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Split California King Size Mattresses

Explore our adjustable Split California King mattresses, a great choice for couples. Our Split California 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.

  • $1,899
4.6 rating stars(603) reviews
  • $1,759.20
  • 20% OFF$2,199
4.7 rating stars(24655) reviews
  • $2,159.20
  • 20% OFF$2,699
4.7 rating stars(23499) reviews
  • $3,199.20
  • 20% OFF$3,999
4.7 rating stars(23973) reviews
  • $3,679.20
  • 20% OFF$4,599
4.7 rating stars(20714) reviews
Split California King size unavailable
4.7 rating stars(11368) reviews
  • $4,799.20
  • 20% OFF$5,999
4.7 rating stars(7395) reviews
  • $4,799.20
  • 20% OFF$5,999
4.8 rating stars(66892) reviews
  • $6,079.20
  • 20% OFF$7,599
4.8 rating stars(22059) reviews
  • $7,599
4.8 rating stars(37268) reviews
  • $5,480
  • 20% OFF$6,850
4.8 rating stars(603) reviews
Sleep Number Climate360® smart bed
Includes Smart Adjustable Base
  • $11,359.20
  • 20% OFF$14,199
4.7 rating stars(5143) reviews