Gregory Maven 48 vs Deuter Aircontact Core 45+10 SL

Editorial Team
Last modified at July 22, 2026
When it comes to choosing the best backpacking backpack for women, the Gregory Maven 48 and the Deuter Aircontact Core 45+10 SL are two top contenders. Both packs offer unique features that cater to different needs and preferences. This comparison will help you understand which pack might be the best fit for your next adventure.

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Gregory Maven 48Deuter Aircontact Core 45+10 SL
Maven 48
Deuter Aircontact Core 45+10 SL
Capacity

XS/S: 44 L; S/M: 48 L

45+10 L (55 L expanded)

Weight

XS/S: 3 lb 1.9 oz; S/M: 3 lb 3.2 oz

4 lb 12.5 oz (2,170 g)

Torso Adjustability

XS/S: 14–17 in; S/M: 15–19 in

14–22 in

Hip Belt Size Range

XS/S: 24–46 in; S/M: 25–48 in

Not specified by current US manufacturer or retailer

Hydration Compatibility

Yes

Yes; up to 3 L reservoir

Warranty

Limited Lifetime

deuter USA lifetime warranty

Trekking Pole Attachment

Yes

Yes

Rain Cover Compatibility

Compatible; not included

Compatible; not included on current US model

Side Pockets

Yes

Yes

Hip Pockets

Yes

Yes

Sternum Strap

Yes

Yes (2-way adjustable)

Load Lifters

Yes

Yes

Sleeping Bag Compartment

Yes

Yes (separate bottom compartment)

Comfort

Maven 48

4.8/ 5.0

Deuter Aircontact Core 45+10 SL

4.4/ 5.0

Comfort is crucial for backpacking packs, as it directly impacts your enjoyment and endurance on long trails. A comfortable pack reduces strain and fatigue, allowing you to focus on the journey rather than the weight on your back. The Gregory Maven 48 stands out with its super comfortable back panel and free float suspension system, which are designed to minimize hot spots and blisters. Buyers consistently praise its all-day comfort and energy efficiency. The Deuter Aircontact Core 45+10 SL, while also comfortable, has a slightly lower comfort score due to a few complaints about back panel stiffness and sweating. The Maven 48's superior comfort makes it a better choice for those planning extended trips or carrying heavier loads.

Fit

Maven 48

4.7/ 5.0

Deuter Aircontact Core 45+10 SL

4.6/ 5.0

A good fit ensures that the pack moves with your body, reducing the risk of discomfort and injury. The Gregory Maven 48 offers a highly adjustable torso length and a 3D cradle style hip belt, making it easy to dial in the fit specifically to your body. The Deuter Aircontact Core 45+10 SL also provides a excellent fit with its adjustable harness and pivoting hip and shoulder strap attachment, which works well for shorter frames. Both packs excel in fit, but the Maven 48's slightly higher score and positive feedback on adjustable features give it a slight edge.

Load Transfer

Maven 48

4.4/ 5.0

Deuter Aircontact Core 45+10 SL

4.4/ 5.0

Effective load transfer distributes the weight of your pack to your hips and legs, reducing strain on your shoulders and back. The Gregory Maven 48 features a free float suspension system and a hip belt that articulates with your hips, ensuring efficient weight distribution. The Deuter Aircontact Core 45+10 SL also performs well in this category, with a hip belt that comfortably handles heavy loads and distributes weight evenly. Both packs are tied in this category, making either a good choice for those carrying substantial weight.

Ventilation

Maven 48

4.1/ 5.0

Deuter Aircontact Core 45+10 SL

4.4/ 5.0

Proper ventilation helps keep your back cool and dry, reducing sweat and discomfort during long hikes. The Deuter Aircontact Core 45+10 SL excels in this category with its three-dimensional air spacer mesh and wide ventilation channel down the spine, which encourages airflow and keeps your back from getting too sweaty. The Gregory Maven 48, while still offering a breathable back system, has a lower ventilation score due to fewer mentions of airflow and cooling features. If staying cool is a priority, the Deuter Aircontact Core 45+10 SL is the better choice.

Organization

Maven 48

4.9/ 5.0

Deuter Aircontact Core 45+10 SL

4.3/ 5.0

Good organization features help you keep your gear accessible and well-arranged, saving time and reducing frustration on the trail. The Gregory Maven 48 shines in this category with its numerous pockets, including a large stretch mesh front pocket, hip belt pockets, and a removable internal divider. Buyers appreciate the many gear access points and the ease of keeping items organized. The Deuter Aircontact Core 45+10 SL also offers solid organization with hip belt pockets and a removable lid with extra pockets, but it has a slightly lower score due to a few complaints about accessibility. The Maven 48's superior organization makes it ideal for those who value easy access to their gear.

Accessibility

Maven 48

4.3/ 5.0

Deuter Aircontact Core 45+10 SL

4.2/ 5.0

Easy access to your gear can make a significant difference in your backpacking experience, allowing you to quickly grab what you need without unpacking everything. The Gregory Maven 48 offers excellent accessibility with its on-the-go pocket, stretch mesh pocket, and side entry point, making it easy to get at items quickly. The Deuter Aircontact Core 45+10 SL also provides good accessibility with its easily adjustable harness and cinch straps that pull inward, but it has slightly fewer mentions of quick access features. Both packs perform similarly in this category, making either a good choice for those who prioritize easy gear access.

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Conclusion & Final Verdict:

In conclusion, both the Gregory Maven 48 and the Deuter Aircontact Core 45+10 SL are excellent backpacking packs, each with its own strengths. The Maven 48 is the better choice for those prioritizing comfort and organization, thanks to its super comfortable back panel and numerous pockets. On the other hand, the Deuter Aircontact Core 45+10 SL excels in ventilation and offers a more adjustable fit, making it ideal for those who need a cooler back and a wider range of torso adjustability.

Choose the Gregory Maven 48 if you value comfort and easy access to your gear. Opt for the Deuter Aircontact Core 45+10 SL if you prioritize ventilation and a highly adjustable fit.

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