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Size Guide

It’s important to make sure the length and width of your mattress matches your bed frame. It’s also necessary to make sure the size you choose matches your room and how many people it’s catering for. To help, check out our comprehensive guide below to UK bed and mattress sizes:

The Bed and Mattress Size Guide

Bed Size Mattress Size (cm) Total Bed Dimensions (cm)
Small Double 120cm * 200cm
Double 140cm * 200cm
King 160cm * 200cm
Super King 180cm * 200cm

Common Questions on Bed Size

What mattress size will fit into your Small Double Bed ?
A small double mattress that is 120cm wide and 200cm long will fit into our Small Double Bed.

What mattress size will fit into your Double Bed ?
A double mattress that is 140cm wide and 200cm long will fit into our Double Bed.

What mattress size will fit into your King Bed ?
A king size mattress that is 160cm wide and 200cm long will fit into our King Bed.

What mattress size will fit into your Super King Bed ?
A super king mattress that is 180cm long and 200cm wide will fit into our Super King Bed.

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Ultimate Smart Bed UK

Multifunctional Bed