Alpaka Metro Backpack (12L) vs Alpaka Modular Sling V2 - Ultradyne
Alpaka Metro Backpack (12L) ($99) vs Alpaka Modular Sling V2 - Ultradyne ($79) — side-by-side specs, weight, pros and cons to help you pick the right backpack.
Spec-by-spec
| Spec | Alpaka Metro Backpack (12L) | Alpaka Modular Sling V2 - Ultradyne |
| Price | $99 | $79 |
| Weight | 800g | 250g |
| Capacity | 12L | — |
| Fits | a 14" MacBook & essentials | — |
| Material | Axoflux 400D Ripstop | Ultradyne 100D |
| Carry | Backpack | — |
| Weight | 800g | 250g |
| Colors | — | Black, Gray |
| Released | — | First listed 2026-04-28 |
Pros & Cons
Alpaka Metro Backpack (12L)
- Slim 12L city profile
- Fits a 14" MacBook
- Lightweight daypack
- 12L fills quickly
- 14" laptop limit
Alpaka Modular Sling V2 - Ultradyne
- 250 g as published on ALPAKA's page
- Ultradyne 100D
- Covered by ALPAKA's warranty
- Sold direct from ALPAKA, so no easy price comparison
Alpaka Modular Sling V2 - Ultradyne is the better value at $79. Both are part of our curated backpack index — tap through to check current pricing.