Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Kobo - Sage | PocketBook - Era Color |
|---|---|---|
| Storage | 32 GB | 16 GB |
| Weight | 240 g | 200 g |
| Screen size | 8 " | 7 " |
| Color screen | false | true |
Between the Sage and Era Color, the Sage comes out ahead in storage / screen size, while the Era Color wins on weight / color screen. Overall, the Sage scores 73.1 and the Era Color scores 69.2 on our Mars Score.
Which should you buy?
The Sage edges ahead on the Mars Score (73.1 vs 69.2), but the 3.9-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Sage 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. The single most decisive one: Storage — 100.00% more. 32 GB vs 16 GB.
Pick the Era Color if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are weight, color screen. The single most decisive one: Weight — 40.00 g less. 200 vs 240.
Both ship with comparable resolution, waterproof, 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: Kobo - Sage or PocketBook - Era Color?
Kobo - Sage leads the current Mars Score by 3.9 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 Kobo - Sage if…
Kobo - Sage has the measurable edge on storage gb, screen size in.
Choose PocketBook - Era Color if…
PocketBook - Era Color has the measurable edge on weight g, 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 - Sage wins
- ▲Storage — 100.00% more. 32 GB vs 16 GB.
- ▲Screen size — 14.29% more. 8 " vs 7 ".
Why PocketBook - Era Color wins
- ▲Weight — 40.00 g less. 200 vs 240.
- ▲Has Color screen.
Spec comparison
Display
| Spec | Kobo - Sage | PocketBook - Era Color |
|---|---|---|
| Screen size | 8 "lead | 7 " |
| Resolution | 300 ppi | 300 ppi |
| Color screen | false | truelead |
| Warm light | true | true |
Design
| Spec | Kobo - Sage | PocketBook - Era Color |
|---|---|---|
| Weight | 240 g | 200 glead |
| Waterproof | true | true |
| Page-turn buttons | true | true |
Storage & Battery
| Spec | Kobo - Sage | PocketBook - Era Color |
|---|---|---|
| Storageⓘ | 32 GBlead | 16 GB |
| Battery life | 8 weekslead | 5 weeks |