Avocado Green and Serta iComfort Hybrid Merit II Super Pillow Top belong to the same product category. You can buy these beds in a variety of sizes. These mattresses are similar in terms of construction and layers. For a medium-firm feel, they are excellent choices. 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.