Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Boox - Palma 2 | Kobo - Libra Colour |
|---|---|---|
| Storage | 128 GB | 32 GB |
| Weight | 170 g | 199 g |
| Screen size | 6.13 " | 7 " |
| Waterproof | false | true |
| Color screen | false | true |
Between the Palma 2 and Libra Colour, the Palma 2 comes out ahead in storage / weight, while the Libra Colour wins on screen size / waterproof. Overall, the Palma 2 scores 83 and the Libra Colour scores 71.5 on our Mars Score.
Which should you buy?
The Palma 2 is the clear pick on raw spec strength, leading by 11.5 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Palma 2 if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are storage, weight. The single most decisive one: Storage — 300.00% more. 128 GB vs 32 GB.
Pick the Libra Colour 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, waterproof, color screen. The single most decisive one: Screen size — 14.19% more. 7 " vs 6.13 ".
Both ship with comparable resolution, so those specs do not separate the two — focus on the differences below.
Bottom line: the Palma 2 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Boox - Palma 2 or Kobo - Libra Colour?
Boox - Palma 2 leads the current Mars Score by 11.5 points.The more useful decision is the trade-off behind that result: compare screen size, storage, weight against the way you will actually use the product.
Choose Boox - Palma 2 if…
Boox - Palma 2 has the measurable edge on storage gb, weight g.
Choose Kobo - Libra Colour if…
Kobo - Libra Colour has the measurable edge on screen size in, waterproof, 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 Boox - Palma 2 wins
- ▲Storage — 300.00% more. 128 GB vs 32 GB.
- ▲Weight — 29.00 g less. 170 vs 199.
Why Kobo - Libra Colour wins
- ▲Screen size — 14.19% more. 7 " vs 6.13 ".
- ▲Has Waterproof.
- ▲Has Color screen.
Spec comparison
Display
| Spec | Boox - Palma 2 | Kobo - Libra Colour |
|---|---|---|
| Screen size | 6.13 " | 7 "lead |
| Resolution | 300 ppi | 300 ppi |
| Color screen | false | truelead |
| Warm light | true | true |
Design
| Spec | Boox - Palma 2 | Kobo - Libra Colour |
|---|---|---|
| Weight | 170 glead | 199 g |
| Waterproof | false | truelead |
| Page-turn buttons | false | truelead |
Storage & Battery
| Spec | Boox - Palma 2 | Kobo - Libra Colour |
|---|---|---|
| Storageⓘ | 128 GBlead | 32 GB |
| Battery life | 2 weeks | 6 weekslead |