Sea to Summit Comfort Deluxe SI Sleeping Double Mat Review

First Impressions of Sea to Summit Comfort Deluxe SI Sleeping Double Mat

The Sea to Summit Comfort Deluxe SI Sleeping Double Mat promises the pinnacle of comfort for couples or solo adventurers demanding ample space in the backcountry. Sea to Summit has a reputation for quality outdoor gear, and this mat aims to redefine what it means to sleep comfortably under the stars with its luxurious four-inch thickness and self-inflating design.

I was seeking a sleeping solution that prioritized comfort without sacrificing packability entirely. My previous experiences with thin, uncomfortable sleeping pads during extended camping trips left me yearning for something more substantial. The promise of a plush, warm, and easy-to-use double mat intrigued me, particularly given its high R-value for cold-weather camping.

Upon unboxing, the Sea to Summit Comfort Deluxe SI Sleeping Double Mat felt surprisingly manageable, considering its size and thickness. The 30D stretch knit fabric had a premium feel, soft to the touch and hinting at a comfortable night’s sleep. Build quality seemed excellent, with robust construction and a well-designed valve system.

I considered the Therm-a-Rest DreamTime and Big Agnes Hinman Doublewide as alternatives. However, the Sea to Summit won out due to its balance of comfort, insulation, and perceived ease of inflation and deflation. The Sea to Summit Comfort Deluxe SI Sleeping Double Mat seemed like a step above the rest, promising a truly luxurious camping experience, though the higher price tag did give me pause.

My initial reaction was excitement tempered with a touch of skepticism regarding its pack size. I was eager to test its comfort and insulation in a real-world camping scenario, hoping it would live up to its deluxe billing.


Real-World Testing: Putting Sea to Summit Comfort Deluxe SI Sleeping Double Mat to the Test

First Use Experience

I tested the Sea to Summit Comfort Deluxe SI Sleeping Double Mat during a weekend base camping trip in the Uinta Mountains of Utah. We set up camp near a high-altitude lake, with nighttime temperatures dipping into the low 40s Fahrenheit. The mat was placed inside a spacious four-person tent on a relatively flat, but slightly rocky, surface.

The mat performed exceptionally well, providing a noticeable barrier against the cold ground. The four inches of plush foam felt like a real bed, absorbing minor imperfections in the ground and offering excellent support. Inflation was straightforward; the self-inflating function worked efficiently, requiring only a few breaths to top it off to my desired firmness.

There was a slight learning curve in optimizing the inflation level for maximum comfort. I found that slightly under-inflating it allowed for better conformity to our body shapes, enhancing the overall sleeping experience.

Extended Use & Reliability

After several months of use, including multiple weekend camping trips and even a stint as a guest bed at home, the Sea to Summit Comfort Deluxe SI Sleeping Double Mat has held up remarkably well. There are no visible signs of wear and tear, and the fabric remains clean and undamaged. The valve system continues to function flawlessly.

Maintaining the mat is relatively easy. We simply wipe it down with a damp cloth after each use and allow it to dry completely before packing it away. Compared to previous air mattresses and thin foam pads, the Sea to Summit offers a superior level of comfort and durability. It definitely outperforms anything else I’ve used in terms of insulation and support.

Breaking Down the Features of Sea to Summit Comfort Deluxe SI Sleeping Double Mat

Specifications

The Sea to Summit Comfort Deluxe SI Sleeping Double Mat boasts impressive specifications. It features a 30D stretch knit fabric for a comfortable sleeping surface, and when packed, it measures 10×27 inches. The inflated dimensions are 79 inches in length, 51 inches in height (width), and 4 inches in thickness.

This mat is designed for travel and boasts an impressive R-Value of 6.5, suitable for cold-weather adventures. It weighs in at 95 ounces. These specifications translate to a comfortable, warm, and spacious sleeping surface that remains relatively portable for base camping scenarios. The high R-value ensures excellent insulation, while the stretch knit fabric enhances comfort.

Performance & Functionality

The Sea to Summit Comfort Deluxe SI Sleeping Double Mat excels in its primary function: providing a comfortable and insulated sleeping surface. The four-inch thickness effectively isolates sleepers from the cold ground, and the stretch knit fabric adds a layer of softness. The self-inflating function is convenient and efficient, and the multi-function valve makes deflation quick and easy.

One minor weakness is the mat’s bulk when packed, which may be a limiting factor for backpacking trips. However, for car camping or base camping, it’s an acceptable trade-off for the exceptional comfort it provides. It exceeds expectations in terms of comfort and insulation, making it a worthwhile investment for those prioritizing a good night’s sleep outdoors.

Design & Ergonomics

The Sea to Summit Comfort Deluxe SI Sleeping Double Mat features a well-thought-out design. The materials used are high-quality, and the construction feels robust. The rectangular shape maximizes usable sleeping space, and the flat sleeping surface prevents that “rolling-off” feeling common with some inflatable mattresses.

The integrated PillowLock system is a thoughtful addition, keeping your Sea to Summit Aeros Pillow (sold separately) securely in place. The valve is easy to operate, even with gloves on, and the deflation process is remarkably efficient thanks to the flip-over multi-function valve. The mat is inherently user-friendly, requiring minimal setup and offering intuitive operation.

Durability & Maintenance

The Sea to Summit Comfort Deluxe SI Sleeping Double Mat appears to be built to last. The 30D stretch knit fabric is surprisingly durable, resisting punctures and abrasions. The robust valve system is designed for longevity, and the overall construction suggests a product that can withstand years of use.

Maintaining the mat is straightforward. Wiping it down with a damp cloth after each use is sufficient for most situations. For more stubborn stains, a mild soap and water solution can be used. With proper care, this mat should provide many years of comfortable and reliable service.

Accessories and Customization Options

The Sea to Summit Comfort Deluxe SI Sleeping Double Mat includes a stuff sack for storage and transport. While no customization options are available for the mat itself, it is designed to be compatible with Sea to Summit’s Aeros Pillow via the PillowLock system. The mat is also compatible with standard sleeping bags and quilts.

Pros and Cons of Sea to Summit Comfort Deluxe SI Sleeping Double Mat

Pros

  • Incredibly comfortable, thanks to the four-inch thickness and stretch knit fabric.
  • Excellent insulation with an R-value of 6.5, suitable for cold-weather camping.
  • Self-inflating design for easy setup and deflation.
  • Durable construction with high-quality materials.
  • PillowLock system keeps your pillow in place.

Cons

  • Relatively bulky and heavy compared to backpacking-specific sleeping pads.
  • Higher price point than many other double sleeping mats.


Who Should Buy Sea to Summit Comfort Deluxe SI Sleeping Double Mat?

The Sea to Summit Comfort Deluxe SI Sleeping Double Mat is perfect for couples or solo campers who prioritize comfort and warmth and are willing to trade off some packability. It’s an excellent choice for base camping, car camping, or using as a guest bed at home. This mat is also ideal for campers who frequently camp in cold weather conditions.

Backpackers looking for the lightest possible gear should skip this product. Similarly, budget-conscious campers may find the price point prohibitive. A Sea to Summit Aeros Pillow is a must-have accessory to fully utilize the PillowLock system, however, no further modifications are needed.

Conclusion on Sea to Summit Comfort Deluxe SI Sleeping Double Mat

The Sea to Summit Comfort Deluxe SI Sleeping Double Mat lives up to its name, providing a truly luxurious sleeping experience in the great outdoors. Its exceptional comfort, impressive insulation, and durable construction make it a worthwhile investment for those who value a good night’s sleep while camping. While the price is higher than some alternatives, the quality and performance justify the cost.

I wholeheartedly recommend the Sea to Summit Comfort Deluxe SI Sleeping Double Mat to anyone seeking the ultimate in camping comfort. If you’re tired of waking up sore and cold, this mat is a game-changer. Upgrade your camping experience and invest in a comfortable night’s sleep with the Sea to Summit Comfort Deluxe SI Sleeping Double Mat.

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