reasons to pick the vivo Y400 5G

  • Stronger features score: 73 vs 52
  • 29% higher Peak brightness: 1,800 nits vs 1,400 nits
  • 13% higher Wired charging: 90 W vs 80 W

Display

Display comparison: OPPO F31 Pro 5G versus vivo Y400 5G
SpecOPPO F31 Pro 5Gvivo Y400 5G
Screen size6.57 ″6.67 ″+2%
Panel typeAMOLEDAMOLED
Resolution2372x10801080x2400
Pixel density397 ppi+1%394 ppi
Refresh rate120 Hz120 Hz
Peak brightness1,400 nits1,800 nits+29%
Screen-to-body93 %+1%91.9 %

Performance

Performance comparison: OPPO F31 Pro 5G versus vivo Y400 5G
SpecOPPO F31 Pro 5Gvivo Y400 5G
ChipsetDimensity 7300-EnergyQualcomm Snapdragon 4 Gen 2
RAM (max)12 GB+50%8 GB
Storage options128GB / 256GB128/256GB
Storage typeUFS 3.1UFS 3.1

Camera

Camera comparison: OPPO F31 Pro 5G versus vivo Y400 5G
SpecOPPO F31 Pro 5Gvivo Y400 5G
Main camera50 MP50 MP
Main aperturef/1.8f/1.8
Max video4K@30fps—
Front camera32 MP32 MP
OISYes—

Battery

Battery comparison: OPPO F31 Pro 5G versus vivo Y400 5G
SpecOPPO F31 Pro 5Gvivo Y400 5G
Capacity7,000 mAh+17%6,000 mAh
Wired charging80 W90 W+13%

Design

Design comparison: OPPO F31 Pro 5G versus vivo Y400 5G
SpecOPPO F31 Pro 5Gvivo Y400 5G
Weight190 g+4%197 g
Thickness8 mm7.9 mm+1%
IP ratingIP66/IP68/IP69IP68/IP69
Frame materialAluminum—

Connectivity

Connectivity comparison: OPPO F31 Pro 5G versus vivo Y400 5G
SpecOPPO F31 Pro 5Gvivo Y400 5G
5GYesYes
Wi-FiWi-Fi 6—
Bluetooth5.4—
NFC—No
USBUSB-C 2.0USB-C 2.0
eSIMNoNo

Software

Software comparison: OPPO F31 Pro 5G versus vivo Y400 5G
SpecOPPO F31 Pro 5Gvivo Y400 5G
OS at launchAndroid 15 (ColorOS 15)Android 15 (Funtouch OS 15)
OS update pledge2 years—

Audio

Audio comparison: OPPO F31 Pro 5G versus vivo Y400 5G
SpecOPPO F31 Pro 5Gvivo Y400 5G
Stereo speakersYesYes
3.5mm jackNoNo

Related comparisons

OPPO F31 Pro 5Gvs Motorola Edge (2026)VSOPPO F31 Pro 5Gvs vivo V60eVSOPPO F31 Pro 5Gvs Huawei nova 12 UltraVSOPPO F31 Pro 5Gvs Huawei nova 15VSvivo Y400 5Gvs iQOO Z9x 5GVSvivo Y400 5Gvs TECNO SPARK 40 Pro+VSvivo Y400 5Gvs Ulefone Armor 24 ProVSvivo Y400 5Gvs Vivo S2VS

Try another matchup