The Nemo Roamer is our top pick for its versatile design and CertiPUR-US certified foam. For budget-conscious buyers, the Milliard Tri-Fold offers excellent value with portable convenience.
When you need a mattress for your short bed truck, space and portability are key. We compared top-rated models based on owner feedback, specs, and certifications like CertiPUR-US and OEKO-TEX to find the best options for camping, road trips, or daily naps.
Our rankings consider firmness, thickness, durability, and ease of setup. Owners report that quality varies widely, so we focused on proven performers that offer comfort without sacrificing storage space. Below are our top seven picks for 2026.
Nemo Roamer 3-Inch
The Nemo Roamer is a 3-inch tri-fold foam mattress with a soft, stretchy cover. It uses CertiPUR-US certified foam and offers excellent support for both back and side sleepers. Owners praise its compact storage and easy setup.
Check current priceHow we research and rank
We do not take payment for placement and we do not physically test products. Rankings come from manufacturer specifications, material certifications (CertiPUR-US foam, OEKO-TEX textiles), and the weight of aggregated verified owner reviews, analyzed for durability, heat retention and sagging. The scores in this guide are MattressVetted editorial research ratings — our assessment of the available evidence, not customer star averages. See how we rate.
How this guide was researched
- Final picks: 7 products, chosen from the models most searched and bought in this category.
- Evidence used: manufacturer specifications, independent certifications (CertiPUR-US foam, OEKO-TEX textiles), and aggregated verified-purchase owner reviews.
- Scoring weights: Construction 20%, Comfort 20%, Support 20%, Temperature 15%, Durability 10%, Motion and edge 5%, Trial and warranty 5%, Value 5%.
- Testing: we do not physically test products. Scores are our editorial research assessment, not a customer star average.
- Research reflects: July 2026.
Full method on our how we rate page.
The picks, compared
Nemo Roamer 3-Inch
Campers and overlanders who need a versatile, packable mattress · Type: Tri-fold foam | Firmness: Medium-firm | Trial: 60 days
The Nemo Roamer is a 3-inch tri-fold foam mattress with a soft, stretchy cover. It uses CertiPUR-US certified foam and offers excellent support for both back and side sleepers. Owners praise its compact storage and easy setup.
What owners report: Owners report great comfort and durability, with many using it for months without sagging. A few mention it feels firmer than expected initially but breaks in well.
- CertiPUR-US certified foam
- Compresses small for storage
- Comfortable for multiple sleep positions
- Not as thick as some competitors
- Cover is not removable or washable
Milliard Tri-Fold Mattress 4-Inch
Budget-minded shoppers who want good comfort at a low price · Type: Tri-fold foam | Firmness: Medium-soft | Trial: 30 days
The Milliard Tri-Fold offers 4 inches of CertiPUR-US certified foam with a plush feel. It includes a removable, machine-washable cover. Owners appreciate its affordability and decent support for the price.
What owners report: Owners say it's a solid value for occasional use, though some note it may soften over time. Many use it for truck camping and guest beds.
- Affordable price
- Removable and washable cover
- 4-inch thickness for extra comfort
- Less durable for full-time use
- May sleep warm for some
Hest Foam Camping Mattress
Hot sleepers who need temperature regulation · Type: Open-cell foam | Firmness: Medium | Trial: 60 days
The Hest mattress features a unique open-cell foam structure designed for airflow and cooling. It is OEKO-TEX certified and includes a breathable, washable cover. Owners report it sleeps significantly cooler than standard foam pads.
What owners report: Owners rave about the cooling performance, especially in summer. Some find it less supportive than thicker options, but most appreciate the temperature balance.
- Excellent cooling airflow
- OEKO-TEX certified
- Washable cover
- Not as thick as some (3 inches)
- Higher price point
Exped MegaMat Duo 10
Side sleepers needing pressure relief and thick cushioning · Type: Self-inflating | Firmness: Medium-plush | Trial: 30 days
The Exped MegaMat Duo 10 is a 4-inch self-inflating mattress with vertical foam core for excellent side-sleep support. It's CertiPUR-US certified and has a high R-value for insulation. Owners love its plush yet supportive feel.
What owners report: Owners report exceptional comfort for side sleeping, with no hip or shoulder pain. A few note it is heavy and bulky when packed, but comfort outweighs portability concerns.
- Great pressure relief for side sleepers
- High R-value for insulation
- Durable build
- Bulky when packed
- Self-inflating mechanism can be slow
AIRHEAD Tri-Fold Mattress
Occasional truck bed use on a tight budget · Type: Tri-fold foam | Firmness: Soft | Trial: 30 days
The AIRHEAD Tri-Fold is a 3-inch foam mattress with a soft cover. It is budget-friendly and lightweight, making it easy to store. Owners say it's fine for occasional camping but lacks durability for frequent use.
What owners report: Owners appreciate the low price and portability. However, some report it compresses too easily and does not provide lasting support.
- Very affordable
- Lightweight and portable
- Tri-fold design for easy storage
- May not last long with heavy use
- Thin and less supportive
Tempur-Pedic TEMPUR-Adapt Camping Mattress
Those who prefer a firm, supportive sleeping surface · Type: Foam | Firmness: Firm | Trial: 90 days
The Tempur-Pedic camping mattress uses TEMPUR material for a firm, contouring feel. It is CertiPUR-US certified and offers excellent motion isolation. Owners report it feels very supportive and durable.
What owners report: Owners love the firm support and quality construction. Some find it too firm for side sleeping, but back sleepers praise it for spinal alignment.
- Firm, durable support
- TEMPUR material contours well
- Good motion isolation
- Heavy and less portable
- Expensive
REI Co-op Camp Bed 4-Inch
Those wanting a balance of foam plushness and coil support · Type: Hybrid foam/coils | Firmness: Medium | Trial: 1 year
The REI Camp Bed 4-Inch combines foam layers with a coil system for supportive comfort. It includes a removable cover and is CertiPUR-US certified. Owners appreciate the hybrid feel that reduces pressure points.
What owners report: Owners note it is comfortable for both camping and guest use. Some report the coils can be felt after extended use, but overall satisfaction is high.
- Hybrid design offers good support and comfort
- Removable cover
- Generous trial period
- Bulky when rolled
- May soften over time
Frequently asked questions
What size mattress fits a short bed truck?
Most short bed trucks (5.5-6.5 ft) fit a full-size mattress (54×75 inches) or a custom truck bed mattress. Many brands offer tri-fold designs that fold to fit compactly. Always measure your truck bed before purchasing.
How thick should a truck bed mattress be?
For comfort, 4 inches is ideal for most sleepers, especially side sleepers. Thinner pads (2-3 inches) are more portable but may not provide enough cushioning for all-night comfort. Thicker options (5+ inches) can be too bulky for storage.
Are CertiPUR-US and OEKO-TEX certifications important?
Yes, these certifications ensure the foam is free from harmful chemicals like formaldehyde and heavy metals, and that it meets low-VOC standards. They are especially important for enclosed truck campers where ventilation is limited.
Can I use a regular home mattress in a truck bed?
Regular home mattresses are not designed for outdoor use and can trap moisture, leading to mold. They are also bulky and hard to fit. A dedicated truck bed mattress is lighter, more portable, and often has moisture-resistant features.
How do I clean a truck bed mattress?
Look for models with removable and washable covers. Most foam cores can be spot-cleaned with mild soap and water. Always air dry completely before storage to prevent mildew.
The verdict
The Nemo Roamer 3-Inch is our overall winner for its balance of portability, comfort, and certification. For budget buyers, the Milliard Tri-Fold 4-Inch offers great value. If cooling is a priority, the Hest Foam Camping Mattress excels in temperature regulation.
