Apple - iPad Pro 13 M4 (512GB) vs Xiaomi - Pad 6S Pro 12.4
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Apple - iPad Pro 13 M4 (512GB) | Xiaomi - Pad 6S Pro 12.4 |
|---|---|---|
| Storage | 512 GB | 256 GB |
| Peak brightness | 1600 nits | 900 nits |
| RAM | 16 GB | 12 GB |
| Refresh rate | 120 Hz | 144 Hz |
| Weight | 579 g | 590 g |
| Screen size | 13 " | 12.4 " |
Between the iPad Pro 13 M4 (512GB) and Pad 6S Pro 12.4, the iPad Pro 13 M4 (512GB) comes out ahead in storage / peak brightness, while the Pad 6S Pro 12.4 wins on refresh rate. Overall, the iPad Pro 13 M4 (512GB) scores 66.2 and the Pad 6S Pro 12.4 scores 62.7 on our Mars Score.
Which should you buy?
The iPad Pro 13 M4 (512GB) edges ahead on the Mars Score (66.2 vs 62.7), but the 3.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the iPad Pro 13 M4 (512GB) 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 storage, peak brightness, ram, among others. The single most decisive one: Storage — 100.00% more. 512 GB vs 256 GB.
Pick the Pad 6S Pro 12.4 if you care most about refresh rate. Its strongest claims are refresh rate. The single most decisive one: Refresh rate — 20.00% more. 144 Hz vs 120 Hz.
Both ship with comparable stylus 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: Apple - iPad Pro 13 M4 (512GB) or Xiaomi - Pad 6S Pro 12.4?
Apple - iPad Pro 13 M4 (512GB) leads the current Mars Score by 3.5 points.The more useful decision is the trade-off behind that result: compare screen size, ram, storage, refresh rate against the way you will actually use the product.
Choose Apple - iPad Pro 13 M4 (512GB) if…
Apple - iPad Pro 13 M4 (512GB) has the measurable edge on storage gb, peak brightness nits, ram gb.
Choose Xiaomi - Pad 6S Pro 12.4 if…
Xiaomi - Pad 6S Pro 12.4 has the measurable edge on refresh rate hz.
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 Apple - iPad Pro 13 M4 (512GB) wins
- ▲Storage — 100.00% more. 512 GB vs 256 GB.
- ▲Peak brightness — 77.78% more. 1600 nits vs 900 nits.
- ▲RAM — 33.33% more. 16 GB vs 12 GB.
- ▲Weight — 11.00 g less. 579 vs 590.
- ▲Screen size — 4.84% more. 13 " vs 12.4 ".
Why Xiaomi - Pad 6S Pro 12.4 wins
- ▲Refresh rate — 20.00% more. 144 Hz vs 120 Hz.
Spec comparison
Display
| Spec | Apple - iPad Pro 13 M4 (512GB) | Xiaomi - Pad 6S Pro 12.4 |
|---|---|---|
| Screen size | 13 "lead | 12.4 " |
| Refresh rateⓘ | 120 Hz | 144 Hzlead |
| Panelⓘ | OLEDlead | LCD |
| Peak brightnessⓘ | 1600 nitslead | 900 nits |
Performance
Design
| Spec | Apple - iPad Pro 13 M4 (512GB) | Xiaomi - Pad 6S Pro 12.4 |
|---|---|---|
| Weight | 579 glead | 590 g |
| Stylus support | true | true |
| Cellular | truelead | false |
| OS | iPadOS | Androidlead |