Gregory Mountain Men's Optic 48 Ultralight Backpack vs Gregory Mountain Baltoro 65 Backpack

The main difference between the Gregory Mountain Men's Optic 48 Ultralight Backpack and the Gregory Mountain Mountain Baltoro 65 Backpack is that the Men's Optic 48 Ultralight Backpack has Back Panel (Ventilated back panel) while the Mountain Baltoro 65 Backpack does not.

Gregory Mountain Products Men's Optic 48 Ultralight Backpack 1st Front View
Gregory Mountain Baltoro 65 Backpack
Specs Brand Gregory Mountain Gregory Mountain
Name Men's Optic 48 Ultralight Backpack Mountain Baltoro 65 Backpack
Category Mens Hiking
Sub Category Backpacking Travel
Capacity (L) 48L 62L
Dimensions (in) ‎26 x 14 x 4.5 28 x 13 x 13
Weight (lb) 2.4 4.7
Fabric Nylon 100% Nylon
Color 2 colors and patterns 3 colors and patterns
Warranty The Gregory Limited Lifetime Warranty The Gregory Limited Lifetime Warranty
Release Date November 9, 2017 September 6, 2012
Rating 4.6 4.8
Price Under $250 Under $300
General Features Shoulder Straps Men's specific die-cut shoulder harness 3D air shoulder harness
Sternum / Chest Straps Sternum strap Chest strap
Hip Belt / Waist Strap 3D comfort cradle hipbelt 3D air hipbelt
Zippers ComfortGrip custom molded loop zipper pullers Comfort grip custom molded loop zipper pullers
Main Compartment Access U-zip main opening or full body front access U-zip main opening or full body front access
External Pockets 3 external pockets including weather shield hip belt pocket 9 external pockets including weather shield hip belt pocket
Side Pockets Side pockets can hold water bottle Side pockets can hold water bottle
Water Bottle Yes Yes
Handles Top grab handle Top grab handle
Loops and Attachments Adjustable attachment loop and upper shock lock Sunglass quick stow system
Travel Features Compression Straps External compression straps External compression straps
Stowable Straps Stowable sleeping bag straps
Rear Loading Straps Yes Yes
Base / Bottom Dual layer bottom panel
Hiking / Backpacking Features Back Panel Ventilated back panel
Rain Cover Yes Custom fitted rain cover included
Internal / External Frame Aluminum internal frame Internal wishbone aluminum frame
Ergonomic Matrix ventilated back panel with layered, multi-density foam
Ventilated Back Yes
Adjustable Length Torso Yes Response A3 suspension with auto angle adjust
Hip Belt Pockets Yes Yes
Top / Floating Lid Yes Yes
Trekking Pole Holders Yes
Hydration Features Hydration Compatible Yes Yes

You're currently comparing the Men's Optic 48 Ultralight Backpack by Gregory Mountain against the Mountain Baltoro 65 Backpack by Gregory Mountain.


Gregory Mountain 's Men's Optic 48 Ultralight Backpack is a Mens backpack with Backpacking features while Gregory Mountain's Mountain Baltoro 65 Backpack is a Hiking backpack with Travel features.

The Gregory Mountain Men's Optic 48 Ultralight Backpack has a capacity of 48L (liters), weighs 2.4 pounds and it's dimensions in inches are ‎26 x 14 x 4.5. It's made of Nylon and is available in 2 colors and patterns in comparison the Gregory Mountain Mountain Baltoro 65 Backpack's capacity is 62L with a size of 28 x 13 x 13 inches. Constructed from 100% Nylon it weighs 4.7 pounds and is available in 3 colors and patterns.