Mattress Firm offers some nice service features to put your mind at ease, including a 120-night sleep trial and free shipping. The brand also offers a 120-night low-price guarantee — they'll match lower advertised prices for the same or comparable mattress set. They also have brick-and-mortar stores, so you can try before you buy.

Mattress Warehouse has officially acquired a total of 176 stores from Tempur Sealy International, pushing the retailer above the 500-store mark.

Somnigroup International – created with Tempur Sealy International recently acquiring Mattress Firm – will put a new headquarters in the Dallas area. It's