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InnoReviews

OPPO F31 Pro 5G vs Vivo S2

WINNER
OPPO F31 Pro 5G
55.4Inno Score
VS
Vivo S2
48.5Inno Score
46.7Performance28.9
55.2Display65.5
45.9Camera34.1
79.8Battery70.9
52Features57.3
5 spec wins — OPPO F31 Pro 5G6 spec wins — Vivo S2

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 S2 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 71
  • 82% higher Wired charging: 80 W vs 44 W
  • 50% higher RAM (max): 12 GB vs 8 GB

Reasons to pick the Vivo S2

  • Stronger display score: 66 vs 55
  • Stronger features score: 57 vs 52
  • 114% higher Peak brightness: 3,000 nits vs 1,400 nits
  • 50% higher OS update pledge: 3 years vs 2 years
  • 13% higher Pixel density: 449 ppi vs 397 ppi

Display

Display comparison: OPPO F31 Pro 5G versus Vivo S2
SpecOPPO F31 Pro 5GVivo S2
Screen size6.57 ″6.83 ″+4%
Panel typeAMOLED3D Curved AMOLED
Resolution2372x10801260x2800
Pixel density397 ppi449 ppi+13%
Refresh rate120 Hz120 Hz
Peak brightness1,400 nits3,000 nits+114%
Screen-to-body93 %+2%91.4 %

Performance

Performance comparison: OPPO F31 Pro 5G versus Vivo S2
SpecOPPO F31 Pro 5GVivo S2
ChipsetDimensity 7300-EnergyMediaTek Dimensity 7360-Turbo
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 S2
SpecOPPO F31 Pro 5GVivo S2
Main camera50 MP50 MP
Main aperturef/1.8f/1.8
Max video4K@30fps—
Front camera32 MP32 MP
OISYesNo

Battery

Battery comparison: OPPO F31 Pro 5G versus Vivo S2
SpecOPPO F31 Pro 5GVivo S2
Capacity7,000 mAh7,050 mAh+1%
Wired charging80 W+82%44 W

Design

Design comparison: OPPO F31 Pro 5G versus Vivo S2
SpecOPPO F31 Pro 5GVivo S2
Weight190 g+4%197 g
Thickness8 mm8 mm
IP ratingIP66/IP68/IP69IP68/IP69
Frame materialAluminumPlastic

Connectivity

Connectivity comparison: OPPO F31 Pro 5G versus Vivo S2
SpecOPPO F31 Pro 5GVivo S2
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 5
Bluetooth5.45.4
NFC—No
USBUSB-C 2.0USB-C 2.0
eSIMNoNo

Software

Software comparison: OPPO F31 Pro 5G versus Vivo S2
SpecOPPO F31 Pro 5GVivo S2
OS at launchAndroid 15 (ColorOS 15)Android 16 (OriginOS 6)
OS update pledge2 years3 years+50%

Audio

Audio comparison: OPPO F31 Pro 5G versus Vivo S2
SpecOPPO F31 Pro 5GVivo S2
Stereo speakersYesYes
3.5mm jackNoNo

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