Medium Firm Mattresses

What does medium firm mattress mean?

Our medium firm mattress range offers balanced support with gentle cushioning. It’s ideal if you want a solid sleeping surface that still feels comfortable.

What level is a medium firm mattress?

Medium firm mattresses are level 3 in our 5-point firmness scale:

1. Soft to medium
2. Medium
3. Medium to firm
4. Firm
5. Extra firm

Not sure which firmness is right for you? Try one risk-free with our 60-Night Comfort Trial, or explore our mattress firmness guide.

What sizes do medium to firm mattresses come in?

Our medium to firm mattresses come in all standard sizes:

• Small single - 75cm x 190cm
• Single - 90cm x 190cm
• Small double - 120cm x 190cm
• Double - 135cm x 190cm
• King size - 150cm x 200cm
• Superking - 180cm x 200cm

And specialist sizes, too:

• Small single short - 75cm x 175cm
• Single short - 90cm x 175cm
• European double - 140cm x 200cm
• European king size - 160cm x 200cm
• Superking zip and link - 180cm x 200cm
• Emperor - 200cm x 200cm

Who is a medium firm mattress good for?

This firmness suits back and side sleepers who prefer solid support with a little pressure relief. It’s also a great choice for couples with different sleep styles and are looking to compromise on firmness.

What's the best medium firm mattress?

One of our best medium firm options is the Classic Gold Ortho - a Mattress Online customer favourite with a 4.5-star Trustpilot rating. It’s supportive, affordable, and available with our 60-Night Comfort Trial.