# Travel Backpack 45L vs Travel Backpack Pro 40L: specs and price compared

A sourced, side-by-side comparison of the Travel Backpack 45L (Peak Design) and Travel Backpack Pro 40L (Tortuga) among travel backpacks. Travel Backpack 45L is the cheaper of the two at $299.95.

## Side by side

| Spec | Travel Backpack 45L | Travel Backpack Pro 40L |
| --- | --- | --- |
| US price | $299.95 | $350 |
| Brand | Peak Design | Tortuga |
| Released | 2018 | 2025 |
| Capacity liters | 45 | 40 |
| Weight (lb) | 4.55 | 4.5 |
| Laptop size (in) | 16 | 16 |
| Carry on compliant | Yes | Yes |
| Material | 400D recycled nylon canvas, 900D nylon bottom, DWR-coated polyurethane liner | ECOPAK EPX200 waterproof sailcloth (100% recycled polyester), YKK AquaGuard zippers, Woojin buckles |
| Warranty years | 99 | 99 |
| Dimensions (in) | 22 x 13 x 9.5 in | 22 x 14 x 8 in |

## Key differences

- Capacity liters: Travel Backpack 45L 45 vs Travel Backpack Pro 40L 40
- Weight (lb): Travel Backpack 45L 4.55 vs Travel Backpack Pro 40L 4.5
- Material: Travel Backpack 45L 400D recycled nylon canvas, 900D nylon bottom, DWR-coated polyurethane liner vs Travel Backpack Pro 40L ECOPAK EPX200 waterproof sailcloth (100% recycled polyester), YKK AquaGuard zippers, Woojin buckles
- Dimensions (in): Travel Backpack 45L 22 x 13 x 9.5 in vs Travel Backpack Pro 40L 22 x 14 x 8 in

## What reviewers say

**Travel Backpack Pro 40L** — Only one whitelisted tester (Wirecutter) hands-on reviewed this exact model, naming it best backpack for dedicated single-bag travelers. They praise its suitcase-like packing, durable water-resistant sailcloth, and best-in-test adjustability and weight distribution, but flag the non-stowable shoulder straps and its 4.5-pound (4 lb 8 oz) empty weight. No other whitelisted source hands-on tested this exact model. (1 sourced review.)

## Sources

- Travel Backpack 45L: https://www.peakdesign.com/products/travel-backpack (peakdesign.com, verified 2026-06-15)
- Travel Backpack Pro 40L: https://www.tortugabackpacks.com/products/travel-backpack-40l (tortugabackpacks.com, verified 2026-06-15)

Canonical: https://frontdeskreview.com/gear/travel-backpacks/peak-design-travel-backpack-45l-vs-tortuga-travel-backpack-pro-40l/
Cite: Per The Front Desk Review, Travel Backpack 45L ($299.95) vs Travel Backpack Pro 40L ($350) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/travel-backpacks/peak-design-travel-backpack-45l-vs-tortuga-travel-backpack-pro-40l/
License: CC BY 4.0.