MightyGoods > Under Armour > Under Armour Undeniable

Under Armour Undeniable Reviews Summary and Buyer's Guide

Last updated July 3, 2019

based on 7,086 reviews

We have checked thousands of reviews and found 21 reasons to buy the Undeniable - and 2 reasons NOT to buy it.

Check all the pros and cons here.

87% of the reviewers give the Under Armour Undeniable a good or excellent rating!

Excellent (76%)
Good (11%)
Average (4%)
Poor (3%)
Bad (5%)


Reviews Summary

Here's what the reviewers think about the Under Armour Undeniable:

Reviewers like these things about the Under Armour Undeniable

  • Many loved that it has a dedicated side shoe pocket to keep their shoes away from everything else.
  • Some users said it's great foe weekend trips, tons of room and plenty of pockets.
  • A wife who bought it for her husband thougth it's the perfect size for a gym bag.
  • Amazing size,great hold up,extra pocket, easy to fold up when not in use,solid construction, were cited as the favorite features of this bag among users.
  • One user thought it's great that it's surprisingly larger than anticipated.
  • Users liked how it has separate compartment for shoes and gym accessories plus it's easy to clean.
  • Reviewers noted how it got lots of room but not overbearing to carry.
  • Users thought the swivel hooks for the strap awesome.
  • One owner said this bag fits all his requirements for a lightweight, durable, spacious duffle bag.
  • Others liked the stitching and the small personal pocket inside the bag.
  • Many owners find the front pockets great for quick and easy access items.
  • One user who had it for a while said that the hand and shoulder straps are well made and will stand up to abuse.
  • Other gym goers described it as the perfect sized gym bag, especially for weightlifters/bodybuilders.
  • One user was surprised that the pack folds up into something so small that she can easily stash it away without taking up much space.
  • Some gym goers liked that it's tall enough for large shoes, boxing gloves, a bathtowel, jeans, and anything else they're bringing to a gym.
  • Other reviewers appreciate the vented section, and the separate, large, closed section,adjustable strap and stitching.
  • Many users liked the U-shaped zipper feature of the bag as it provides easy access to all contents.
  • One reviewer described it as a well-made bag that meets the needs of most people.
  • Users appreciate that it comes with dual handles plus a detachable padded shoulder strap to enable an easy carry.
  • One owner was happy with how the bag has held up under heat, rain, and occasionally being dragged along the cement after a long day.
  • Others liked the soft flexible padding at the bottom which adds cushioning and stability to the bag.

Reviewers don't like these things

  • One reviewer thought the material feels like it will rip anytime.
  • Others said it's kind of flimsy and zippers are kind of difficult to use.


Crowdsourced specs across all Under Armour Undeniable models and sizes:

Capacity iconCapacity41-81.9 l (2502-4998 cuin)
Weight iconWeight0.4-1.6 oz (0.2-0.7 kg)
Length iconLength8-21 in (20-53 cm)
Width4-11 in (10-28 cm)
Height11-16 in (28-41 cm)
Laptop iconLaptop SizeMax. 15 inches

The bag is recommended for these activities:


Feature Summary

Many sources mention these Under Armour Undeniable features:
  • Abrasion resistant
  • Water resistant

Some sources also mention these features:
  • Water bottle pockets

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

Capacity/Weight Levels

The capacity/weight level shows how much the bag weights compared with it's capacity (volume).

The lower the capacity/weight level, the better.

SM41 l1.1 oz0.03 oz/L
MD60.6 l1.2 oz0.02 oz/L
LG81.9 l1.3 oz0.02 oz/L
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Under Armour Undeniable
Average for 22,435+ different bags


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The Under Armour Undeniable ranks #14 compared with the other Under Armour bags.

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vs All Bags

The Under Armour Undeniable ranks #1052 compared with all the bags we have checked.

1050Poler Classic
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1051Under Armour Undeniable
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Bag ID 33522. Images from Amazon Product Advertising API and shop datafeeds.

Last updated on July 03, 2019