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vsMars
Head-to-head

Boox - Note Air 4 C vs reMarkable - Paper Pro

Last updated · How Mars Score works
Note Air 4 CBOOXILLUSTRATION
Probe A
Boox
Note Air 4 C
77.7/ 100B
Display95· 45%
Storage & Battery66· 30%
Design58· 25%
Paper ProREMARKABLEILLUSTRATION
Probe B
reMarkable
Paper Pro
67.5/ 100C
Display81· 45%
Storage & Battery66· 30%
Design41· 25%
The fork

Where they actually differ

The most decisive specs, ranked by how much they matter — before the full spec table.

SpecBoox - Note Air 4 CreMarkable - Paper Pro
Weight420 g525 g
Resolution300 ppi229 ppi
Screen size10.3 "11.8 "
Quick verdict

Between the Note Air 4 C and Paper Pro, the Note Air 4 C comes out ahead in weight / resolution, while the Paper Pro wins on screen size. Overall, the Note Air 4 C scores 77.7 and the Paper Pro scores 67.5 on our Mars Score.

Buying advice

Which should you buy?

The Note Air 4 C is the clear pick on raw spec strength, leading by 10.2 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 Note Air 4 C 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. The single most decisive one: Weight — 105.00 g less. 420 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 screen size. The single most decisive one: Screen size — 14.56% more. 11.8 " vs 10.3 ".

Both ship with comparable storage, waterproof, color screen, so those specs do not separate the two — focus on the differences below.

Bottom line: the Note Air 4 C is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.

Decision guide

Which should you buy: Boox - Note Air 4 C or reMarkable - Paper Pro?

Boox - Note Air 4 C leads the current Mars Score by 10.2 points.The more useful decision is the trade-off behind that result: compare screen size, resolution, weight against the way you will actually use the product.

Choose Boox - Note Air 4 C if…

Boox - Note Air 4 C has the measurable edge on weight g, resolution ppi.

Choose reMarkable - Paper Pro if…

reMarkable - Paper Pro has the measurable edge on screen size in.

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 - Note Air 4 C wins

  • Weight — 105.00 g less. 420 vs 525.
  • Resolution — 31.00% more. 300 ppi vs 229 ppi.

Why reMarkable - Paper Pro wins

  • Screen size — 14.56% more. 11.8 " vs 10.3 ".
Full readout

Spec comparison

Display

SpecBoox - Note Air 4 CreMarkable - Paper Pro
Screen size10.3 "11.8 "lead
Resolution300 ppilead229 ppi
Color screentruetrue
Warm lighttruetrue

Design

SpecBoox - Note Air 4 CreMarkable - Paper Pro
Weight420 glead525 g
Waterprooffalsefalse
Page-turn buttonsfalsefalse

Storage & Battery

SpecBoox - Note Air 4 CreMarkable - Paper Pro
Storage64 GB64 GB
Battery life3 weekslead2 weeks
Drill down

Spec-level deep dives

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