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MnM Size Guide

Bed Size Guide

Find the perfect fit for your sleep space

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Product guidance

UK Bed Sizes

Quick Size Overview

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A clear comparison of the most common UK bed sizes with dimensions, best-fit guidance, and room recommendations. Exact finished frame dimensions are shown on the individual product page.

Single

Mattress W×L (cm): 90 × 190
Frame width (cm): 95–105 cm
Frame length (cm): 200–210 cm
Best for: One person, children, guest rooms

Small Double

Mattress W×L (cm): 120 × 190
Frame width (cm): 125–135 cm
Frame length (cm): 200–210 cm
Best for: One adult wanting extra space

Double

Mattress W×L (cm): 135 × 190
Frame width (cm): 140–150 cm
Frame length (cm): 200–210 cm
Best for: Couples in standard UK bedrooms

King

Mattress W×L (cm): 150 × 200
Frame width (cm): 155–165 cm
Frame length (cm): 210–220 cm
Best for: Couples wanting more width

Super King

Mattress W×L (cm): 180 × 200
Frame width (cm): 185–195 cm
Frame length (cm): 210–220 cm
Best for: Large bedrooms, maximum space

UK Size	Mattress W×L (cm)	Frame width (cm)	Frame length (cm)	Best for
Single	90 × 190	95–105 cm	200–210 cm	One person, children, guest rooms
Small Double	120 × 190	125–135 cm	200–210 cm	One adult wanting extra space
Double	135 × 190	140–150 cm	200–210 cm	Couples in standard UK bedrooms
King	150 × 200	155–165 cm	210–220 cm	Couples wanting more width
Super King	180 × 200	185–195 cm	210–220 cm	Large bedrooms, maximum space

Visual comparison

Visual size chart

UK bed sizes comparison chart — Single, Small Double, Double, King and Super King top-down view

Choosing the right size

Which size should I choose?

If you sleep alone, choose Single or Small Double. For couples, Double or King. For extra space, King or Super King.

Sleep alone

Single is compact and practical. Small Double gives more movement space.

Buying for a couple

Double works for smaller rooms. King is the preferred upgrade for everyday comfort.

Want extra room

King and Super King provide a more spacious sleep area, ideal for premium comfort.

Before you order

Measuring access before delivery

Check the route from your front door to the bedroom before choosing larger sizes.

Doorways

Measure width and height including trims

Hallways

Check narrow points and tight corners

Stairs

Measure around handrails and newel posts

Landings

Check ceiling height and turning space

Lifts

Confirm internal size and that the lift is working

Bedroom route

Make sure the room is clear before delivery

If access is tight, WhatsApp us before ordering and we'll advise.

Support

Bed assembly & care

Our support doesn't stop at delivery. Here's how to set up and care for your bed.

Assembly Guides

Preparing your room for delivery

Tips for receiving your bed stress-free.

How to assemble an ottoman bed

Step by step ottoman assembly guide.

Care Guides

How to clean an upholstered bed

Keep your fabric bed looking fresh.

How to care for fabric beds

Make your bed look as good as new.

How to organise your ottoman storage

Get the most from your under-bed space.

Common questions

Frequently asked questions

King offers generous space without being too large for most master bedrooms.

Double for compact rooms, King for everyday comfort.

Super King is 30cm wider, ideal for larger rooms and a more luxurious feel.

Some brands vary slightly, always check product dimensions before buying.

Yes, order free fabric samples from our fabric samples page.

Ready to find your perfect bed?

Browse our British-made collection — handcrafted to order, free UK delivery.

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