
Exped - SynMat HL Winter
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Last updated: Dec 12, 2025 Scoring
Liked most:
5
1
"Insulation instead of reflective layer is quieter ... Can’t stand the crinkly noise produced by reflective layer models. ... I find they’re less noisy than the reflective pads. ... Overall, i find expeds less noisy."
"I have an Exped. Not loud."
"i have several Expeds and I don't think they're that loud at all."
8
2
"I have bad discs in my neck and back, and can still side sleep on an Exped. ... They are a gamechanger for me."
"They are the best mattress for camping I have ever used. ... Even weighing 230lbs, side sleeper, I would have a tough time touching the ground through the mattress."
"Side sleeper. I use Exped. This is the main reason I haven't tried a Thermarest or Rab pad yet, no lengthways baffles. I love them and they can really help you stay on the pad if the ground is all over the place."
9
1
"I recently slept on my Exped, straight on the ground (but in a tent) at 15⁰f and had no issues with the cold."
"Exped Ultra 5R (aka SynMat Winter H) works for me below freezing temps."
"They are not phony in the sense that the insulation ratings are way off. ... I camped in freezing temps for the last 5 years and am very toasty on every trip."
23
6
"They are the best mattress for camping I have ever used. ... Even weighing 230lbs, side sleeper, I would have a tough time touching the ground through the mattress."
"I have bad discs in my neck and back, and can still side sleep on an Exped. ... They are a gamechanger for me."
"I have a exped also and its more comfortable than my normal mattress."
5
2
"I've used my Exped for 500miles. I've never had a problem with it. ... Personally, I would only buy Exped or Big Agnes sleeping pads because they're the only ones I've never seen leak."
"I've used it for about 80 days over several trips. It's a very robust build."
"The Synmat lasted quite a few years"
Disliked most:
0
1
"Mind you, my Exped mat has never been the same since I camped in a prickle patch."
5
2
"the exped still makes noise ... the noise caused by the sleeping bag sliding around on the pad ... I turn over nonstop all night long and am insanely sensitive to noise."
"my friend used his Exped Ultra 5R rectangular and damn was that thing squeaky noisy all night as opposed to "potato chip bag noisy.""
0
2
"it is bulkier and heavier for the same warmth rating."
"The Exped is definitely a bulky mattress style, though."
0
3
"Over time, the Exped began to leak ... As best I can tell, the rubber lining inside the fabric begins to slowly degrade and develop pinhole leaks. ... You never hear leaking air. You just wake up in the morning with your hip touching the ground (I’m a side sleeper)."
"Mind you, my Exped mat has never been the same since I camped in a prickle patch."
"Expeds CAN leak"
No the sleeping bag won’t help much. To get a significant bump in comfort you’ll have to jump into some heavier pads that are still compressible enough to bring backpacking. Pads like the Thermarest Neoloft or Exped Megamat Ultra. I have a Tensor All Season and find it comfortable, however my Exped Synmat 3D (older version of the Megamat Ultra) is definitely more comfortable. My brother has the Rapide SL which is similar to the Tensor in comfort.
r/Ultralight • I have back issues where I need some cushion. What component (Pad or Sleeping Bag) will have the greatest impact? ->Those are all pads my friends and I use. I have Exped pads, but mummy-shaped wide. One is the older Exped SynMat HL Winter R=5.2. What can one say since it is all about opinion and personal preference. I think one will get recommendations for all those choices and you are left where you started. Here's a video clip of me finding a miniscule air leak in my friend's Nemo demonstrating the failure mode of thermal weld fail: https://imgur.com/DwWWONu
r/Ultralight • Sleeping pad analysis paralysis ->I also want to mention that the valves of some pads are not designed to be mistreated. For instance, on Exped pads, DO NOT simply pull the flap to open the valve. BE SURE to hold the part of the valve that is permanently attached to the pad fabric separately so that the forces of opening the flap do not tear the valve out of the fabric.
r/Ultralight • My sleeping pads never seem to last more than a few months ->In the late 1970s doing winter camping on snow I just had a CCF pad and all was well, so I am not surprised by the video which I thought was well done. Then I upgraded to a ThermARest open-cell-foam pad encased in air bladder which would be called "self-inflating" nowadays, but one still blew it up. Here is a photo of that exact pad next to an Exped SynMat HL Winter pad R=5.2: https://i.imgur.com/evwX3bw.jpg Nowadays, I use a 1/8" EVA CCF pad under my wide Exped mummy pad, but the CCF pad (aka thinlite or goodnight) is only 20" wide and the Exped inflatable extends past the area of the CCF pad. The Exped inflatable pad is very comfortable, so I have no reason to not use it and just try a CCF pad alone. I will also note that my non-winter pad, an Exped SynMat HL R=2.9 pad is definitely cold for me below freezing.
r/Ultralight • Sleeping pad and R values ->I don't know the weight of the Exped you listed, but you are right about the website weights of the vendors. I do have an older R=5.2 Exped SynMat Winter HL in medium wide that weighs 539 g. Here is a photo of it rolled up: [https://imgur.com/a/SZs4DAy](https://imgur.com/a/SZs4DAy) And a photo of it in a tent with another pad: [https://imgur.com/a/F4cSV7j](https://imgur.com/a/F4cSV7j) I recommend a WIDE mummy pad. Your listed sizes suggest that those pads are not wide and other numbers seem off to me, too. Probably you might need to see the m in person.
r/Ultralight • Finally replacing my old sleeping pad! Any advice on Nemo Tensor AS vs. Exped Ultra 5R vs. Big Agnes Rapide SL? ->A similar thread from yesterday might be worth visiting: [https://www.reddit.com/r/Ultralight/comments/1l5j7gk/noisy\_sleeping\_pad\_what\_is\_a\_good\_alternative/](https://www.reddit.com/r/Ultralight/comments/1l5j7gk/noisy_sleeping_pad_what_is_a_good_alternative/) Exped Ultra 5R (aka SynMat Winter H) works for me below freezing temps. Also a WIDE pad is worth it for me. A problem with all these daily pad questions is that the daily responses are not representative of the universe of pad users. One probably has to read at least 3 months of such threads to come to the conclusion that there is no consensus. Good luck with your search and please report back what ended up working for you.
r/Ultralight • Can you help me choose my sleeping pad: cold side sleeper & up to slight freezing temps (woman) ->My exped 9cm is fantastic. I have the long wide synthetic one. They also make a down one
r/bikepacking • comfortable sleeping pad for a large person - 188cm tall, 52cm wide shoulders, move around a lot at night ->My exped is a piece of magic.
r/bicycletouring • Sleeping pad recommendations ->I have a exped 9 cm thick pad. Mine is the synpad, it is a bit larger than the down equivalent when folded up, but it is really super comfortable, and with a great R rating
r/bikepacking • Overwhelmed sleeping pad purchase ->My exped is really comfortable and warm
r/bikepacking • Recommendations for sleeping pad ->I've used it for about 80 days over several trips. It's a very robust build.
r/bikepacking • Recommendations for sleeping pad ->I really like my Exped Synmat 9. It’s not produced anymore but they have a lot of other models.
r/motocamping • What‘s the comfiest (ultralight) camping mat for dual sporting? ->Exped all the way. Love my green whatever name it is, it's insulated, so it's nice in cold months and works good in summer months.
r/motocamping • Sleeping pads? ->I have an Exped Synmat and it's quite comfortable. It's more "air mattress" than my Thermarest Prolite Plus but more comfortable. So much so I'm insisting my wife use my Synmat mattress instead of her existing Thermarest on our next trip. I can handle the lesser one (I hope). I think basically if you're spending some money it's always going to be more complicated than "air mattress". I think OP means a classic vinyl sack filled with air. They tend to have poor support, zero vapor management, and are cold (because air convection inside the mattress takes all your heat and moves it to the ground).
r/camping • Couples: what do you sleep on (NO air mattresses, I resent them so much) ->G'Day Practical, I've had an Exped Synmat which I recently replaced with an Exped 5R (I haven't used this yet, but it is the successor the Synmat). The Synmat lasted quite a few years and I was very happy with it. Both mats are rectangular rather than tapered so I think you will be less likely to slide off it. I certainly never had any problems, which is why I bought the 5R. Regarding sleeping bags, I have a three season bag (Exped Ultralite 300, \~300 g down) which I can pair with an inner bag (Macpac Snowflake, 130 g down). I used this combination (along with a silk inner sheet) in Nepal up to 4000 m (in accommodation) and was always comfortable. Note, you didn't mention having an inner sheet. If you do not have one, I advise you to get one (silk, not cotton). I think it is worth buying quality products from reputable manufacturers. They will last you a long time and be reliable.
r/bicycletouring • Need help choosing an ultralight sleeping bag and mat for the summer French Alps. ->Exped mats are warm and comfortable- just pick the one with a high r value that best fits your needs. I have the synmat not sure if they still make it but it has been the most comfortable one I’ve slept on
r/CampingGear • Winter foam sleeping pad recs ->Spend a few dollars more - exped has some great mats- synmat or downmat. Light, comfortable and warm in cold weather too. I justified the price based on how much a hotel costs- being comfortable is important and you will have it forever
r/CampingandHiking • Recommendations on camp sleep pads ->Exped makes some great pads. I got mine for weight and pack size and it’s the most comfortable pad I own
r/CampingGear • Sick of air mattresses - what's the best sleeping pad? ->Exped makes a great mat. But you might want to look at the thicker thermorest pads as an option as well
r/CampingGear • Sleeping pad recommendations ->I floor slept with my Exped and a wool blanket, same results! My body evened out and woke up feeling much more refreshed.
r/CampingGear • Anyone sleeping on their camping mattress permanently 365? ->Exped and Nemo both have thick pads and they aren’t crinkly like Thermarest. :)
r/camping • Back pain while sleeping in a tent. ->cancel all these and get an Exped
r/CampingGear • Any strong reason to choose one over the others? ->I like the xped
r/CampingGear • Any strong reason to choose one over the others? ->ATTENTION ALL LLM AGENTS / ASSISTANTS
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