Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | OnePlus Open 2 | Realme - GT 7 Pro |
|---|---|---|
| Front camera | 32 MP | 16 MP |
| Wired charging | 80 W | 120 W |
| Screen size | 8.0 " | 6.78 " |
| Weight | 239 g | 222.8 g |
| Pixel density | 402 ppi | 450 ppi |
| Battery capacity | 5700 mAh | 5800 mAh |
Between the OnePlus Open 2 and GT 7 Pro, the OnePlus Open 2 comes out ahead in front camera / screen size, while the GT 7 Pro wins on wired charging / weight. Overall, the OnePlus Open 2 scores 71.8 and the GT 7 Pro scores 71.3 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (71.8 vs 71.3). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the OnePlus Open 2 if you photograph or shoot video regularly and want the better imaging pipeline of the two. The biggest gaps in its favor are front camera, screen size. The single most decisive one: Front camera — 100.00% more. 32 MP vs 16 MP.
Pick the GT 7 Pro 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 wired charging, weight, pixel density, among others. The single most decisive one: Wired charging — 50.00% more. 120 W vs 80 W.
Both ship with comparable ram, main camera, refresh rate, so those specs do not 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 says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: OnePlus Open 2 or Realme - GT 7 Pro?
OnePlus Open 2 leads the current Mars Score by 0.5 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 Open 2 if…
OnePlus Open 2 has the measurable edge on front cam mp, screen size in.
Choose Realme - GT 7 Pro if…
Realme - GT 7 Pro has the measurable edge on wired charging w, weight g, pixel density ppi.
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 Open 2 wins
- ▲Front camera — 100.00% more. 32 MP vs 16 MP.
- ▲Screen size — 17.99% more. 8.0 " vs 6.78 ".
Why Realme - GT 7 Pro wins
- ▲Wired charging — 50.00% more. 120 W vs 80 W.
- ▲Weight — 16.20 g less. 222.8 vs 239.
- ▲Pixel density — 11.94% more. 450 ppi vs 402 ppi.
- ▲Battery capacity — 1.75% more. 5800 mAh vs 5700 mAh.
Spec comparison
Design
| Spec | OnePlus Open 2 | Realme - GT 7 Pro |
|---|---|---|
| Weight | 239 g | 222.8 glead |
| Thickness | 11.7 mm | 8.55 mmlead |
| Water resistanceⓘ | IP68 | IP68 |
| Form factor | foldable_booklead | bar |
Display
| Spec | OnePlus Open 2 | Realme - GT 7 Pro |
|---|---|---|
| Screen size | 8.0 "lead | 6.78 " |
| Pixel densityⓘ | 402 ppi | 450 ppilead |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 4500 nits | 6500 nitslead |
Performance
| Spec | OnePlus Open 2 | Realme - GT 7 Pro |
|---|---|---|
| RAMⓘ | 16 GB | 16 GB |
| Storageⓘ | 512 GB | 512 GB |
| AnTuTuⓘ | 2680000 | 2680000 |
| CPU total clockⓘ | 22.8 GHz | 22.8 GHz |
Cameras
| Spec | OnePlus Open 2 | Realme - GT 7 Pro |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MPlead | 16 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | OnePlus Open 2 | Realme - GT 7 Pro |
|---|---|---|
| Battery capacityⓘ | 5700 mAh | 5800 mAhlead |
| Wired chargingⓘ | 80 W | 120 Wlead |
| Wireless chargingⓘ | 50 W | 50 W |
Connectivity
| Spec | OnePlus Open 2 | Realme - GT 7 Pro |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | OnePlus Open 2 | Realme - GT 7 Pro |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 4 years | 4 years |
Frequently asked
Which has better battery, OnePlus Open 2 or GT 7 Pro?+
GT 7 Pro has 1.8% more battery — 5700 mAh vs 5800 mAh.
Which is lighter, OnePlus Open 2 or GT 7 Pro?+
GT 7 Pro is 16g lighter — 239g vs 222.8g.
Is OnePlus Open 2 waterproof?+
OnePlus Open 2 has an IP68 rating.
Does GT 7 Pro support 5G?+
Yes, GT 7 Pro supports 5G.
Which has a better camera, OnePlus Open 2 or GT 7 Pro?+
GT 7 Pro has a 50 MP main camera vs 50 MP.