Peak Design Travel Backpack 45L vs 30L

Two sizes of the same expandable design. Which suits your trips?

Peak Design Travel Backpack 45L
Peak Design Travel Backpack 30L
CategoryTravel BackpacksTravel Backpacks
TypeBackpackBackpack
Listed sizeNot listedNot listed
Capacity45 L30 L
Empty weightNot listedNot listed
WheelsNoNo
ExpandableYesYes
Laptop sleeve16"16"
Best forPhotographers and tech-heavy travellers who want structure and capacity.Weekend trips and budget airline carry-on limits.
Watch out forSize depends on whether it is expanded; keep it compressed for tight limits.Size is not listed here; confirm against your airline.
Air Canada carry-on No size data No size data
WestJet carry-on No size data No size data
Air Canada personal item No size data No size data
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Our take

The 30L is the safer choice for tight airline limits and shorter trips; the 45L gives more room for tech and clothing but needs careful packing to stay carry-on friendly. Check the manufacturer’s listed sizes for each state (compressed or expanded) before you buy.

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