Gregory Maven 58 Women's Backpacking Backpack vs ULA Equipment ULA Circuit Backpack

Editorial Team
Last modified at July 22, 2026
Choosing the right backpacking backpack can significantly enhance your outdoor experience. The Gregory Maven 58 Women's Backpacking Backpack and the ULA Equipment ULA Circuit Backpack are both designed with women in mind, offering unique features that cater to different needs and preferences.

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Gregory Maven 58 Women's Backpacking BackpackULA Equipment ULA Circuit Backpack
Maven 58 Women's Backpacking Backpack
ULA Circuit Backpack
Capacity

XS/S: 54 L; S/M: 58 L

68 L total: 39.3 L main body; 6.6 L front; 6.6 L each side; 8.2 L collar; 1.5 L each hipbelt pocket

Weight

XS/S: 3 lb 6.4 oz; S/M: 3 lb 8 oz

2 lb 6.5 oz (38.5 oz)

Torso Adjustability

XS/S: 14–17 in; S/M: 15–19 in

SMALL: 15–18 in
MEDIUM: 18–21 in
LARGE: 21–24 in
X-LARGE: 24+ in

Hip Belt Size Range

XS/S: 24–46 in; S/M: 25–48 in

X-SMALL: 26–30 in
SMALL: 30–34 in
MEDIUM: 34–38 in
LARGE: 38–42 in
X-LARGE: 42–47 in
XX-LARGE: 47+ in

Hydration Compatibility

Yes

Yes; hydration port, optional sleeve

Warranty

Limited Lifetime

Lifetime (original owner, defects in materials and workmanship)

Trekking Pole Attachment

Yes

Yes (Ice Axe/Trekking Pole Loops)

Rain Cover Compatibility

Compatible; not included

Compatible; sold separately

Side Pockets

Yes

Yes (each accommodates two 1-Liter bottles)

Hip Pockets

Yes

Yes (Dual Hipbelt Pockets)

Sternum Strap

Yes

Yes (Removable & Height Adjustable)

Load Lifters

Yes

Yes (adjustable)

Sleeping Bag Compartment

Yes

No separate compartment; roll-top main body

Comfort

Maven 58 Women's Backpacking Backpack

4.8/ 5.0

ULA Circuit Backpack

4.2/ 5.0

Comfort is crucial for long hikes, as it directly impacts your endurance and enjoyment. A comfortable backpack should distribute weight evenly, reduce strain, and minimize discomfort. The Gregory Maven 58 excels in comfort with its breathable air cushion mesh back panel, cushioned hip belt, and padded shoulder straps, ensuring a comfortable carry even on extended trips. The ULA Circuit, while comfortable with its fully padded back panel and shoulder straps, falls short due to issues with back sweating. Therefore, the Maven 58 is the clear winner in this category.

Fit

Maven 58 Women's Backpacking Backpack

4.8/ 5.0

ULA Circuit Backpack

4.7/ 5.0

A good fit ensures that the backpack sits well on your body, reducing the risk of discomfort and injury. The Gregory Maven 58 offers an adjustable torso length and a women's specific fit, making it highly customizable. The ULA Circuit also provides excellent adjustability with its height adjustable hip belt and removable hip belt, catering to a wide range of body shapes. Both backpacks offer exceptional fit options, making this category a tie.

Load Transfer

Maven 58 Women's Backpacking Backpack

4.7/ 5.0

ULA Circuit Backpack

4.7/ 5.0

Effective load transfer is essential for maintaining balance and reducing fatigue on long hikes. The Gregory Maven 58 uses a free float suspension system and hip articulation to transfer weight effectively to your legs, reducing strain on your back and shoulders. The ULA Circuit also performs well with its four-point contact hip belt system and load lifters, ensuring weight is distributed evenly. Both backpacks excel in this category, resulting in a tie.

Ventilation

Maven 58 Women's Backpacking Backpack

4.1/ 5.0

ULA Circuit Backpack

2.8/ 5.0

Proper ventilation helps keep you cool and dry, which is vital for comfort during strenuous activities. The Gregory Maven 58 features a breathable air cushion mesh back panel and multiple layers of foam for ventilation, making it a strong performer in this category. The ULA Circuit, however, struggles with ventilation, as indicated by complaints about back sweating. The Maven 58 is the clear winner here.

Organization

Maven 58 Women's Backpacking Backpack

4.9/ 5.0

ULA Circuit Backpack

4.7/ 5.0

Organization is key for easy access to your gear and maintaining order in your backpack. The Gregory Maven 58 offers numerous pockets, compartments, and access points, including a removable internal divider and a sleeping bag section, making it highly organized. The ULA Circuit also provides good organization with removable straps and compression systems, but it falls slightly short compared to the Maven 58. The Maven 58 wins in this category.

Accessibility

Maven 58 Women's Backpacking Backpack

4.4/ 5.0

ULA Circuit Backpack

4.2/ 5.0

Easy access to your gear can save time and effort on the trail. The Gregory Maven 58 features a large side zipper and external zipper at the bottom of the pack, making it easy to reach your essentials quickly. The ULA Circuit offers side pouches and pockets, but it doesn't match the accessibility of the Maven 58. The Maven 58 is the winner in this category.

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Conclusion & Final Verdict:

After a detailed comparison, the Gregory Maven 58 stands out for its superior comfort, ventilation, organization, and accessibility. It is ideal for those who prioritize a well-ventilated, highly accessible pack with excellent organizational features. On the other hand, the ULA Circuit offers a lighter weight and superior adjustability, making it a great choice for those needing a customizable fit and a larger capacity.

Choose the Gregory Maven 58 if you value comfort and organization. Opt for the ULA Circuit if you prefer a lighter pack with extensive adjustability.

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