Best Soft Luxury Mattress: Brooklyn … Best-Cooling Soft and Plush Mattress: Purple 4 Hybrid Premiere; 3. The AmazonBasics Memory Foam … Mattress Type: The vast majority of pillow-top mattresses are either innerspring or … BUY ON AMAZON. The Best Soft Mattresses. Softest Foam Mattress: Nolah Signature 12; 2. Made from high-quality memory … Best Soft & Plush Mattresses; 1. Best for Side Sleepers. This is a soft, plush memory foam mattress that provides sufficient support to keep the spine aligned and ensure the right distribution. Pillow-top mattresses are usually best for back and side sleepers due to their plush, conforming feel. The 15-inch Stearns & Foster Estate Rockwell (Pillow Top Firm) is the most supportive-feeling mattress we tested, and its extra thickness and its quilted, pressure-relieving surface evoke a … Puffy Lux. Best Overall – Amerisleep AS5; Best Hybrid – WinkBed; Most Comfortable – Leesa Original; Best Cooling – Idle Gel Plush; Best for Side Sleepers – Tuft & Needle … If you like a soft bed and are also in need of some pressure relief, the Puffy Lux may be the perfect mattress for you.