The crossword solutions for the term 'Sealy Competitor' are Serta (5 letters) and Oltnearmiss (11 letters). Serta is an American company that manufactures and markets mattresses, foundations, and other sleep products. It is one of the largest mattress companies in the world and is a direct competitor to Sealy. Oltnearmiss is a mattress brand owned by the Swedish company Hilding Anders. It is a popular choice in Europe and is known for its high quality and comfort.