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InnoReviews

OPPO K15 vs Vivo X300 E

OPPO K15
61.1Inno Score
VS
WINNER
Vivo X300 E
67.9Inno Score
46.7Performance46.7
53.6Display84
58.6Camera60.5
79.8Battery81.6
86.7Features86.7
3 spec wins — OPPO K155 spec wins — Vivo X300 E

InnoReviews verdict

Vivo X300 E wins this phone face-off, 67.9 to 61.1, pulling ahead mainly in display (+30) and camera (+2). OPPO K15 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

  • 525% higher ultra-wide: 50 MP vs 8 MP
  • 11% higher capacity: 8,000 mAh vs 7,200 mAh

Reasons to pick the Vivo X300 E

  • Stronger display score: 84 vs 54
  • 317% higher Peak brightness: 5,000 nits vs 1,200 nits
  • 20% higher Refresh rate: 144 Hz vs 120 Hz
  • 13% higher Wired charging: 90 W vs 80 W

Display

Display comparison: OPPO K15 versus Vivo X300 E
SpecOPPO K15Vivo X300 E
Screen size6.59 ″6.59 ″
Panel typeAMOLEDAMOLED
Resolution2760x12561260x2750
Pixel density460 ppi459 ppi
Refresh rate120 Hz144 Hz+20%
Peak brightness1,200 nits5,000 nits+317%
Screen-to-body88.9 %—

Performance

Performance comparison: OPPO K15 versus Vivo X300 E
SpecOPPO K15Vivo X300 E
ChipsetDimensity 7360 SuperQualcomm Snapdragon 8 Gen 5
RAM (max)12 GB12 GB
Storage options256GB256/512GB
Storage typeUFS 3.1UFS 4.1

Camera

Camera comparison: OPPO K15 versus Vivo X300 E
SpecOPPO K15Vivo X300 E
Main camera50 MP50 MP
Main aperturef/1.8f/1.9
Ultra-wide50 MP+525%8 MP
Telephoto—50 MP
Optical zoom—3 x
Max video4K@30fps—
Front camera50 MP50 MP
OISYesYes

Battery

Battery comparison: OPPO K15 versus Vivo X300 E
SpecOPPO K15Vivo X300 E
Capacity8,000 mAh+11%7,200 mAh
Wired charging80 W90 W+13%

Design

Design comparison: OPPO K15 versus Vivo X300 E
SpecOPPO K15Vivo X300 E
Weight205 g200 g+2%
Thickness8.3 mm7.8 mm+6%
IP ratingIP68/IP69IP68/IP69
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: OPPO K15 versus Vivo X300 E
SpecOPPO K15Vivo X300 E
5GYesYes
Wi-FiWi-Fi 6Wi-Fi 7
Bluetooth5.45.4
NFCYesYes
USBUSB-C 2.0USB-C 2.0
eSIMNoNo

Software

Software comparison: OPPO K15 versus Vivo X300 E
SpecOPPO K15Vivo X300 E
OS at launchAndroid 16 (ColorOS 16)Android 16 (OriginOS 6)

Audio

Audio comparison: OPPO K15 versus Vivo X300 E
SpecOPPO K15Vivo X300 E
Stereo speakersYesYes
3.5mm jackNoNo

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