---
url: "https://onebag.travel/compare/cfo1f254gp/rei-co-op-trail-pack-25/h2wqbb6cug/gregory-nano-24l/"
title: "REI Co-op Trail Pack 25 vs Gregory Nano 24L - One Bag Travel"
description: "REI Co-op Trail Pack 25 vs Gregory Nano 24L: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/cfo1f254gp/rei-co-op-trail-pack-25/h2wqbb6cug/gregory-nano-24l/"
---
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3.  REI Co-op Trail Pack 25 vs. Gregory Nano 24L

# REI Co-op Trail Pack 25 vs. Gregory Nano 24L

Two carry-on travel backpacks, compared spec for spec.

## [REI Co-op Trail Pack 25](https://onebag.travel/carryon/cfo1f254gp/rei-co-op-trail-pack-25/)

by [REI Co-op](https://onebag.travel/carryons/?brands=REI Co-op)

![Front facing view of the REI Co-op Trail Pack 25](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601602563/carryons/reicoop_o83w5i.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>25 L</td></tr><tr><td>Weight</td><td>0.8 kg</td></tr><tr><td>Dimensions</td><td>46×33×20 cm</td></tr><tr><td>Airline fit</td><td>94%</td></tr><tr><td>Price</td><td>$100</td></tr></tbody></table>

## Feature by feature

| REI Co-op Trail Pack 25 | Feature | Gregory Nano 24L |
| --- | --- | --- |
| Storage |
| 2 | Compression | 2 |
| None | Expanded Capacity | None |
| 0 | Opening | 0 |
| top | Passport | front |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| removable | Hip Belt | removable |
| Y | Sternum Strap | Y |
| Inside |
| N | Laptop | N |
| 3 | Main Compartments | 3 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| Y | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| Y | Water Resistant | Y |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>210-denier ripstop nylon</td><td>210D High Density 40% Recycled Nylon / 450D 100% recycled Polyester with C0 DWR</td></tr></tbody></table>

## [Gregory Nano 24L](https://onebag.travel/carryon/h2wqbb6cug/gregory-nano-24l/)

by [Gregory](https://onebag.travel/carryons/?brands=Gregory)

![Front facing view of the Gregory Nano 24L](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1788990370/carryons/gregory-nano-24l-h2wqbb6cug.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>24 L</td></tr><tr><td>Weight</td><td>0.6 kg</td></tr><tr><td>Dimensions</td><td>53×28×23 cm</td></tr><tr><td>Airline fit</td><td>70%</td></tr><tr><td>Price</td><td>$100</td></tr></tbody></table>

## Key differences between the REI Co-op Trail Pack 25 and Gregory Nano 24L

-   **Passport pocket:** Top on the REI Co-op Trail Pack 25; Front on the Gregory Nano 24L.
-   **Rain cover:** Yes on the REI Co-op Trail Pack 25; No on the Gregory Nano 24L.

Both have: compression straps, backpack straps, hip belt, sternum strap, 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. 132 accept both. 45 accept only the REI Co-op Trail Pack 25, and 1 accept only the Gregory Nano 24L.

### Only the REI Co-op Trail Pack 25 fits

Air Baltic, Air China, Air Malta, Air Serbia, Air Seychelles, American Eagle, Asiana Airlines, ATA Airlines, Belavia, Blue Air, Bulgaria Air, China Eastern, easyJet, Emirates Airlines, Enter Air, Etihad Airways, flybe, Icelandair, InselAir, Juneyao Airlines, Liat Airlines, Luxair, Meridiana Fly, Nordwind Airlines, Oman Air, Pakistan International, Qatar Airways, Ravn Alaska, Regional Express, Royal Brunei Airlines, Royal Jordanian, Ryanair, S7, Shandong Airlines, Shenzhen Airlines, Sun Express, TAP Air Portugal, TAROM, Tianjin Airlines (A320 & E190), TUI, Ukraine International, VIM Airlines (Closed), Virgin Australia, Volotea, Xiamen.

### Only the Gregory Nano 24L fits

Great Lakes Airlines.

## REI Co-op Trail Pack 25 vs. Gregory Nano 24L: which should you pack?

The **REI Co-op Trail Pack 25** carries 1L more than the **Gregory Nano 24L** (25L vs. 24L), while the **Gregory Nano 24L** is the lighter pack at 0.6kg (vs. 0.8kg). For carry-on flexibility, the **REI Co-op Trail Pack 25** fits 94% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the REI Co-op Trail Pack 25; if you want to travel lighter, the Gregory Nano 24L is the better call.