Osprey Aura AG 50L Women's Backpacking Backpack vs Gregory Maven 58 Women's Backpacking Backpack

Editorial Team
Last modified at July 22, 2026
When it comes to choosing the right backpacking backpack for women, comfort, fit, and organization are key factors to consider. The Osprey Aura AG 50L and the Gregory Maven 58 are both excellent choices, but they cater to slightly different needs and preferences. This comparison will help you understand the strengths and weaknesses of each backpack, enabling you to make an informed decision based on what matters most to you.

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Osprey Aura AG 50L Women's Backpacking BackpackGregory Maven 58 Women's Backpacking Backpack
Osprey Aura AG 50L Women's Backpacking Backpack
Maven 58 Women's Backpacking Backpack
Capacity

WXS/S: 47 L; WM/L: 50 L

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

Weight

WXS/S: 4 lb 4 oz; WM/L: 4 lb 5 oz

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

Torso Adjustability

WXS/S: 13–17 in; WM/L: 16–20 in

XS/S: 14–17 in; S/M: 15–19 in

Hip Belt Size Range

26-29.5 in
26-35 in
29.5-35 in
35-41 in

XS/S: 24–46 in; S/M: 25–48 in

Hydration Compatibility

Internal hydration reservoir sleeve with center back exit port

Yes

Warranty

All Mighty Guarantee

Limited Lifetime

Trekking Pole Attachment

Stow-on-the-Go trekking pole attachment system

Yes

Rain Cover Compatibility

Included raincover made with PFC/PFAS-free DWR and bluesign® approved materials

Compatible; not included

Side Pockets

Tall dual-access side water bottle pockets

Yes

Hip Pockets

Dual zippered hipbelt pockets

Yes

Sternum Strap

Adjustable sternum strap with whistle

Yes

Load Lifters

Yes

Yes

Sleeping Bag Compartment

Zippered sleeping bag compartment with removable divider

Yes

Comfort

Osprey Aura AG 50L Women's Backpacking Backpack

4.6/ 5.0

Maven 58 Women's Backpacking Backpack

4.8/ 5.0

Comfort is crucial for a backpacking backpack, as it directly impacts your enjoyment and endurance on long hikes. A comfortable backpack should feel like an extension of your body, reducing strain and allowing you to focus on the trail ahead. The Gregory Maven 58 excels in this category with a 4.8 comfort score, praised for its breathable air cushion mesh back panel, cushioned hip belt, and padded shoulder straps. Users consistently report all-day comfort and fewer hot spots, making it a top choice for those prioritizing comfort. The Osprey Aura AG 50L, while still comfortable with a 4.6 score, has mixed reviews on ventilation and some reports of chafing, making it slightly less consistent in this regard.

Fit

Osprey Aura AG 50L Women's Backpacking Backpack

3.6/ 5.0

Maven 58 Women's Backpacking Backpack

4.8/ 5.0

A well-fitting backpack is essential for distributing weight evenly and preventing discomfort during long hikes. The Gregory Maven 58 stands out with a 4.8 fit score, offering adjustable torso lengths and a women-specific fit that accommodates various body shapes. Users appreciate the customizable fit and the 3D cradle style hip belt, which provides excellent support. The Osprey Aura AG 50L, with a 3.6 fit score, also offers a good fit but has some complaints about the hip belt and straps not holding their form, making it less consistent in fit compared to the Maven 58.

Load Transfer

Osprey Aura AG 50L Women's Backpacking Backpack

3.4/ 5.0

Maven 58 Women's Backpacking Backpack

4.7/ 5.0

Effective load transfer is vital for reducing strain and maintaining balance on the trail. The Gregory Maven 58 shines in this category with a 4.7 score, thanks to its alloy wishbone frames and free float suspension system that transfers weight to the hips and legs effectively. Users report that the pack feels stable and doesn't pull them off balance. The Osprey Aura AG 50L, with a 3.4 score, has positive feedback on weight distribution but also some complaints about the hip belt not holding the bag in place and stress on the lower back, making it less reliable in load transfer.

Ventilation

Osprey Aura AG 50L Women's Backpacking Backpack

3.1/ 5.0

Maven 58 Women's Backpacking Backpack

4.1/ 5.0

Good ventilation helps keep you cool and dry, especially during strenuous hikes in warm conditions. The Gregory Maven 58 scores 4.1 in ventilation, with users praising its breathable air cushion mesh back panel and multiple layers of foam that offer adequate airflow. The Osprey Aura AG 50L, with a 3.1 score, has mixed reviews on ventilation, with some users reporting issues with airflow and chafing. This makes the Maven 58 a better choice for those who prioritize staying cool and dry.

Organization

Osprey Aura AG 50L Women's Backpacking Backpack

3.9/ 5.0

Maven 58 Women's Backpacking Backpack

4.9/ 5.0

Organization is key for easy access to gear and maintaining order on the trail. The Gregory Maven 58 excels with a 4.9 score, offering numerous pockets, compartments, and access points that make it easy to stay organized. Users appreciate the removable internal divider, sleeping bag section, and various compression and attachment points. The Osprey Aura AG 50L, with a 3.9 score, also offers good organization with pockets and a detachable lid, but it has some complaints about pockets creasing into themselves, making it slightly less organized compared to the Maven 58.

Accessibility

Osprey Aura AG 50L Women's Backpacking Backpack

3.7/ 5.0

Maven 58 Women's Backpacking Backpack

4.4/ 5.0

Easy access to essential items can make a significant difference on the trail. The Gregory Maven 58 scores 4.4 in accessibility, with users praising its large side zipper and external zipper at the bottom of the pack, making it easy to reach items quickly. The Osprey Aura AG 50L, with a 3.7 score, also offers good accessibility with easily reachable water bladder and side pockets, but it has some complaints about accessing certain items, making the Maven 58 slightly more accessible.

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Conclusion & Final Verdict:

After a detailed comparison, the Gregory Maven 58 Women's Backpacking Backpack emerges as the overall winner due to its superior comfort, fit, load transfer, ventilation, organization, and accessibility. It is particularly well-suited for those who prioritize these features and need a larger capacity. However, the Osprey Aura AG 50L Women's Backpacking Backpack remains a strong contender, especially for those who prefer a slightly smaller capacity and an included rain cover.

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