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Exped MegaMat Duo Review

Tate McReynolds bio photo
Eli Bernstein bio photo
ByMultiple Authors
May 27, 2025
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Our Take:
4.6/5
Editors' Pick
Certified
The Exped MegaMat Duo ($370) has earned its reputation as the gold standard in camping comfort. Between the roomy two-person-friendly platform, premium construction, thick and supportive cushioning, and four-season-ready warmth, it’s clear this isn’t just another foam-filled rectangle. The downsides? It’s bulky, heavy, and the included pump bag still feels like an afterthought. But those tradeoffs are easy to forgive once you’ve slept on it. The MegaMat Duo remains the benchmark for anyone serious about sleeping well outside.
Comfort

Comfort

5/5
Warmth

Warmth

5/5
Durability

Durability

4/5
Ease of Use

Ease of Use

3/5
Weight & Packability

Weight & Packability

2/5
Sustainability

Sustainability

4.2/5

Dimensions

78 x 52 x 4 in. (LW+)

Type

Self-inflating mat

R-value

8.1

Weight

9 lb. 11.2 oz.

Pros

Extremely plush with plenty of room for two sleepers.
Super durable thanks to thick polyester fabric.
New deflation valves, handle, and stuff sack are notable improvements.

Cons

Pump sack is inefficient and far too slow.
Pricey.

For this season's top models, see our guide to the Best Camping Mattresses.

The Exped MegaMat Duo helped kickstart the luxury car camping mattress trend—and it remains one of the category’s most impressive designs. Simply put, this is about as close as you’ll get to sleeping at home while out in the woods. With 4 inches of plush, self-inflating foam, the MegaMat delivers outstanding isolation from the ground and a balanced mix of softness and support. It’s not quite as cloud-like as the all-foam Hest Foamy, but those who prefer a slightly firmer feel or want the ability to fine-tune firmness via inflation will likely prefer the MegaMat.


Compared to other self-inflating camping mats, Therm-a-Rest’s MondoKing 3D is thicker at 4.25 inches, but the Exped MegaMat Duo gets the edge with its availability in multiple double-wide sizes. Its vertical sidewalls maximize the usable surface area, and the soft tricot polyester top feels noticeably plush against bare skin. The nights I’ve spent on the MegaMat—whether at established campsites or tucked inside the back of a vehicle—are some of the best nights of sleep I’ve had outdoors.


Dimension-wise, the MegaMat Duo is offered in three sizes: Medium, Long-Wide-Plus, and Queen. We tested both the Medium Duo (41 x 72 in.) and the Long-Wide-Plus (52 x 77.6 in.), and while the Medium felt sufficiently roomy for two adults, the upgrade in size was appreciated for spreading out or accommodating a kid or dog. The Long-Wide-Plus in particular felt spacious without being overkill in smaller tents, and is a great middle ground for couples looking to maximize comfort without stepping up to the larger Queen.

With an R-value of 8.1, the Exped MegaMat Duo is among the warmest camping mattresses on the market and is fully four-season-ready. Only a couple of camping mattresses—like the Dometic Highrise 10 and Exped’s own DeepSleep—surpass it at R-value 9.0, and the real-world difference is negligible for nearly all conditions. We’ve used the MegaMat Duo in a wide range of environments, from damp 40- to 50-degree nights in Washington to dry summer conditions and even into the 20s on colder mountain trips. Across the board, it delivered. That dreaded feeling of cold creeping up from the ground simply never happened. For car campers who get cold easily or want year-round confidence, the MegaMat is about as good as it gets.

With a 75-denier polyester base and a 50-denier tricot top, the Exped MegaMat Duo offers strong durability. While the top fabric is a bit thinner than some competitors, it’s also softer to the touch and still holds up well to regular use. Build quality is excellent: the valves are high-end, the foam hasn’t packed out, and the materials are highly resistant to punctures and abrasion. One of our team members is still using a previous-generation MegaMat that has been in use for more than five years and is still going strong.


Compared to the rest of the camping mattress market, it stacks up well—similar to the Therm-a-Rest MondoKing 3D (also 75D and 50D) and notably tougher than Sea to Summit’s Comfort Deluxe, which uses a thinner 30-denier top. It can’t match the bombproof, all-foam Hest Foamy, but short of that, the MegaMat is one of the most confidence-inspiring designs we’ve tested. A repair kit is also included for peace of mind, though we’ve never had to use it.

The MegaMat Duo’s updated design has brought some meaningful improvements in ease of use, but a few quirks remain. Inflation and deflation are controlled by clearly labeled valves (one for inflating and two for deflating), which are intuitive and reliable. The second deflation valve is a welcome upgrade, noticeably reducing the effort required to fully empty the mattress—a significant advantage over older versions that necessitated multiple full-body roll-ups. Now, it’s often a single effort and a little quicker overall.


Exped also added a welded carry handle to the sidewall of the mat, which makes repositioning it around camp or in your tent a bit easier. It’s not something we used frequently—most of the hauling is still done in the included stuff sack—but it’s a nice, no-downside touch. Speaking of the stuff sack, it’s side-loading, oversized, and easy to pack even if your fold isn’t perfect. It also has its own carry handle, which makes for a practical and user-friendly storage solution.


The biggest drawback is the tiny pump sack that comes with the mattress. While the MegaMat mostly self-inflates, topping it off manually is painfully tedious with the included pump—it can take hundreds of pumps if you’re setting up quickly. At this price, we expected something more functional (purchasing Exped’s Mega Pump separately will set you back another $65 but makes life quite a bit simpler). Overall, the Exped MegaMat Duo is easier to manage than in years past, but the inflation process still leaves room for improvement.

The MegaMat Duo isn’t remotely compact or lightweight, but for the comfort it delivers, the tradeoff is more than reasonable. The medium version we tested weighs in at 7 pounds 5.8 ounces and packs down to a bulky 11 by 22 inches. If you opt for the largest queen size, those numbers climb to 11 pounds 14 ounces and a massive 12 by 31.5 inches. That’s big, even by car camping standards.


To be fair, this isn’t wildly out of line for a luxury camping mattress—Hest’s all-foam Foamy, for example, weighs over 11 pounds and doesn’t pack down nearly as small (it’s 30 by 12 in. for the “wide” single size). Still, the MegaMat Duo takes up a significant chunk of space in a small car trunk or roof box, especially when paired with a bulky tent, camp chairs, and cooler. On the other hand, if you’re driving a larger SUV or pickup, the packed size may not be an issue at all. For most campers, it’s a manageable compromise for one of the most comfortable mats on the market.

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Longevity

Choosing durable outdoor gear and keeping it in use for longer is one of the best ways to reduce environmental impact. Our proprietary longevity rating assesses factors like overall build quality, materials, fabric denier, component durability, and real-world performance. A green check indicates that we expect the product to be long-lasting relative to its peers, a yellow check mark indicates average longevity, and a red X indicates a product that may have a limited lifespan.

Exped DeepSleep Duo ($280): Save Some Cash, Lose Some Comfort
If you want to take advantage of Exped’s design quality but don’t want to punish your bank account, the DeepSleep Duo is a viable alternative—although it comes with some caveats. This double pad is just as wide as the MegaMat Duo (41.3 in.) but only 3 inches thick, so side sleepers have a better chance of feeling the ground. Thankfully, the DeepSleep’s plush topper still makes for a comfortable experience, and we found its self-inflating design to be a bit quicker than the MegaMat’s. The DeepSleep has an R-value of 9 so it’s slightly warmer than its more expensive cousin, although in practice it’s hard to notice the difference in pads that toasty unless you’re camping in the Siberian winter. Finally, the DeepSleep only has one deflation valve, making it a bit less user-friendly than the MegaMat. Between that and its reduced thickness, you can see why it costs less. To learn more, check out our Exped DeepSleep review.


Nemo Quasar 3D Insulated Double Sleeping Pad ($280): Lighter, Wider, Less Luxe
If portability in a double-wide pad is high on your checklist, the Quasar 3D has you covered. At 3 pounds 6 ounces it’s less than half the weight of the MegaMat Duo, and—if you pack smartly and don’t mind carrying some bulk—you can even push into light backcountry duty. The Quasar’s 3.5-inch-thick air baffles are far less plush than the MegaMat’s open-cell foam, though, and its air pad design requires much more huffing and puffing. This lighter pad is also less durable, with 30-denier polyester construction that you’ll have to treat more carefully than the MegaMat’s fabric, and with a 3.3 R-value is only adequate for warm-weather adventures. However, at 52 inches across the Quasar has the MegaMat Duo beat for width, so it’s a good option if you want to spread out as much as possible without breaking the bank. For more, read our review of the Nemo Quasar 3D Insulated.

Exped MegaMat Duo ($450)
Camper in sleeping bag laying on the Exped Megamat Duo sleeping mattress
4.6/5

This double-wide pad is the ultimate sleep platform for outdoorsy couples or solo campers who want to max out their sleeping space. The MegaMat is plush, warm, and supportive, and the new version has some welcome design updates. If only it were less expensive and easier to inflate.

Dimensions
78 x 52 x 4 in. (LW+)
Type
Self-inflating mat
R-value
8.1
Weight
9 lb. 11.2 oz.
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Comfort

5/5
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Warmth

5/5
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Durability

4/5
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Ease of Use

3/5
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Weight & Packability

2/5
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Sustainability

4.2/5
Exped DeepSleep ($190)
Camper holding the Exped DeepSleep sleeping mattress
4.4/5

This trimmed-down version of Exped’s popular MegaMat is a little thinner, features firmer foam, and is much more affordable. The DeepSleep’s soft top fabric and high R-value are nice touches, but they can’t match the comfort of heftier pads.

Dimensions
72 x 25.6 x 3 in. (MW)
Type
Self-inflating mat
R-value
9.0
Weight
4 lb. 8 oz.
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Comfort

4/5
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Warmth

5/5
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Durability

4/5
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Ease of Use

4/5
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Weight & Packability

3.5/5
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Sustainability

3.7/5
Nemo Quasar 3D ($180)
Nemo Quasar 3D Insulated sleeping pad placed in the tent
3.6/5

The Quasar 3D Insulated is the only pad we tested that’s a true backpacking/car camping hybrid. It offers a healthy dose of durability and support (for an air pad, at least), although it’s not very warm and way less comfy than true car camping models.

Dimensions
72 x 25 x 3.5 in. (RW)
Type
Air pad
R-value
3.3
Weight
1 lb. 14 oz.
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Comfort

2.5/5
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Warmth

2.5/5
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Durability

2.5/5
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Ease of Use

4/5
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Weight & Packability

5/5
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Sustainability

4.9/5

Is the MegaMat Duo for You?

It’s an oldie but undeniably a goodie: The latest version of the Exped MegaMat Duo remains one of the most comfortable two-person camping mattresses on the market. With 4 inches of plush cushioning, excellent warmth, and durable materials throughout, it delivers a near-bedlike experience that’s ideal for car camping in all four seasons. The packed size and setup process are bulkier and more tedious than some, but for campers who prioritize comfort and can handle the tradeoffs, the MegaMat Duo won’t let you down.

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