---
url: "https://onebag.travel/compare/3m1t3p4dt2/rei-co-op-flash-pack-22/dgxi6d0ot5/cotopaxi-batac-16l-daypack/"
title: "REI Co-op Flash Pack 22 vs Cotopaxi Batac 16L Daypack"
description: "REI Co-op Flash Pack 22 vs Cotopaxi Batac 16L Daypack: capacity, weight, dimensions and how many airlines accept each as a carry-on, side by side."
source: "https://onebag.travel/compare/3m1t3p4dt2/rei-co-op-flash-pack-22/dgxi6d0ot5/cotopaxi-batac-16l-daypack/"
---
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2.  [Carry-On Travel Backpacks](https://onebag.travel/carryons/)
3.  REI Co-op Flash Pack 22 vs. Cotopaxi Batac 16L Daypack

# REI Co-op Flash Pack 22 vs. Cotopaxi Batac 16L Daypack

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

## [REI Co-op Flash Pack 22](https://onebag.travel/carryon/3m1t3p4dt2/rei-co-op-flash-pack-22/)

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

![Front facing view of the REI Co-op Flash Pack 22](https://res.cloudinary.com/obt/image/upload/c_fill,w_400/v1601122690/carryons/reiflash_qzkyi0.webp)

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>22 L</td></tr><tr><td>Weight</td><td>0.4 kg</td></tr><tr><td>Dimensions</td><td>48×28×20 cm</td></tr><tr><td>Airline fit</td><td>93%</td></tr><tr><td>Price</td><td>$60</td></tr></tbody></table>

## Feature by feature

| REI Co-op Flash Pack 22 | Feature | Cotopaxi Batac 16L Daypack |
| --- | --- | --- |
| Storage |
| N | Compression | N |
| None | Expanded Capacity | None |
| 3 | Opening | 0 |
| top | Passport | top |
| N | Passthrough | N |
| Carry |
| Y | Backpack | Y |
| Y | Hip Belt | N |
| removable | Sternum Strap | Y |
| Inside |
| 15in | Laptop | N |
| 3 | Main Compartments | 3 |
| N | Organizer | N |
| Outside |
| × | Hard Shell | × |
| N | Rain-fly | N |
| 2, side | Water Bottle Holder | 2, side |
| N | Water Resistant | N |

<table class="cmp-material"><tbody><tr><td colspan="2">Material</td></tr><tr><td>Recycled nylon (bluesign®;-approved)</td><td>100% deadstock nylon &amp; polyester</td></tr></tbody></table>

## [Cotopaxi Batac 16L Daypack](https://onebag.travel/carryon/dgxi6d0ot5/cotopaxi-batac-16l-daypack/)

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

<table class="table table-sm cmp-spec mt-2"><tbody><tr><td>Capacity</td><td>16 L</td></tr><tr><td>Weight</td><td>0.3 kg</td></tr><tr><td>Dimensions</td><td>48×28×10 cm</td></tr><tr><td>Airline fit</td><td>93%</td></tr><tr><td>Price</td><td>$70</td></tr></tbody></table>

## Key differences between the REI Co-op Flash Pack 22 and Cotopaxi Batac 16L Daypack

-   **Opening:** Top flap on the REI Co-op Flash Pack 22; Other on the Cotopaxi Batac 16L Daypack.
-   **Hip belt:** Yes on the REI Co-op Flash Pack 22; No on the Cotopaxi Batac 16L Daypack.
-   **Sternum strap:** Removable on the REI Co-op Flash Pack 22; Yes on the Cotopaxi Batac 16L Daypack.
-   **Laptop sleeve:** 15in on the REI Co-op Flash Pack 22; No on the Cotopaxi Batac 16L Daypack.

Both have: passport pocket, backpack straps, water bottle pockets.

## Which airlines take each bag as a carry-on

We checked both bags against the carry-on size limits of 189 airlines. 176 accept both. Every airline that takes one takes the other.

## REI Co-op Flash Pack 22 vs. Cotopaxi Batac 16L Daypack: which should you pack?

The **REI Co-op Flash Pack 22** carries 6L more than the **Cotopaxi Batac 16L Daypack** (22L vs. 16L), while the **Cotopaxi Batac 16L Daypack** is the lighter pack at 0.3kg (vs. 0.4kg). For carry-on flexibility, the **REI Co-op Flash Pack 22** fits 93% of the airlines we track — the higher of the two. If you prioritise packing volume, choose the REI Co-op Flash Pack 22; if you want to travel lighter, the Cotopaxi Batac 16L Daypack is the better call.