Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Kobo - Libra 2 | reMarkable - Paper Pro |
|---|---|---|
| Weight | 215 g | 525 g |
| Storage | 32 GB | 64 GB |
| Screen size | 7 " | 11.8 " |
| Resolution | 300 ppi | 229 ppi |
| Waterproof | true | false |
| Color screen | false | true |
Between the Libra 2 and Paper Pro, the Libra 2 comes out ahead in weight / resolution, while the Paper Pro wins on storage / screen size. Overall, the Libra 2 scores 71 and the Paper Pro scores 67.5 on our Mars Score.
Which should you buy?
The Libra 2 edges ahead on the Mars Score (71 vs 67.5), but the 3.5-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Libra 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, resolution, waterproof. The single most decisive one: Weight — 310.00 g less. 215 vs 525.
Pick the Paper 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 storage, screen size, color screen. The single most decisive one: Storage — 100.00% more. 64 GB vs 32 GB.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
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: Kobo - Libra 2 or reMarkable - Paper Pro?
Kobo - Libra 2 leads the current Mars Score by 3.5 points.The more useful decision is the trade-off behind that result: compare screen size, resolution, storage, weight against the way you will actually use the product.
Choose Kobo - Libra 2 if…
Kobo - Libra 2 has the measurable edge on weight g, resolution ppi, waterproof.
Choose reMarkable - Paper Pro if…
reMarkable - Paper Pro has the measurable edge on storage gb, screen size in, has color screen.
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 Kobo - Libra 2 wins
- ▲Weight — 310.00 g less. 215 vs 525.
- ▲Resolution — 31.00% more. 300 ppi vs 229 ppi.
- ▲Has Waterproof.
Why reMarkable - Paper Pro wins
- ▲Storage — 100.00% more. 64 GB vs 32 GB.
- ▲Screen size — 68.57% more. 11.8 " vs 7 ".
- ▲Has Color screen.
Spec comparison
Display
| Spec | Kobo - Libra 2 | reMarkable - Paper Pro |
|---|---|---|
| Screen size | 7 " | 11.8 "lead |
| Resolution | 300 ppilead | 229 ppi |
| Color screen | false | truelead |
| Warm light | true | true |
Design
| Spec | Kobo - Libra 2 | reMarkable - Paper Pro |
|---|---|---|
| Weight | 215 glead | 525 g |
| Waterproof | truelead | false |
| Page-turn buttons | truelead | false |
Storage & Battery
| Spec | Kobo - Libra 2 | reMarkable - Paper Pro |
|---|---|---|
| Storageⓘ | 32 GB | 64 GBlead |
| Battery life | 6 weekslead | 2 weeks |