Between the OnePlus 14 and OnePlus Open 2, the OnePlus 14 comes out ahead in weight and pixel density, while the OnePlus Open 2 wins on screen size. Overall, the OnePlus 14 scores 73.8 and the OnePlus Open 2 scores 74.5 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (73.8 vs 74.5). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.
Pick the OnePlus 14 if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. The biggest gaps in its favor are weight, pixel density, wired charging, among others.
Pick the OnePlus Open 2 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.
Both ship with comparable ram, main camera, refresh rate, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why OnePlus 14 wins
- ▲Weight — 29.00 g less. 210 vs 239.
- ▲Pixel density — 26.87% more. 510 ppi vs 402 ppi.
- ▲Wired charging — 25.00% more. 100 W vs 80 W.
- ▲Battery capacity — 5.26% more. 6000 mAh vs 5700 mAh.
- ▲AnTuTu — 0.75% more. 2700000 vs 2680000.
Why OnePlus Open 2 wins
- ▲Screen size — 17.99% more. 8.0 " vs 6.78 ".
Spec comparison
Design
| Spec | OnePlus 14 | OnePlus Open 2 |
|---|---|---|
| Weight | 210 glead | 239 g |
| Thickness | 8.6 mmlead | 11.7 mm |
| Water resistanceⓘ | IP68 | IP68 |
| Form factor | bar | foldable_booklead |
Display
| Spec | OnePlus 14 | OnePlus Open 2 |
|---|---|---|
| Screen sizeⓘ | 6.78 " | 8.0 "lead |
| Pixel densityⓘ | 510 ppilead | 402 ppi |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 4500 nits | 4500 nits |
Performance
Cameras
| Spec | OnePlus 14 | OnePlus Open 2 |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MP | 32 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | OnePlus 14 | OnePlus Open 2 |
|---|---|---|
| Battery capacity | 6000 mAhlead | 5700 mAh |
| Wired chargingⓘ | 100 Wlead | 80 W |
| Wireless chargingⓘ | 50 W | 50 W |
Connectivity
| Spec | OnePlus 14 | OnePlus Open 2 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | OnePlus 14 | OnePlus Open 2 |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 4 years | 4 years |
Frequently asked
Which has better battery, OnePlus 14 or OnePlus Open 2?+
OnePlus 14 has 5.3% more battery — 6000 mAh vs 5700 mAh.
Which is lighter, OnePlus 14 or OnePlus Open 2?+
OnePlus 14 is 29g lighter — 210g vs 239g.
Is OnePlus 14 waterproof?+
OnePlus 14 has an IP68 rating.
Does OnePlus Open 2 support 5G?+
Yes, OnePlus Open 2 supports 5G.
Which has a better camera, OnePlus 14 or OnePlus Open 2?+
OnePlus Open 2 has a 50 MP main camera vs 50 MP.
Spec-level deep dives
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