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Split King Size Mattresses

Explore our adjustable Split King mattresses, a great choice for couples. Our Split King-sized mattresses let you choose your ideal firmness on each side with generous space for both of you.

Split Mattress options sold only with adjustable bases.

  • $2,199
4.7 rating stars(24868) reviews
  • $2,399
  • $300 OFF$2,699
4.7 rating stars(23583) reviews
  • $3,999
4.7 rating stars(24336) reviews
  • $4,199
  • $400 OFF$4,599
4.7 rating stars(20955) reviews
  • $4,399
4.7 rating stars(11366) reviews
  • $5,399
  • $600 OFF$5,999
4.7 rating stars(7430) reviews
  • $5,999
4.8 rating stars(67786) reviews
  • $6,799
  • $800 OFF$7,599
4.8 rating stars(22122) reviews
  • $6,850
4.8 rating stars(604) reviews
Sleep Number Climate360® smart bed
Includes Smart Adjustable Base
  • $14,199
4.7 rating stars(5146) reviews