Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Boox - Palma 2 | Kobo - Clara BW |
|---|---|---|
| Storage | 128 GB | 16 GB |
| Screen size | 6.13 " | 6 " |
| Weight | 170 g | 172 g |
| Waterproof | false | true |
Between the Palma 2 and Clara BW, the Palma 2 comes out ahead in storage / screen size, while the Clara BW wins on waterproof. Overall, the Palma 2 scores 83 and the Clara BW scores 67.2 on our Mars Score.
Which should you buy?
The Palma 2 is the clear pick on raw spec strength, leading by 15.8 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 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, screen size, weight. The single most decisive one: Storage — 700.00% more. 128 GB vs 16 GB.
Pick the Clara BW if you care most about waterproof. Its strongest claims are waterproof. The single most decisive one: Has Waterproof.
Both ship with comparable resolution, color screen, 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 - Clara BW?
Boox - Palma 2 leads the current Mars Score by 15.8 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, screen size in, weight g.
Choose Kobo - Clara BW if…
Kobo - Clara BW has the measurable edge on waterproof.
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 — 700.00% more. 128 GB vs 16 GB.
- ▲Screen size — 2.17% more. 6.13 " vs 6 ".
- ▲Weight — 2.00 g less. 170 vs 172.
Why Kobo - Clara BW wins
- ▲Has Waterproof.
Spec comparison
Display
| Spec | Boox - Palma 2 | Kobo - Clara BW |
|---|---|---|
| Screen size | 6.13 "lead | 6 " |
| Resolution | 300 ppi | 300 ppi |
| Color screen | false | false |
| Warm light | true | true |
Design
| Spec | Boox - Palma 2 | Kobo - Clara BW |
|---|---|---|
| Weight | 170 glead | 172 g |
| Waterproof | false | truelead |
| Page-turn buttons | false | false |
Storage & Battery
| Spec | Boox - Palma 2 | Kobo - Clara BW |
|---|---|---|
| Storageⓘ | 128 GBlead | 16 GB |
| Battery life | 2 weeks | 6 weekslead |