Gossamer Gear
Gossamer Gear Mariposa 60
$315Cheaper
Best Backpacking Packs · head-to-head
Gossamer Gear Mariposa 60 vs Hyperlite Mountain Gear Southwest 55
A sourced, side-by-side comparison. Gossamer Gear Mariposa 60 is cheaper at $315. Every spec and price links to its source.
Hyperlite Mountain Gear
Hyperlite Mountain Gear Southwest 55
$399
Released 2025
Which is better: the Gossamer Gear Mariposa 60 or Hyperlite Mountain Gear Southwest 55?
On the specs we track, they're closely matched. The Gossamer Gear Mariposa 60 is the cheaper at $315.
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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Gossamer Gear Mariposa 60 | Hyperlite Mountain Gear Southwest 55 |
|---|---|---|
| US price | $315 | $399 |
| Brand | Gossamer Gear | Hyperlite Mountain Gear |
| Released | — | 2025 |
| Capacity liters | 60 | 55 |
| Weight grams | 968 | 874 |
| Max load (kg) | — | — |
| Frame type | internal | internal |
| Torso range (cm) | 45.7-50.8 | — |
| Material denier | 100 | 200 |
| Num external pockets | 7 | — |
| Hydration compatible | Yes | Yes |
| Rain cover included | No | No |
| Access type | top | top |
| Ventilated back | No | No |
Sources — Gossamer Gear Mariposa 60: gossamergear.com (verified 2026-07-11). Hyperlite Mountain Gear Southwest 55: hyperlitemountaingear.com (verified 2026-07-11).
What's the difference between the Gossamer Gear Mariposa 60 and Hyperlite Mountain Gear Southwest 55?
Where the two actually differ on the specs we track (3 of 11). Matching specs are omitted.
- Capacity liters: Gossamer Gear Mariposa 60 60 vs Hyperlite Mountain Gear Southwest 55 55
- Weight grams: Gossamer Gear Mariposa 60 968 vs Hyperlite Mountain Gear Southwest 55 874
- Material denier: Gossamer Gear Mariposa 60 100 vs Hyperlite Mountain Gear Southwest 55 200