MightyGoods > Gregory > Gregory J

Gregory J Reviews Summary and Buyer's Guide

Last updated July 3, 2019

based on 82 reviews

We have checked tens of reviews and found 6 reasons to buy the J - and 2 reasons NOT to buy it.

Check all the pros and cons here.

86% of the reviewers give the Gregory J a good or excellent rating!

Excellent (65%)
Good (21%)
Average (8%)
Poor (4%)
Bad (0%)


Reviews Summary

Here's what the reviewers think about the Gregory J:

Reviewers like these things about the Gregory J

  • Many customers said that it is a great backpack and is very lightweight.
  • There is easy access to lots of zippers and straps in the bag as confirmed by the users.
  • Most reviewers said that the “turtle” shell back doesn’t touch your back and allows sufficient air flow making it very comfortable.
  • Other reviewers said that the bag comes with lifetime warranty.
  • Reviewers mentioned that the bag is available in several colors and sizes.
  • Under-lid zippered stash pocket of the bag is ideal for keeping things handy a stated by the users.

Reviewers don't like these things

  • Some users said that the buckle broke within months of usage.
  • Other users highlighted that it the body cover of the bag is prone to tearing or scratching.


Crowdsourced specs across all Gregory J models and sizes:

Capacity iconCapacity23 l (1404 cuin)
Weight iconWeight3-3.6 oz (1.4-1.6 kg)
Length iconLength18-23 in (46-58 cm)
Width12-13 in (30-33 cm)
Height4 in (10 cm)

The bag is recommended for these activities:


Popular Models

Gregory J 38

50% choose the Gregory J 38

50 %

Weight iconWeight3 oz (1.4 kg)
Length iconLength18 in (46 cm)
Width12 in (30 cm)
Height4 in (10 cm)

Gregory J 23

50% choose the Gregory J 23

50 %

Capacity iconCapacity23 l (1404 cuin)

Gregory J 38 vs J 23

The two most popular Gregory J models are the J 38 and the J 23, so let's compare them:

Popularity and Prices

The same amount of people are interested in both models. 50% of the people interested in the Gregory J choose the J 38 and 50 choose the J 23.

Feature Summary

Many sources mention these Gregory J features:
  • Hydration bladder
  • Hydration compatible

Actual features depends on the model, so check the features before you buy.

Packing Guide

See how much a traveller, an athlete and an outdoorsy person can pack in the different Gregory J models (the most popular choice is the J 38).


vs Gregory Bags

The Gregory J ranks #29 compared with the other Gregory bags.

27Gregory Paragon
Gregory Paragon
28Gregory Alpaca
Gregory Alpaca
29Gregory J
Gregory J
30Gregory Sucia
Gregory Sucia
31Gregory Sula
Gregory Sula

vs All Bags

The Gregory J ranks #1610 compared with all the bags we have checked.

1608Michael Kors Hamilton
Michael Kors Hamilton
1609Gregory J
Gregory J
1610Tuscany Leather Raffaello
Tuscany Leather Raffaello
1611K3 Excursion
K3 Excursion
1612Clava Vachetta
Clava Vachetta

Vs Other Bags

Crowdsourced comparison of the Gregory J vs the Gregory Z.

Many sources mention this feature
Some sources mention this feature

Gregory J vs Gregory Z

Gregory J
Gregory J


Based on 82 reviews
Capacity: 23 l
Weight: 3-3.6 oz
Price: $$

Gregory Z
Gregory Z

Based on 216 reviews

Weight: 2.1-3.4 oz

  • The J is rated slightly worse than the Z.
  • In total, we have checked and analyzed 298 reviews of the two bags.
  • The weight of the biggest J is 6% heavier than the biggest Z (3.6 oz vs 3.4 oz).

Hip belt
Hydration bladder
Hydration compatible

Both bags are available in these colors:

Only the J is available in these colors:

Only the Z is available in these colors:

Selected Reviews

Her Packing List

Honestly, it’s probably a bit too big. I always have room to spare, even when packing for 2 weeks at a time. But, I wanted something that would work for all kinds of trips, and the size has been perfectly flexible to fit that.

Posted 30 May 2017 by Ali Garland - Read full review

Become a reviewer

Bag ID 32437. Images from Amazon Product Advertising API and shop datafeeds.

Last updated on July 03, 2019