HEIMPLANET Motion Arc 20 vs. Kathmandu Cotinga Kid's Pack
Two carry-on travel backpacks, compared spec for spec.
HEIMPLANET Motion Arc 20
| Capacity | 20 L |
| Weight | 0.74 kg |
| Dimensions | 52×32×22 cm |
| Airline fit | 70% |
| Price | $169 |
Feature by feature
| HEIMPLANET Motion Arc 20 | Feature | Kathmandu Cotinga Kid's Pack |
|---|---|---|
| Storage | ||
| N | Compression | Y |
| None | Expanded Capacity | None |
| 4 | Opening | 4 |
| N | Passport | N |
| N | Passthrough | N |
| Carry | ||
| Y | Backpack | Y |
| N | Hip Belt | N |
| removable | Sternum Strap | N |
| Inside | ||
| 15in | Laptop | N |
| 1 | Main Compartments | 1 |
| Y | Organizer | Y |
| Outside | ||
| × | Hard Shell | × |
| N | Rain-fly | N |
| 1 | Water Bottle Holder | 1 |
| Y | Water Resistant | Y |
| Material | |
| 210 D Ripstop Nylon Melange with PEVR lamination | 100% Polyester |
Kathmandu Cotinga Kid's Pack
| Capacity | 20 L |
| Weight | 0.42 kg |
| Dimensions | 41×27×20.5 cm |
| Airline fit | 76% |
| Price | $60 |
Key differences between the HEIMPLANET Motion Arc 20 and Kathmandu Cotinga Kid's Pack
- Compression straps: No on the HEIMPLANET Motion Arc 20; Yes on the Kathmandu Cotinga Kid's Pack.
- Sternum strap: Removable on the HEIMPLANET Motion Arc 20; No on the Kathmandu Cotinga Kid's Pack.
- Laptop sleeve: 15in on the HEIMPLANET Motion Arc 20; No on the Kathmandu Cotinga Kid's Pack.
Both have: backpack straps, built-in organizer, water bottle pockets, water resistant.
Which airlines take each bag as a carry-on
We checked both bags against the carry-on size limits of 189 airlines. 133 accept both. 0 accept only the HEIMPLANET Motion Arc 20, and 11 accept only the Kathmandu Cotinga Kid's Pack.
Only the Kathmandu Cotinga Kid's Pack fits
American Eagle, Etihad Airways, Great Lakes Airlines, Gulf Air, Liat Airlines, Oman Air, Qatar Airways, Ravn Alaska, Regional Express, Royal Jordanian, Virgin Australia.
HEIMPLANET Motion Arc 20 vs. Kathmandu Cotinga Kid's Pack: which should you pack?
The HEIMPLANET Motion Arc 20 carries the same capacity as the Kathmandu Cotinga Kid's Pack (20L vs. 20L), while the Kathmandu Cotinga Kid's Pack is the lighter pack at 0.42kg (vs. 0.74kg). For carry-on flexibility, the Kathmandu Cotinga Kid's Pack fits 76% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the HEIMPLANET Motion Arc 20; if you want to travel lighter, the Kathmandu Cotinga Kid's Pack is the better call.