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InnoReviews

OPPO K15 vs Vivo S2

WINNER
OPPO K15
61.1Inno Score
VS
Vivo S2
48.5Inno Score
46.7Performance28.9
53.6Display65.5
58.6Camera34.1
79.8Battery70.9
86.7Features57.3
7 spec wins — OPPO K155 spec wins — Vivo S2

InnoReviews verdict

OPPO K15 wins this phone face-off, 61.1 to 48.5, pulling ahead mainly in features (+29) and camera (+25). 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 K15

  • Stronger performance score: 47 vs 29
  • Stronger camera score: 59 vs 34
  • Stronger battery score: 80 vs 71
  • Stronger features score: 87 vs 57
  • 82% higher Wired charging: 80 W vs 44 W

Reasons to pick the Vivo S2

  • Stronger display score: 66 vs 54
  • 150% higher Peak brightness: 3,000 nits vs 1,200 nits

Display

Display comparison: OPPO K15 versus Vivo S2
SpecOPPO K15Vivo S2
Screen size6.59 ″6.83 ″+4%
Panel typeAMOLED3D Curved AMOLED
Resolution2760x12561260x2800
Pixel density460 ppi+2%449 ppi
Refresh rate120 Hz120 Hz
Peak brightness1,200 nits3,000 nits+150%
Screen-to-body88.9 %91.4 %+3%

Performance

Performance comparison: OPPO K15 versus Vivo S2
SpecOPPO K15Vivo S2
ChipsetDimensity 7360 SuperMediaTek Dimensity 7360-Turbo
RAM (max)12 GB+50%8 GB
Storage options256GB128/256GB
Storage typeUFS 3.1UFS 3.1

Camera

Camera comparison: OPPO K15 versus Vivo S2
SpecOPPO K15Vivo S2
Main camera50 MP50 MP
Main aperturef/1.8f/1.8
Ultra-wide50 MP—
Max video4K@30fps—
Front camera50 MP+56%32 MP
OISYesNo

Battery

Battery comparison: OPPO K15 versus Vivo S2
SpecOPPO K15Vivo S2
Capacity8,000 mAh+13%7,050 mAh
Wired charging80 W+82%44 W

Design

Design comparison: OPPO K15 versus Vivo S2
SpecOPPO K15Vivo S2
Weight205 g197 g+4%
Thickness8.3 mm8 mm+4%
IP ratingIP68/IP69IP68/IP69
Frame materialAluminumPlastic

Connectivity

Connectivity comparison: OPPO K15 versus Vivo S2
SpecOPPO K15Vivo S2
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 5
Bluetooth5.45.4
NFCYesNo
USBUSB-C 2.0USB-C 2.0
eSIMNoNo

Software

Software comparison: OPPO K15 versus Vivo S2
SpecOPPO K15Vivo S2
OS at launchAndroid 16 (ColorOS 16)Android 16 (OriginOS 6)
OS update pledge—3 years

Audio

Audio comparison: OPPO K15 versus Vivo S2
SpecOPPO K15Vivo S2
Stereo speakersYesYes
3.5mm jackNoNo

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