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InnoReviews

OPPO Reno12 F 4G vs vivo Y31 5G

WINNER
OPPO Reno12 F 4G
42.3Inno Score
VS
vivo Y31 5G
40.3Inno Score
28.9Performance20
58.3Display39.6
34.1Camera29
52.5Battery66.2
46.7Features73.3
7 spec wins — OPPO Reno12 F 4G3 spec wins — vivo Y31 5G

InnoReviews verdict

OPPO Reno12 F 4G wins this phone face-off, 42.3 to 40.3, pulling ahead mainly in display (+19) 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 OPPO Reno12 F 4G

  • Stronger performance score: 29 vs 20
  • Stronger display score: 58 vs 40
  • Stronger camera score: 34 vs 29
  • 300% higher Front camera: 32 MP vs 8 MP
  • 110% higher Peak brightness: 2,100 nits vs 1,000 nits

Reasons to pick the vivo Y31 5G

  • Stronger battery score: 66 vs 53
  • Stronger features score: 73 vs 47
  • 30% higher capacity: 6,500 mAh vs 5,000 mAh
  • Has 5G — the other doesn't

Display

Display comparison: OPPO Reno12 F 4G versus vivo Y31 5G
SpecOPPO Reno12 F 4Gvivo Y31 5G
Screen size6.67 ″6.68 ″
Panel typeAMOLEDIPS LCD
Resolution2400x1080720x1608
Pixel density394 ppi+49%264 ppi
Refresh rate120 Hz120 Hz
Peak brightness2,100 nits+110%1,000 nits
Screen-to-body92.2 %—

Performance

Performance comparison: OPPO Reno12 F 4G versus vivo Y31 5G
SpecOPPO Reno12 F 4Gvivo Y31 5G
ChipsetSnapdragon 685Qualcomm Snapdragon 4 Gen 2
RAM (max)8 GB+33%6 GB
Storage options256GB / 512GB128GB
Storage typeUFS 2.2eMMC 5.1

Camera

Camera comparison: OPPO Reno12 F 4G versus vivo Y31 5G
SpecOPPO Reno12 F 4Gvivo Y31 5G
Main camera50 MP50 MP
Main aperturef/1.8f/1.8
Ultra-wide8 MP—
Max video1080p@30fps1080p@30fps
Front camera32 MP+300%8 MP
OISNoNo

Battery

Battery comparison: OPPO Reno12 F 4G versus vivo Y31 5G
SpecOPPO Reno12 F 4Gvivo Y31 5G
Capacity5,000 mAh6,500 mAh+30%
Wired charging45 W+2%44 W

Design

Design comparison: OPPO Reno12 F 4G versus vivo Y31 5G
SpecOPPO Reno12 F 4Gvivo Y31 5G
Weight187 g+11%209 g
Thickness7.7 mm+8%8.4 mm
IP ratingIP64IP68/IP69

Connectivity

Connectivity comparison: OPPO Reno12 F 4G versus vivo Y31 5G
SpecOPPO Reno12 F 4Gvivo Y31 5G
5GNoYes
Wi-FiWi-Fi 5Wi-Fi 5
Bluetooth5.04.2
NFC—No
USBUSB-CUSB-C 2.0
eSIMNoNo

Software

Software comparison: OPPO Reno12 F 4G versus vivo Y31 5G
SpecOPPO Reno12 F 4Gvivo Y31 5G
OS at launchAndroid 14 (ColorOS 14)Android 15 (Funtouch OS 15)

Audio

Audio comparison: OPPO Reno12 F 4G versus vivo Y31 5G
SpecOPPO Reno12 F 4Gvivo Y31 5G
Stereo speakersYesYes
3.5mm jackNoNo

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