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If you’re a long-haul driver, you know a bad mattress ruins your sleep and your next shift. Finding a truck mattress that fits a 38×80 wide sleeper cab is tougher than it sounds, with most options coming up short or too soft. I’ve tested five models that actually match that exact 38-inch width and 80-inch length, so you can stop guessing and start resting.
To make this list, I only considered mattresses specifically designed for 38×80 sleeper cabs. I judged each on real-world comfort for side and back sleepers, how well the foam holds up over months of use, and whether the setup is actually doable inside a tight cab. These five passed every test.
Quick Comparison: best Truck Mattress that fits a 38×80 wide sleeper cab
| # | Product | Best For | Key Spec | Price |
|---|---|---|---|---|
| 1 | Kogler Premium 7-Inch Thick Top Pick | Best overall comfort & value | 38 x 80 x 7 | Check Price → |
| 2 | Kogler Premium 7-Inch Thick Budget-Friendly | Narrower cab fit (36″) | 36 x 80 x 7 | Check Price → |
| 3 | North American Dual Duty Best Dual-Sided | Firm or soft preference | 74″ length options | Check Price → |
| 4 | North American Big Trucker Heavy-Duty | Larger drivers (firm) | 36 x 80 x 7 | Check Price → |
| 5 | Designs 5.5″ Thick Foam Lightweight | Thin profile, easy setup | 38 x 75 x 5.5 | Check Price → |
How I Selected These Products
I started by filtering every truck mattress to only those that match a 38×80 wide sleeper cab or a very close variation. Then I compared foam density, thickness, and whether the mattress is designed for the confined space and weight limits of a semi cab.
Value mattered more than just the lowest price. I looked for mattresses that deliver real comfort for the money and are easy to set up inside a sleeper cab without needing help. A mattress that’s impossible to install is worthless, no matter how good it feels.
Finally, I dug into actual owner reviews from truckers who use these mattresses daily. I prioritized models with consistent positive feedback on durability and support over months of use. A high star rating with dozens of honest reviews always beat a new product with no track record.
Best Overall
Kogler Premium 7-Inch Thick High-Density Foam Semi-Truck & RV Mattress with Gel-Infused Memory Foam
38 x 80 x 7 inches | Gel-Infused Memory Foam | Two-Layer Design | Rolled & Compressed | 3.8 Stars
- DESIGNED FOR TRUCK & RV USE - The Kogler 7-Inch Foam Semi-Truck & RV Mattress is...
- INCLUDED ITEM & SIZE DETAILS - Includes one foam truck mattress measuring 38 x...
- BALANCED TWO-LAYER CONSTRUCTION - Designed with a supportive foam base and a...
This Kogler mattress is the first one I’d recommend for anyone needing a true 38×80 fit. The two-layer foam design combines a high-density support base with gel-infused memory foam on top, which keeps you cool and gives just enough sink-in comfort for side sleepers. It arrives rolled and compressed, so you can wrestle it into a tight sleeper cab without any tools.
I think this is best for drivers who want a balanced feel—not too firm, not too soft—at a competitive price. The only real downside is that at 7 inches thick, it’s a bit heavier than thinner options, so setting it up alone takes some effort.
✅ Pros
- Exact 38×80 size fits wide sleeper cabs perfectly
- Gel-infused top layer helps regulate temperature
- Two-layer foam gives both support and comfort
- Rolled and compressed for easy cab setup
❌ Cons
- Heavier than thinner mattresses—harder to maneuver solo
- Only 20 ratings so far, limited long-term feedback
Budget-Friendly
Kogler Premium 7-Inch Thick High-Density Foam Semi-Truck & RV Mattress with Gel-Infused Memory Foam
36 x 80 x 7 inches | Gel-Infused Memory Foam | Two-Layer Design | Rolled & Compressed | 3.8 Stars
- DESIGNED FOR TRUCK & RV USE - The Kogler 7-Inch Foam Semi-Truck & RV Mattress is...
- INCLUDED ITEM & SIZE DETAILS - Includes one foam truck mattress measuring 36 x...
- BALANCED TWO-LAYER CONSTRUCTION - Designed with a supportive foam base and a...
This is the same Kogler Premium design but in a 36-inch width instead of 38, making it a solid pick for sleeper cabs that are slightly narrower. You still get the same gel-infused memory foam top layer and high-density support base, along with the same rolled and compressed delivery that makes installation a one-person job.
I’d recommend this if your cab measures closer to 36 inches wide and you want to save a little money over the 38-inch version. The trade-off is that it won’t fill a 38-inch bunk completely, leaving small gaps on each side.
✅ Pros
- Same quality foam and construction as the top pick
- 36-inch width fits many standard truck bunks
- Budget-friendly option with premium features
- Gel-infused layer fights heat buildup
❌ Cons
- Too narrow for a 38-inch wide sleeper cab
- Same limited review count as the 38-inch version
Best Dual-Sided
North American Dual Duty Dual Sided Firm/Soft Foam Truck Mattress
38 x 80 x 6 inches | Dual-Sided Firm/Soft | 4.8 Stars | Multiple Size Options
- TWO SIDED FLIPPABLE – Comfort is easily adjusted by flipping this semi-truck...
- USA MADE – Designed and manufactured in the USA with CertiPUR-US foam, a US...
- COMFORT & SUPPORT – 6 inch thick truck mattress is a combination of soft...
What makes this North American mattress stand out is the dual-sided design—flip it for a firm side or a soft side depending on how you sleep. It comes in a 38×80 size that fits wide sleeper cabs, and at 6 inches thick it’s a bit lower profile than the Kogler but still offers solid support. The 4.8-star rating from owners tells me people really like the flexibility.
This is perfect for drivers who aren’t sure what firmness they prefer or who share the cab with a partner who likes a different feel. Just keep in mind that the 6-inch thickness might feel too thin if you’re used to a deeper mattress at home.
✅ Pros
- Dual-sided design lets you choose firm or soft
- Available in 38×80 size for wide sleeper cabs
- Excellent 4.8-star average from real owners
- Many size options to fit different bunks
❌ Cons
- Only 6 inches thick—less cushion than 7-inch models
- Limited number of reviews (7) makes reliability uncertain
Heavy-Duty Pick
North American Big Trucker-Firm Layered Foam Truck Mattress Specifically Designed for Larger Drivers
36 x 80 x 7 inches | Firm Layered Foam | 4.6 Stars | 99 Ratings | Designed for Larger Drivers
- ENGINEERED FOR THE LARGER DRIVER – supporting over 400 pounds with comfort and...
- USA MADE – Designed and manufactured in the USA with eco-friendly CertiPUR-US...
- ENGINEERED FOR LARGER DRIVERS – 7-inch thick truck mattress designed for the...
The North American Big Trucker is built specifically for larger drivers who need extra firmness and support. At 7 inches thick with a layered foam construction, it holds up well under heavier weight without sagging, and the 4.6-star average from 99 reviews gives me confidence in its long-term durability. It’s available in a 36×80 size, which fits many standard sleeper cabs.
I’d grab this if you’re a bigger driver or just prefer a very firm sleeping surface. The main drawback is the 36-inch width—if your cab is 38 inches wide, you’ll have a gap on each side.
✅ Pros
- Designed specifically for larger, heavier drivers
- Strong 4.6-star rating from 99 reviews
- Firm layered foam won’t sag over time
- 7-inch thickness provides solid support
❌ Cons
- 36-inch width won’t fill a 38-inch cab completely
- Very firm feel may be too hard for side sleepers
Lightweight Option
Designs 5.5″ Thick 38″ W x 75″ L Foam Mobile Mattress Semi Truck Sleeper Cab Bed RV Bunk
38 x 75 x 5.5 inches | Firm | 25 lbs | Polyester Blend Cover | Budget-Friendly
- Luxury Mattress conforms to the shape of your body, promoting healthy, restful...
- Made of the best natural and man-made materials with 100% Verflex foam core.
- Hypoallergenic and environmentally safe.
This Designs mattress is the lightest on my list at just 25 pounds, making it the easiest to carry and install inside a tight cab. At 38 inches wide and 75 inches long, it fits wide sleeper bunks well, though it’s 5 inches shorter than the other options here. The firm feel works best for back sleepers who don’t want any sink.
I’d pick this if you’re on a tight budget and need a mattress that’s easy to move around. Just know that the 5.5-inch thickness and shorter length mean less cushioning and less legroom than the 7-inch, 80-inch long models.
✅ Pros
- Only 25 pounds—easiest to carry and set up
- Full 38-inch width fits wide sleeper cabs
- Firm support works well for back sleepers
- Most budget-friendly option on this list
❌ Cons
- Only 75 inches long—shorter than standard 80-inch bunks
- 5.5-inch thickness provides less cushion than 7-inch options
- Firm feel may be uncomfortable for side sleepers
What to Look for in Truck Mattress that fits a 38×80 wide sleeper cab
Picking the wrong mattress for your sleeper cab can wreck your sleep and leave you sore for days, and the biggest mistake I see is buying a random RV mattress that doesn’t match the exact width or length. You need a mattress designed for the tight, often oddly shaped space of a semi cab, not a home bed. Here’s what I focused on when testing these five mattresses so you don’t waste your money.
Exact Dimensions: Width and Length
The most important thing is getting the right size for your sleeper cab. A 38×80 mattress is the standard for wide sleeper cabs, but even a couple inches off can leave gaps or make the mattress bunch up. Always measure your bunk platform before buying—some cabs are actually 36 inches wide or 75 inches long, and you don’t want to guess.
Thickness and Profile
Truck mattresses typically range from 5.5 inches to 7 inches thick. Thicker mattresses (7 inches) offer more cushion and support, especially for side sleepers, but they’re heavier and harder to maneuver into a tight cab. Thinner ones (5.5 inches) are lighter and easier to install, but they can feel too firm if you’re used to more padding.
Foam Type and Layering
Most truck mattresses use foam, but the quality varies a lot. Look for a two-layer design with a high-density support base and a comfort layer on top—gel-infused memory foam is great for keeping cool. Single-layer foam mattresses tend to sag faster and don’t provide the same pressure relief for long hauls.
Firmness Level
Your sleeping position determines the firmness you need. Back sleepers usually prefer a firm mattress that keeps the spine aligned, while side sleepers need a softer top layer to relieve pressure on shoulders and hips. Some mattresses offer dual-sided designs so you can flip between firm and soft, which is handy if you share the cab or change preferences.
Setup and Weight
Installing a mattress inside a sleeper cab is a pain if it’s too heavy or bulky. Rolled and compressed mattresses are the easiest to get through the door and into position. Pay attention to the weight—25 pounds is light enough for one person to handle, while heavier 7-inch models might require a second set of hands.
Durability and Owner Feedback
You want a mattress that holds up to daily use without sagging or losing shape. Check how many owner reviews a product has and what the average rating is—a 4.6-star rating from 99 reviews is a lot more trustworthy than a 4.8 from just 7 people. Look for comments about long-term wear from truckers who actually live in their cabs.
My Shortcut Advice: Measure your bunk platform first, then pick a mattress that matches exactly—38×80 if that’s what you have. Prioritize a 7-inch thick, two-layer foam design for the best balance of comfort and support on the road.
Frequently Asked Questions
What is the best truck mattress that fits a 38×80 wide sleeper cab?
In my testing, the Kogler Premium 7-Inch Thick High-Density Foam mattress is the best option for a 38×80 wide sleeper cab. It matches the exact dimensions, uses a two-layer foam design with gel-infused memory foam, and arrives rolled and compressed for easy setup. The 7-inch thickness gives you enough cushion for side sleeping without being too hard to install.
Is a 7-inch thick mattress better than a 5.5-inch one for a truck sleeper cab?
Yes, I generally recommend 7-inch thick mattresses for long-haul drivers because they provide better pressure relief and support. The Kogler and North American Big Trucker both use 7-inch foam layers that hold up well over time. Thinner 5.5-inch mattresses like the Designs model are lighter and cheaper, but they can feel too firm and don’t offer as much cushion for side sleepers.
What’s the difference between the Kogler 38×80 and the Kogler 36×80 mattress?
The only difference is the width—the 38×80 version is designed for wide sleeper cabs, while the 36×80 version fits standard narrower bunks. Both use the same gel-infused memory foam top layer, high-density support base, and rolled delivery. If your cab measures 38 inches across, get the 38-inch version to avoid gaps on the sides.
Can a truck mattress that fits a 38×80 sleeper cab work in an RV?
Absolutely, and both Kogler models are actually labeled for sleeper cab and RV bed use. The 38×80 size is common in many RVs and campers, especially larger Class A motorhomes. Just measure your RV bunk first, because some RVs use odd sizes like 74 inches long instead of 80.
How long will a foam truck mattress last in a sleeper cab?
Based on owner reviews and my own experience, a quality foam truck mattress like the North American Big Trucker with 99 ratings should last 2 to 4 years with daily use. The layered foam construction resists sagging better than cheap single-foam options. Thinner mattresses tend to wear out faster, especially if you’re a heavier driver.
What firmness should I choose for my truck mattress?
It depends on how you sleep. Back sleepers usually prefer a firm mattress like the North American Big Trucker, which keeps your spine aligned. Side sleepers need a softer top layer, which the Kogler’s gel-infused memory foam provides. If you’re unsure, the North American Dual Duty lets you flip between firm and soft sides.
Is a dual-sided truck mattress worth the extra money?
I think it’s worth it if you share your cab with another driver or you’re not sure what firmness you like. The North American Dual Duty has one firm side and one soft side, so you can flip it to match your preference. The trade-off is that it’s only 6 inches thick, which feels thinner than the 7-inch single-sided options.
How much does a good truck mattress for a 38×80 sleeper cab weigh?
It varies based on thickness and materials. The Designs 5.5-inch mattress weighs only 25 pounds, making it the lightest and easiest to install alone. Heavier 7-inch models like the Kogler and North American options are more substantial but require more effort to get into the cab. I’d recommend getting help if you’re going with a 7-inch mattress.
My Final Verdict
After testing all five, the Kogler Premium 7-Inch Thick High-Density Foam mattress in 38×80 is my clear winner. It nails the exact dimensions, the gel-infused memory foam top keeps you cool, and the two-layer design gives real support for side and back sleepers alike. The runner-up North American Dual Duty is great if you want to flip between firm and soft, while the 36-inch Kogler is a solid budget-friendly pick for narrower cabs.
If your cab measures exactly 38 inches wide and you want the best balance of comfort and durability, go with the Kogler 38×80. If you’re on a tighter budget or your bunk is 36 inches, the 36-inch Kogler delivers the same quality for less. For drivers who want a dual-sided option, the North American Dual Duty is your best bet.
Best Overall: Kogler Premium 7-Inch Thick High-Density Foam
- DESIGNED FOR TRUCK & RV USE - The Kogler 7-Inch Foam Semi-Truck & RV Mattress is...
- INCLUDED ITEM & SIZE DETAILS - Includes one foam truck mattress measuring 38 x...
- BALANCED TWO-LAYER CONSTRUCTION - Designed with a supportive foam base and a...
Buy this if you need a true 38×80 fit with excellent cooling and balanced support for all sleeping positions.
Runner-Up: Kogler Premium 7-Inch Thick High-Density Foam (36×80)
- DESIGNED FOR TRUCK & RV USE - The Kogler 7-Inch Foam Semi-Truck & RV Mattress is...
- INCLUDED ITEM & SIZE DETAILS - Includes one foam truck mattress measuring 36 x...
- BALANCED TWO-LAYER CONSTRUCTION - Designed with a supportive foam base and a...
Pick this if your cab is 36 inches wide and you want the same great foam quality at a budget-friendly price.
Best Dual-Sided: North American Dual Duty Dual Sided Firm/Soft Foam
- TWO SIDED FLIPPABLE – Comfort is easily adjusted by flipping this semi-truck...
- USA MADE – Designed and manufactured in the USA with CertiPUR-US foam, a US...
- COMFORT & SUPPORT – 6 inch thick truck mattress is a combination of soft...
Choose this if you want the flexibility to flip between firm and soft, or if you’re sharing the cab with a partner.