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Cotopaxi Todo 8L Sling vs Peak Design Outdoor Sling 7L

The Cotopaxi Todo 8L Sling is 8L and 0.28kg0.6lb; the Peak Design Outdoor Sling 7L is 7.5L and 0.335kg0.7lb. The Cotopaxi Todo 8L Sling is 0.05kg0.1lb lighter. The Cotopaxi Todo 8L Sling costs $29.950000000000003 less. The Cotopaxi Todo 8L Sling fits the carry-on limit of 36 of 36 major airlines and the Peak Design Outdoor Sling 7L fits 36; under the seat, 20 and 21 of 26.

SpecCotopaxi Todo 8L SlingPeak Design Outdoor Sling 7L
Price$70Best$99.95
Volume8L7.5L
Weight0.28kg0.6lbBest0.335kg0.7lb
Carry-on compliance100%100%
Personal-item compliance77%81%Best
Dimensions25.4×35.6×10.2cm10×14×4in22×35×11cm8.5×14×4.5in
Laptopno laptop sleeven/a
OpeningL-shaped main compartment opening from the side or topn/a
WarrantyLifetimeLifetime
OrganizerYesYes
Shoe compartmentNoNo
Hydration sleeveNoNo
Frame sheetNoNo
Water-resistantNoYes
Rain coverNoNo
MOLLENoNo
Hip beltNoNo
Sternum strapNoNo
Load liftersNoNo
Shoulder strapNoNo
Luggage pass-throughNoNo
Camera compartmentNoInsert sold separately
Material100% recycled polyesterTerra Shell 210D ripstop nylon (100% recycled, bluesign approved) with internal PU coating rated 1500mm, PFAS-free water repellent, #5 weatherproof UltraZips, nylon mesh back panel
Last checked2026-092026-09

Where their airline fit differs

AirlineLimitCotopaxi Todo 8L SlingPeak Design Outdoor Sling 7L
United AirlinesPersonal itemToo bigFits

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Specs come from each brand's own product page. Fit uses listed dimensions in any orientation. How we score carry-on fit.

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