Small Double Mattresses
Small double mattresses, or 3/4 mattresses, are perfect for smaller bedrooms or solo sleepers who want extra space. Choose from memory foam, latex, gel, and a variety of firmness levels. Shop top UK brands like Silentnight, Emma, and Sleepeezee - all with free next day delivery.
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Size Small Double
Mattress Firmness
Support System
Comfort Layer
Mattress Type
Brand
Price
Mattress Depth
Bodyshape Ortho Memory Foam Mattress
RRP £480
Komfi Unity Comfort Eco Foam Contract Mattress
RRP £185
Millbrook Wool Ortho 1000 Pocket Mattress
RRP £790
Hypnos Cawthorne Deluxe Mattress
RRP £857
Emma Original Classic Mattress
RRP £480
Sealy Steeple Ortho Plus Mattress
RRP £699
Rock Hard Super Firm Foam Mattress
RRP £495
SleepSoul Comfort 800 Pocket Mattress
RRP £330
Sealy Mellbreak Ortho Plus Mattress
RRP £619
Emma Original Pro Mattress
RRP £649
Millbrook Wool Luxury 1000 Pocket Mattress
RRP £790
Silentnight Ortho Dream Star Miracoil Mattress
RRP £390
SleepSoul Heaven 1000 Pocket Gel Mattress
RRP £420
Bodyshape Value Memory Mattress
RRP £400
Romantica Serenade Ortho Mattress
Was £215
Silentnight Miracoil Cushion Top Mattress
RRP £328.99
Luna Memory 1000 Pocket Hybrid Mattress
RRP £555
Silentnight Miracoil Memory Cushion Top Mattress
RRP £372.99
Horizon Adventurer 1000 Pocket Memory Mattress
RRP £665
Millbrook Wool Luxury 4000 Pocket Mattress
RRP £1,276
Simba Hybrid Essential 1000 Pocket Mattress
RRP £699
Silentnight Air Plus 1400 Mirapocket Ortho Mattress
RRP £581.99
Emma Original Lite Mattress
Was £304
Aspire Pocket+ 1000 Memory Box Top Mattress
RRP £329
What size is a small double mattress?
Our small double mattresses measure 4' x 6'3" (120cm x 190cm). Also called 3/4 mattresses, they’re perfect for solo sleepers wanting extra space or growing teens.
Is a small double ok for 2 adults?
Yes, however small double bed mattresses are quite snug for two adults. We recommend opting for a larger size if you both want more comfortable sleeping space.
How firm is a small double mattress?
We stock small double mattresses in a range of firmness levels to suit every sleep style:
- Soft-medium - gentle cushioning
- Medium - balanced support
- Medium-firm - great for couples or versatile support
- Firm - extra support, ideal for back sleepers
- Extra firm - our firmest option
Want to know which firmness level is right for you? Read our mattress firmness guide today.
Are there cheap small double mattresses?
Yes, you can find cheap small double mattresses starting from around £160.
Do you have a small double mattress sale?
Yes - we include 4ft small double mattresses in every sale.
We partner with trusted UK brands like Silentnight, Emma, and Sleepeezee to offer great savings on a wide range of comfort levels and styles.
Advice and buying guides
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Why buy from MattressOnline?
Free delivery to most locations
Free next working day delivery on most of our mattresses and beds, or upgrade to weekend delivery.
100-night mattress comfort trial
Test your mattress for 100 nights and if you don't like it, simply swap it.
Old mattress disposal
We can collect and recycle your mattress - saving it from landfill.
Sales Enquiries
Mon-Sat: 09:30am - 5:30pm
Sunday: 10am - 4pm
Customer Service
Mon-Sat: 09:30am - 5:30pm
Sunday: Closed
customerservice@mattressonline.co.uk
