Real owners lean toward the Gregory Zulu 55: 88% of 25 owners recommend it, vs 77% of 311 for the Osprey Exos 58.
Verdicts aggregated from Reddit, enthusiast forums, and YouTube owner comments — affiliate reviews excluded. Sample sizes differ; judge accordingly. How we score
“Got a Zulu 55 early spring and have taken it on a number of 2-3 day backpack camping adventures.....love the pack!!!!”— @va3ks on YouTube
“is an excellent pack which I use for almost all of my overnight trips these days”— WeAreThePizza on Reddit
“Gregory's decision to stop including rain covers is such a dirty shrinkflation move. They took out the bungee sunglasses holder on the shoulder straps too.”— @GetUpTheMountains on YouTube
“For the past 2 years I've been using an Osprey Exos 58. It's lightweight, but can handle a good sized load.”— Dr_WolfRyder on Reddit
“If you like Osprey, an Exos 58 L is about 2.5 lbs., has the nice suspension and ride, carries weight well when you have to, and a bear can will fit.”— see_blue on Reddit
“Yep, Osprey Exos 58 bruised and rubbed raw a half dollar+ size spot on each hip bone. No amount of adjusting stopped this.”— Rocko9999 on Reddit