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Arc'teryx Bora AR 63
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Osprey Atmos AG 65
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Awards Top Pick Award Editors' Choice Award Best Buy Award Top Pick Award Top Pick Award 
Price $280 List$269.95 at REI
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$199.00 at REI$549.00 at REI
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$269.95 at Amazon
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Overall Score Sort Icon
78
84
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77
74
Star Rating
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Pros Light-weight, comfortable, supportive, functional feature setLight-weight, comfortable with heavy loads, perfect pocket combinationLight-weight, comfortable, easily personalized, inexpensiveSpectacular suspension, comfortable padding, ergonomic shoulder strap design, extremely weather resistantAwesome pockets, excellent ventilation, general comfort
Cons No lid, back-panel lacks ventilationTiny buckles hard to operate with gloveslacks durabillity, not made for heavy loadsExpensive, heavier, few convenience featuresNot supportive for loads over 40 pounds
Bottom Line This comfortable yet supportive pack has an extremely functional set of features and is one of the lightest in our testThis super-light pack caries loads like a pro and has just about every feature you could ever wantThe Features on the Flash 55 are some of the best and most versatile of all the packs in our testOur testers were stoked on this pack's dreamy suspension and weather resistanceThis now classic pack offers incredible ventilation, an awesome set of pockets and a hug-like suspension
Rating Categories Catalyst Granite Gear Blaze 60 REI Co-op Flash 55 Arc'teryx Bora AR 63 Osprey Atmos 65 AG
Suspension And Comfort (45%)
8
8
7
9
8
Weight (20%)
9
9
10
5
5
Features And Ease Of Use (20%)
8
9
9
7
8
Adjustability (15%)
5
8
5
8
8
Specs Catalyst Granite Gear Blaze... REI Co-op Flash 55 Arc'teryx Bora AR 63 Osprey Atmos 65 AG
Measured Weight (pounds) 3 lbs 3 lbs 2.6lbs 5.00 lbs 4.54 lbs
Volume (liters) 75 L 60 L 55 L 63 L 65 L
Access Top Top Top Top + side access zipper Top + sleeping bag compartment
Hydration Compatible Yes Yes Yes Yes Yes
Materials 400 Robic fabric 100D robic nylon w/ DWR coating Main body: 100D ripstop nylon
Bottom: 420D nylon
Weatherproof N400r-AC squared fabric in areas exposed and a mix of N420p-HT and N630p-HT plain weave Nylon over the rest of the pack Main body: 100D X 630D Nylon Dobby
Accent: 210D High Tenacity Nylon
Bottom: 420HD Nylon
Sleeping bag Compartment No No No No Yes
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