Aer Sling 2 vs Aer Travel Pack 3 Small Ultra
Aer Sling 2 ($89) vs Aer Travel Pack 3 Small Ultra ($279) — side-by-side specs, weight, pros and cons to help you pick the right sling bag.
Spec-by-spec
| Spec | Aer Sling 2 | Aer Travel Pack 3 Small Ultra |
| Price | $89 | $279 |
| Weight | 283g | 1542g |
| Volume | 4L | — |
| Material | Cordura 1680D | — |
| Water Resistance | Yes (DWR) | — |
| Laptop | No (for this size) | — |
| Weight | 283g | 1542g (54.39 oz, Aer product page) |
| Made | Vietnam | — |
Pros & Cons
Aer Sling 2
- Extremely well-organized interior for 4L
- Hidden back pocket for security
- DWR coating handles light rain
- 4L limits to single-day micro loads
- $89 for a sling is premium
- Top access requires setting down
Aer Travel Pack 3 Small Ultra
- Carry-on backpack
- streamlined
- 1542g
- Superseded by the Travel Pack 4 Ultra 28L
- 1542g
Aer Sling 2 is the better value at $89. Both are part of our curated sling bag index — tap through to check current pricing.