Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | OnePlus - Pad 2 | Xiaomi - Pad 6S Pro 12.4 |
|---|---|---|
| Weight | 584 g | 590 g |
| Screen size | 12.1 " | 12.4 " |
Between the Pad 2 and Pad 6S Pro 12.4, the Pad 2 comes out ahead in weight, while the Pad 6S Pro 12.4 wins on screen size. Overall, the Pad 2 scores 62.5 and the Pad 6S Pro 12.4 scores 62.7 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (62.5 vs 62.7). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Pad 2 if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are weight. The single most decisive one: Weight — 6.00 g less. 584 vs 590.
Pick the Pad 6S Pro 12.4 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. The single most decisive one: Screen size — 2.48% more. 12.4 " vs 12.1 ".
Both ship with comparable ram, storage, 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 - Pad 2 or Xiaomi - Pad 6S Pro 12.4?
Xiaomi - Pad 6S Pro 12.4 leads the current Mars Score by 0.2 points.The more useful decision is the trade-off behind that result: compare screen size against the way you will actually use the product.
Choose OnePlus - Pad 2 if…
OnePlus - Pad 2 has the measurable edge on weight g.
Choose Xiaomi - Pad 6S Pro 12.4 if…
Xiaomi - Pad 6S Pro 12.4 has the measurable edge on screen size in.
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 - Pad 2 wins
- ▲Weight — 6.00 g less. 584 vs 590.
Why Xiaomi - Pad 6S Pro 12.4 wins
- ▲Screen size — 2.48% more. 12.4 " vs 12.1 ".
Spec comparison
Display
| Spec | OnePlus - Pad 2 | Xiaomi - Pad 6S Pro 12.4 |
|---|---|---|
| Screen size | 12.1 " | 12.4 "lead |
| Refresh rateⓘ | 144 Hz | 144 Hz |
| Panelⓘ | LCD | LCD |
| Peak brightnessⓘ | 900 nits | 900 nits |
Performance
Design
| Spec | OnePlus - Pad 2 | Xiaomi - Pad 6S Pro 12.4 |
|---|---|---|
| Weight | 584 glead | 590 g |
| Stylus support | true | true |
| Cellular | false | false |
| OS | Android | Android |