The best split king adjustable beds allow each partner to doze comfortably while customizing their mattress feel and position. After testing and researching dozens of mattresses and base ...

While those who do make split kings tend to split standard king size mattresses, some (such as Saatva) carry a split California king size, too. However, it’s important to remember that some mattresses ...

Improve your sleep quality with this mattress that's available in twin, twin XL, full, queen, king, split king, California king and split California king sizes. Right now, shoppers can save $300 by ...

It's a huge sale, but there are two notable caveats: 1) this mattress is selling fast so only sizes twin long, full, king, and split California king are available; and 2) sales are final ...

For an added level of customization, check out our guides to the best adjustable bases and the best split king adjustable beds. Below, our top 5 picks for the best adjustable mattresses.