We’ve read the reviews across the web for the Hyperlite Mountain Gear 3400 Southwest 55L Backpack and summarize the results below:
Universal Ranking
PeakScore: 94 (out of 100)
User Rating: 4.9 stars 
Expert Rating: 4.2 stars 
Number of Ratings Reviewed: 242
Pros & Cons
Reasons to buy:
User Reviews
- Comfortable to wear during long-term use.
- Able to easily pack everything into your bag and the sizing fits well.
- Minimalist approach to remain lightweight.
- Three outside pockets to keep your gear secure and safe.
- Four buckles to add lash straps for functionality.
- Shoulder straps and hip belt are comfortable due to the padding.
- Pack material is sturdy and durable to withstand rough use.
Expert Reviews
- Features a hydration port and sleeve for compatibility with a bladder.
- Comfortable and durable for such a light weight.
- Waterproof to add protection during inclement weather.
- The material is waterproof and tough, which makes this a great option for rainy or wintery weather.
- Two side water bottle holders can be easily reached when your pack is on.
- Features many compression straps to keep your gear secure.
- Very sturdy and durable for tough use.
Reasons NOT to buy:
User Reviews
- Phone might not fit in the hip pocket for convenience.
- Main opening of the pack might be slightly narrower than other options.
- Minimal ventilation on the back due to the back padding.
- Water can seep into the bottom of the pack if sitting on wet ground.
Expert Reviews
- Doesn’t have a detachable top-lid, or any top-lid, which might not suit your personal preference.
- The white version can get dirty and stained.
- Not the best for carrying extremely heavy loads since it doesn’t have a stiff frame.
- The shoulder straps are thin and the back panel doesn’t provide much ventilation.
Summary:
The Hyperlite Mountain Gear 3400 Southwest 55L Backpack is a lightweight, surprisingly durable, and comfortable option that is well-suited for those who want a minimalist pack that can carry gear comfortably. Despite not being the best option for heavy loads and lacking some ventilation, this is a great option for shorter trips where you don’t need to carry as much gear, or for minimalist-backpackers who like to travel light.
Multimedia:
Note: User and expert rankings were reviewed across the web. Some expert reviews include these: 1, 2, 3, 4, 5, 6.