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Gossamer Gear G4-20 Backpack Review

Looking for a lightweight backpack that can handle all your hiking and backpacking needs? Look no further than the Gossamer Gear G4-20. Weighing in at just over 24 ounces, this ultralight pack has a capacity of around 42 liters, making it the perfect choice for those who want to go fast and light on the trail. With a comfortable harness system and plenty of storage options, including side pockets and a front mesh pocket, the G4-20 is designed to help you stay organized and comfortable on even the longest hikes. So whether you’re planning a weekend camping trip or a months-long thru-hike, the Gossamer Gear G4-20 has everything you need to stay comfortable and prepared on the trail.

Gossamer Gear G4-20 Backpack Review

Gossamer Gear G4-20 Backpack Specs



-Lightweight design -Durable Robic Nylon -Comfortable shoulder straps and hip belt -Hydration reservoir compatible -Large mesh pocket

-Limited organization options -No hip belt pockets -The frameless design may not be suitable for all hikers -Not suitable for heavier loads


Features: The G4-20 backpack is made from a combination of 100D Robic Nylon and 200D Robic Nylon, which makes it both durable and lightweight. The pack weighs just 20 ounces, which is impressive given its 42-liter capacity. The backpack has a simple design, with one main compartment and a mesh front pocket for storing gear.

Performance: The G4-20 backpack is designed to be a comfortable and functional pack for long-distance hiking. The shoulder straps and hip belt are made from comfortable, breathable foam and adjustable to fit various body types. The pack has a frameless design but comes with a removable sit pad that can be used as a frame to help distribute weight more evenly.

The backpack is also hydration-compatible, with a hose port and a sleeve for a hydration bladder. The mesh front pocket is large enough to store a wet tent or rain gear, and the side pockets are stretchy and can hold water bottles or other small items.

Quality: The G4-20 backpack is well-made, with high-quality materials and attention to detail. The pack has reinforced stitching at stress points, which helps to ensure durability over time. The zippers are also high-quality and smooth to operate.


  1. Ultralight with good capacity: ZPacks Arc Blast 55

  2. Best Value Ultralight Option: Gossamer Gear G4-20

  3. Budget Option: Granite Gear Crown 2

Overall, the Gossamer Gear G4-20 backpack is an excellent choice for backpackers and thru-hikers who prioritize weight and durability. Its simple design, comfortable shoulder straps and hip belt, and hydration compatibility make it a versatile and functional pack for long-distance hiking. However, its frameless design may not be suitable for hikers who need to carry heavier loads, and its limited organization options.

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