Amerisleep AS2 and Nature's Sleep Sofa Bed Sleeper belong to the same product category. These mattresses are similar in terms of construction and layers. These two mattresses can easily fit on adjustable bed bases. If you like quilted foam, you may prefer these popular sleep surfaces. US residents can enjoy hassle-free shipping on both beds. These models come with an exceptional warranty. You can avail bed-in-a-box facility with both products.