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InnoReviews

ASUS Zenfone 9 vs OnePlus 15

ASUS Zenfone 9
46.1Inno Score
VS
WINNER
OnePlus 15

OnePlus

OnePlus 15

$899

81.6Inno Score
45.8Performance92.9
49.3Display68
42.6Camera66.5
39.8Battery94.7
60Features78.7
2 spec wins — ASUS Zenfone 915 spec wins — OnePlus 15

InnoReviews verdict

OnePlus 15 wins this phone face-off, 81.6 to 46.1, pulling ahead mainly in battery (+55) and performance (+47). ASUS Zenfone 9 still makes sense if its price or standout specs fit your needs better.

Which would you pick?

Key differences

Reasons to pick the ASUS Zenfone 9

  • 20% lower weight: 169 g vs 211 g
  • Has 3.5mm jack — the other doesn't
  • Lower launch price: $699 vs $899

Reasons to pick the OnePlus 15

  • Stronger performance score: 93 vs 46
  • Stronger display score: 68 vs 49
  • Stronger camera score: 67 vs 43
  • Stronger battery score: 95 vs 40
  • Stronger features score: 79 vs 60

Display

Display comparison: ASUS Zenfone 9 versus OnePlus 15
SpecASUS Zenfone 9OnePlus 15
Screen size5.9 ″6.78 ″+15%
Panel typeAMOLEDLTPO AMOLED
Resolution2400x10802772x1272
Pixel density445 ppi450 ppi+1%
Refresh rate120 Hz165 Hz+38%
Peak brightness1,100 nits1,800 nits+64%
AnTuTu 10 (CPU)—1,084,061Top 4%
AnTuTu 10 (GPU)—1,342,827Top 7%
AnTuTu 10 (Memory)—425,901Top 4%
AnTuTu 10 (UX)—793,372Top 4%

Performance

Performance comparison: ASUS Zenfone 9 versus OnePlus 15
SpecASUS Zenfone 9OnePlus 15
ChipsetSnapdragon 8+ Gen 1Snapdragon 8 Elite Gen 5
AnTuTu 101,300,000Top 31%3,646,161+180%Top 1%
Geekbench 6 (single)1,800Top 40%3,850+114%Top 1%
Geekbench 6 (multi)4,600Top 40%11,900+159%Top 1%
RAM (max)8 GB16 GB+100%
Storage options128GB / 256GB256GB / 512GB / 1TB
Storage typeUFS 3.1UFS 4.1

Camera

Camera comparison: ASUS Zenfone 9 versus OnePlus 15
SpecASUS Zenfone 9OnePlus 15
Main camera50 MP50 MP
Main aperturef/1.9f/1.8
Ultra-wide12 MP50 MP+317%
Telephoto—50 MP
Optical zoom—3.5 x
Max video8K@24fps8K@30fps
Front camera12 MP32 MP+167%
OISYesYes

Battery

Battery comparison: ASUS Zenfone 9 versus OnePlus 15
SpecASUS Zenfone 9OnePlus 15
Capacity4,300 mAh7,300 mAh+70%
Wired charging30 W120 W+300%
Wireless charging—50 W

Design

Design comparison: ASUS Zenfone 9 versus OnePlus 15
SpecASUS Zenfone 9OnePlus 15
Weight169 g+20%211 g
Thickness9.1 mm8.2 mm+10%
IP ratingIP68IP69
Frame materialAluminumAluminum

Connectivity

Connectivity comparison: ASUS Zenfone 9 versus OnePlus 15
SpecASUS Zenfone 9OnePlus 15
5GYesYes
Wi-FiWi-Fi 6EWi-Fi 7
Bluetooth5.26.0
NFCYesYes
USBUSB-C 2.0USB-C 3.2
eSIMNoYes

Software

Software comparison: ASUS Zenfone 9 versus OnePlus 15
SpecASUS Zenfone 9OnePlus 15
OS at launchAndroid 12 (ZenUI)Android 16 (OxygenOS 16)
OS update pledge2 years4 years+100%

Audio

Audio comparison: ASUS Zenfone 9 versus OnePlus 15
SpecASUS Zenfone 9OnePlus 15
Stereo speakersYesYes
3.5mm jackYesNo

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