The main difference between the Osprey Kestrel 68 Men's Backpacking Backpack and the Gregory Mountain Men's Optic 55 Ultralight Backpack is that the Kestrel 68 Men's Backpacking Backpack has Adjustable Length Torso (Adjustable torso length) while the Men's Optic 55 Ultralight Backpack does not.
Specs | Brand | Osprey | Gregory Mountain |
Name | Kestrel 68 Men's Backpacking Backpack | Men's Optic 55 Ultralight Backpack | |
Category | Backpacking | Mens | |
Sub Category | Mens | Backpacking | |
Capacity (L) | 68L | 55L | |
Dimensions (in) | 30.7H x 14.6 x 14.6 | 23.5 x 12.6 x 4.2 | |
Weight (lb) | 3.9 | 2.4 | |
Fabric | 210D x 630D Nylon Dobby | Nylon | |
Color | Black | 2 colors and patterns | |
Warranty | Osprey Lifetime Warranty | The Gregory Limited Lifetime Warranty | |
Release Date | November 9, 2017 | ||
Rating | 4.6 | 4.1 | |
Price | $250 | Under $225 | |
General Features | Shoulder Straps | Soft edgeless padded mesh shoulder straps | Padded shoulder straps |
Sternum / Chest Straps | Adjustable sternum strap with rescue whistle | Sternum and chest strap | |
Hip Belt / Waist Strap | Padded hipbelt | 3D comfort cradle hipbelt | |
Zippers | ComfortGrip custom molded loop zipper pullers | ||
Main Compartment Access | Large front panel dual U-zip access | U-zip main opening or full body front access | |
External Pockets | Front panel hybrid shove-it pocket, Zippered sleeping bag compartment with floating divider, zippered hipbelt pockets, and 2 side pockets | 3 external pockets including weather shield hip belt pocket | |
Side Pockets | Side pockets can fit water bottle and other gears | Side pockets can hold water bottle | |
Water Bottle | Yes | Yes | |
Handles | Top grab handle | ||
Loops and Attachments | Daisy chains, ice tool and trekking pole attachments | Adjustable attachment loop and upper shock lock | |
Travel Features | Compression Straps | External compression straps | External compression straps |
Rear Loading Straps | Yes | ||
Hiking / Backpacking Features | Back Panel | Breathable AirScape ridged foam backpanel | Ventilated back panel |
Rain Cover | Integrated removable raincover | Yes | |
Internal / External Frame | Internal 3.5 mm LightWire peripheral frame | Aluminum internal frame | |
Ventilated Back | Yes | ||
Adjustable Length Torso | Adjustable torso length | ||
Hip Belt Pockets | Yes | ||
Top / Floating Lid | Floating top lid with external zippered pocket and under lid zippered mesh pocket | Yes | |
Trekking Pole Holders | Stow-on-the-Go trekking pole attachment | ||
Hydration Features | Hydration Compatible | Yes | Yes |
Osprey 's Kestrel 68 Men's Backpacking Backpack is a Backpacking backpack with Mens features while Gregory Mountain's Men's Optic 55 Ultralight Backpack is a Mens backpack with Backpacking features.
The Osprey Kestrel 68 Men's Backpacking Backpack has a capacity of 68L (liters), weighs 3.9 pounds and it's dimensions in inches are 30.7H x 14.6 x 14.6. It's made of 210D x 630D Nylon Dobby and is available in Black in comparison the Gregory Mountain Men's Optic 55 Ultralight Backpack's capacity is 55L with a size of 23.5 x 12.6 x 4.2 inches. Constructed from Nylon it weighs 2.4 pounds and is available in 2 colors and patterns.
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