Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | OnePlus Open 2 | Oppo - Find X8 |
|---|---|---|
| Weight | 239 g | 193 g |
| RAM | 16 GB | 12 GB |
| Screen size | 8.0 " | 6.59 " |
| Pixel density | 402 ppi | 460 ppi |
| AnTuTu | 2680000 | 2580000 |
| Battery capacity | 5700 mAh | 5630 mAh |
Between the OnePlus Open 2 and Find X8, the OnePlus Open 2 comes out ahead in ram / screen size, while the Find X8 wins on weight / pixel density. Overall, the OnePlus Open 2 scores 71.8 and the Find X8 scores 70.9 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (71.8 vs 70.9). 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 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 ram, screen size, antutu, among others. The single most decisive one: RAM — 33.33% more. 16 GB vs 12 GB.
Pick the Find X8 if you care most about weight / pixel density. Its strongest claims are weight, pixel density, promised os updates. The single most decisive one: Weight — 46.00 g less. 193 vs 239.
Both ship with comparable main camera, refresh rate, 5g support, 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 Oppo - Find X8?
OnePlus Open 2 leads the current Mars Score by 0.9 points.The more useful decision is the trade-off behind that result: compare screen size, ram, 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 ram gb, screen size in, antutu score.
Choose Oppo - Find X8 if…
Oppo - Find X8 has the measurable edge on weight g, pixel density ppi, 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 Open 2 wins
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲Screen size — 21.40% more. 8.0 " vs 6.59 ".
- ▲AnTuTu — 3.88% more. 2680000 vs 2580000.
- ▲Battery capacity — 1.24% more. 5700 mAh vs 5630 mAh.
Why Oppo - Find X8 wins
- ▲Weight — 46.00 g less. 193 vs 239.
- ▲Pixel density — 14.43% more. 460 ppi vs 402 ppi.
- ▲Promised OS updates: 5 (vs 4).
Spec comparison
Design
| Spec | OnePlus Open 2 | Oppo - Find X8 |
|---|---|---|
| Weight | 239 g | 193 glead |
| Thickness | 11.7 mm | 7.85 mmlead |
| Water resistanceⓘ | IP68 | IP68 |
| Form factor | foldable_booklead | bar |
Display
| Spec | OnePlus Open 2 | Oppo - Find X8 |
|---|---|---|
| Screen size | 8.0 "lead | 6.59 " |
| Pixel densityⓘ | 402 ppi | 460 ppilead |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Peak brightnessⓘ | 4500 nits | 4500 nits |
Performance
| Spec | OnePlus Open 2 | Oppo - Find X8 |
|---|---|---|
| RAMⓘ | 16 GBlead | 12 GB |
| Storageⓘ | 512 GBlead | 256 GB |
| AnTuTuⓘ | 2680000lead | 2580000 |
| CPU total clockⓘ | 22.8 GHzlead | 22.4 GHz |
Cameras
| Spec | OnePlus Open 2 | Oppo - Find X8 |
|---|---|---|
| Main cameraⓘ | 50 MP | 50 MP |
| Front camera | 32 MP | 32 MP |
| Optical image stabilizationⓘ | true | true |
Battery
| Spec | OnePlus Open 2 | Oppo - Find X8 |
|---|---|---|
| Battery capacityⓘ | 5700 mAhlead | 5630 mAh |
| Wired chargingⓘ | 80 W | 80 W |
| Wireless chargingⓘ | 50 W | 50 W |
Connectivity
| Spec | OnePlus Open 2 | Oppo - Find X8 |
|---|---|---|
| 5G supportⓘ | true | true |
| Headphone jack | false | false |
| microSD slot | false | false |
Operating System
| Spec | OnePlus Open 2 | Oppo - Find X8 |
|---|---|---|
| OS | Android | Android |
| Promised OS updates | 4 years | 5 yearslead |
Frequently asked
Which has better battery, OnePlus Open 2 or Find X8?+
OnePlus Open 2 has 1.2% more battery — 5700 mAh vs 5630 mAh.
Which is lighter, OnePlus Open 2 or Find X8?+
Find X8 is 46g lighter — 239g vs 193g.
Is OnePlus Open 2 waterproof?+
OnePlus Open 2 has an IP68 rating.
Does Find X8 support 5G?+
Yes, Find X8 supports 5G.
Which has more RAM, OnePlus Open 2 or Find X8?+
OnePlus Open 2 offers 16GB of RAM.
Which has a better camera, OnePlus Open 2 or Find X8?+
Find X8 has a 50 MP main camera vs 50 MP.