Between the OnePlus 15 and Pixel 9, the OnePlus 15 comes out ahead in wired charging and wireless charging, while the Pixel 9 wins on weight and promised os updates. Overall, the OnePlus 15 scores 78.4 and the Pixel 9 scores 63.5 on our Mars Score.
Which should you buy?
The OnePlus 15 is the clear pick on raw spec strength, leading by 14.9 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the OnePlus 15 if you photograph or shoot video regularly and want the better imaging pipeline of the two. The biggest gaps in its favor are wired charging, wireless charging, front camera, among others.
Pick the Pixel 9 if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are weight, promised os updates.
Both ship with comparable main camera, refresh rate, 5g support, so those specs don't separate the two — focus on the differences below.
Bottom line: the OnePlus 15 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why OnePlus 15 wins
- ▲Wired charging — 344.44% more. 120 W vs 27 W.
- ▲Wireless charging — 233.33% more. 50 W vs 15 W.
- ▲Front camera — 204.76% more. 32 MP vs 10.5 MP.
- ▲AnTuTu — 137.90% more. 2950000 vs 1240000.
- ▲Battery capacity — 59.57% more. 7500 mAh vs 4700 mAh.
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲Screen size — 7.62% more. 6.78 " vs 6.3 ".
- ▲Pixel density — 6.64% more. 450 ppi vs 422 ppi.
Why Google - Pixel 9 wins
- ▲Weight — 13.00 g less. 198 vs 211.
- ▲Promised OS updates: 7 (vs 5).
Spec comparison
Design
| Spec | OnePlus 15 | Google - Pixel 9 |
|---|---|---|
| Weight | 211 g | 198 glead |
| Thickness | 8.3 mmlead | 8.5 mm |
| Water resistanceⓘ | IP69lead | IP68 |
| Form factor | bar | bar |
Display
| Spec | OnePlus 15 | Google - Pixel 9 |
|---|---|---|
| Screen sizeⓘ | 6.78 "lead | 6.3 " |
| Pixel densityⓘ | 450 ppilead | 422 ppi |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 4500 nitslead | 2700 nits |
Performance
Cameras
| Spec | OnePlus 15 | Google - Pixel 9 |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MPlead | 10.5 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | OnePlus 15 | Google - Pixel 9 |
|---|---|---|
| Battery capacity | 7500 mAhlead | 4700 mAh |
| Wired chargingⓘ | 120 Wlead | 27 W |
| Wireless chargingⓘ | 50 Wlead | 15 W |
Connectivity
| Spec | OnePlus 15 | Google - Pixel 9 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | OnePlus 15 | Google - Pixel 9 |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 5 years | 7 yearslead |
Frequently asked
Which has better battery, OnePlus 15 or Pixel 9?+
OnePlus 15 has 59.6% more battery — 7500 mAh vs 4700 mAh.
Which is lighter, OnePlus 15 or Pixel 9?+
Pixel 9 is 13g lighter — 211g vs 198g.
Is OnePlus 15 waterproof?+
OnePlus 15 has an IP69 rating.
Does Pixel 9 support 5G?+
Yes, Pixel 9 supports 5G.
Which has more RAM, OnePlus 15 or Pixel 9?+
OnePlus 15 offers 16GB of RAM.
Which has a better camera, OnePlus 15 or Pixel 9?+
Pixel 9 has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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