After testing 200 beds, we landed on the best king. Our experts found the best king size mattress for everyone from couples and side sleepers to back pain sufferers from both affordable and luxury mattress brands. The best king mattresses can upgrade your sleep experience.
We share our top picks based on in-person testing, research, and expert interviews. King size mattresses are excellent choice for couples, bed sharers and those who just like to spread right out - these are the best options, for all sleepers and budgets. Shopping for a King bed? Explore our picks for the best king size mattresses.
Best King-Size Mattresses for 2026, Tested by CNET's Sleep Experts A king mattress is perfect for couples or anyone who enjoys a little extra space in bed. A bed frame lifts the sleep surface. We'll highlight important criteria to consider when shopping and share our top picks for the best king size bed frame.
Looking for a mattress suited to royalty? These 10 picks are some of the best king. These best king-size mattresses, including hybrid, memory foam and plush mattresses, will have you sleeping like a baby in no time. 5.
Best luxury 6. Best for guests 7. Best budget hybrid 8.
Best for back pain How to choose If you need the best king size mattress, we can hook you up with a big bed that'll suit your needs.
