Therm-a-Rest MondoKing™ 3D

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Overall

#11 in

Sleeping Pads

according to Reddit Icon Reddit

Sentiment score94% positive
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Top Pros

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Last updated: May 3, 2026

Reddit Reviews

Reddit Iconblueberrypancake234
8 months ago

I ordered the Therm-a-Rest LuxuryMap Self-Inflating Foam Camping Sleeping Pad, Large - 25 x 77 Inches - from Amazon. It's warm and very comfortable. Very important to be insulating on the bottom, especially as temps start dropping.

Reddit IconBMThiker
7 months ago

Two separate Thermarest Mondoking XLs side by side - different air pressures - no waterbed affect when one of us moves/rolls over. Kelty doublewide sleep system (bag).

Reddit Iconcasseroledaddy
11 months ago

MondoKing has worked really well for 3 plus yrs. Or cot plus basecamp.

Reddit IconChannel-Separate
about 2 months ago

Megamat Ultra and the Thermarest Neoloft are comparables. Def not ultralight but I use the Thermarest on backpacking trips, not thru-hikes, and love it. I'm a big guy and the Thermarest is comparable to my MondoKing and Exped MegaMat Duo. The Ultra will work well for you.

Reddit IconCozyTurtle55
7 months ago

We also have just two car camping pads side by side! Enough for snuggles without disturbing each other as much. We have Mondo King pads/mattresses. Not sure if they still make them but feel like they were less expensive than the Expeds seem. And option to still use it for a solo trip.

Reddit Icondangerousdave2244
12 months ago

The Exped Megamat is insanely comfortable and keeps you REALLY well-insulated (R Value of 8.1, most cold weather pads are R-value of 5). Not to mention it will last decades before it needs to be replaced, and it's backed up by a lifetime warranty. All expensive sleeping pads are. Ive had both ThermaRest and Nemo send me free replacements when my pad developed a leak The Nemo Roamer is similar, as is the Thermarest Mondoking. But what makes me love the Exped Megamat is that the top layer feels like it stretches, sp the pad contours to your body like memory foam, just less thick https://www.outdoorgearlab.com/topics/camping-and-hiking/best-camping-mattress#an-exceptionally-comfortable-mat

Reddit IconGrowitorganically
7 months ago

We sleep on two Mondo Thermarest pads strapped together. They’re 5” thick and wider than conventional Thermarests. Very stable and comfortable to sleep on.

Reddit IconHands
3 months ago

Buying a nice 4 inch sleeping pad (I have a thermarest mondoking) five years ago was a game changer for me when it comes to car camping. I love that damn thing so much, I have no trouble sleeping on a traditional thin thermarest but the 4 inch one is straight up luxurious. It's not even in the same universe as a crappy walmart air mattress

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