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California King Mattress

Upgrade your sleep experience with these California King mattresses. Designed for those who crave extra space and unparalleled comfort, these mattresses offer generous dimensions that are perfect for individuals or couples seeking a luxurious night's rest. Whether you're looking to replace your current mattress or are in the market for a new one, these California King mattresses provide ample room to stretch out and unwind. Browse the top-ranked list of California king-size mattresses below along with associated reviews and opinions.

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  1. Casper - Wave Hybrid Mattress, California King - Gray

    SKU: JJ86Y2LVXL

    Product Description

    A gray California King hybrid mattress with breathable memory foam and cooling gel for optimal back support.
    See all Mattresses
    Your price for this item is $3,495.00

  2. Serta - 4-inch Layered Luxury Memory Foam Mattress Topper California king - off-white

    SKU: JXJCG8CHLR

    Product Description

    A plush off-white California king topper with layered memory foam and bamboo rayon cover for enhanced comfort.
    See all Mattress Toppers & Pads
    Your price for this item is $178.99
    Save $31
    The previous price was $209.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.