Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | OnePlus 15 | Google - Pixel 9 Pro Fold |
|---|---|---|
| Wireless charging | 50 W | 7.5 W |
| Wired charging | 120 W | 21 W |
| Front camera | 32 MP | 10 MP |
| AnTuTu | 2950000 | 1240000 |
| Battery capacity | 7500 mAh | 4650 mAh |
| Weight | 211 g | 257 g |
Between the OnePlus 15 and Pixel 9 Pro Fold, the OnePlus 15 comes out ahead in wireless charging / wired charging, while the Pixel 9 Pro Fold wins on screen size / water resistance. Overall, the OnePlus 15 scores 76.7 and the Pixel 9 Pro Fold scores 66 on our Mars Score.
Which should you buy?
The OnePlus 15 is the clear pick on raw spec strength, leading by 10.7 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 wireless charging, wired charging, front camera, among others. The single most decisive one: Wireless charging — 566.67% more. 50 W vs 7.5 W.
Pick the Pixel 9 Pro Fold if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are screen size, water resistance, promised os updates. The single most decisive one: Screen size — 17.99% more. 8.0 " vs 6.78 ".
Both ship with comparable ram, refresh rate, 5g support, so those specs do not 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.
Which should you buy: OnePlus 15 or Google - Pixel 9 Pro Fold?
OnePlus 15 leads the current Mars Score by 10.7 points.The more useful decision is the trade-off behind that result: compare screen size, pixel density, battery capacity against the way you will actually use the product.
Choose OnePlus 15 if…
OnePlus 15 has the measurable edge on wireless charging w, wired charging w, front cam mp.
Choose Google - Pixel 9 Pro Fold if…
Google - Pixel 9 Pro Fold has the measurable edge on screen size in, ip rating, promised os years.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why OnePlus 15 wins
- ▲Wireless charging — 566.67% more. 50 W vs 7.5 W.
- ▲Wired charging — 471.43% more. 120 W vs 21 W.
- ▲Front camera — 220.00% more. 32 MP vs 10 MP.
- ▲AnTuTu — 137.90% more. 2950000 vs 1240000.
- ▲Battery capacity — 61.29% more. 7500 mAh vs 4650 mAh.
- ▲Weight — 46.00 g less. 211 vs 257.
- ▲Pixel density — 20.64% more. 450 ppi vs 373 ppi.
- ▲Main camera — 4.17% more. 50 MP vs 48 MP.
Why Google - Pixel 9 Pro Fold wins
- ▲Screen size — 17.99% more. 8.0 " vs 6.78 ".
- ▲Water resistance: IPX8 (vs IP69).
- ▲Promised OS updates: 7 (vs 5).
Spec comparison
Design
| Spec | OnePlus 15 | Google - Pixel 9 Pro Fold |
|---|---|---|
| Weight | 211 glead | 257 g |
| Thickness | 8.3 mmlead | 10.5 mm |
| Water resistanceⓘ | IP69 | IPX8lead |
| Form factor | bar | foldable_booklead |
Display
| Spec | OnePlus 15 | Google - Pixel 9 Pro Fold |
|---|---|---|
| Screen size | 6.78 " | 8.0 "lead |
| Pixel densityⓘ | 450 ppilead | 373 ppi |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 4500 nitslead | 2700 nits |
Performance
| Spec | OnePlus 15 | Google - Pixel 9 Pro Fold |
|---|---|---|
| RAMⓘ | 16 GB | 16 GB |
| Storageⓘ | 512 GBlead | 256 GB |
| AnTuTuⓘ | 2950000lead | 1240000 |
| CPU total clockⓘ | 23.6 GHzlead | 14.6 GHz |
Cameras
| Spec | OnePlus 15 | Google - Pixel 9 Pro Fold |
|---|---|---|
| Main cameraⓘ | 50 MPlead | 48 MP |
| Front camera | 32 MPlead | 10 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | OnePlus 15 | Google - Pixel 9 Pro Fold |
|---|---|---|
| Battery capacityⓘ | 7500 mAhlead | 4650 mAh |
| Wired chargingⓘ | 120 Wlead | 21 W |
| Wireless chargingⓘ | 50 Wlead | 7.5 W |
Connectivity
| Spec | OnePlus 15 | Google - Pixel 9 Pro Fold |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | OnePlus 15 | Google - Pixel 9 Pro Fold |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 5 years | 7 yearslead |
Frequently asked
Which has better battery, OnePlus 15 or Pixel 9 Pro Fold?+
OnePlus 15 has 61.3% more battery — 7500 mAh vs 4650 mAh.
Which is lighter, OnePlus 15 or Pixel 9 Pro Fold?+
OnePlus 15 is 46g lighter — 211g vs 257g.
Is OnePlus 15 waterproof?+
OnePlus 15 has an IP69 rating.
Does Pixel 9 Pro Fold support 5G?+
Yes, Pixel 9 Pro Fold supports 5G.
Which has a better camera, OnePlus 15 or Pixel 9 Pro Fold?+
OnePlus 15 has a 50 MP main camera vs 48 MP.