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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Horizon Odyssey 800 Pocket Memory Mattress
Was £334.95
RRP £640.00
SleepSoul Cloud 800 Pocket Memory Pillow Top Mattress
Was £304.95
RRP £494.99
Silentnight Rio Miracoil Cushion Top Mattress
Was £334.95
RRP £423.00
Bodyshape Micro-Quilt 2000 Pocket Memory Mattress
Was £404.95
RRP £659.00
Layezee Comfort Microquilt Mattress
Was £219.95
RRP £234.00
Luna Memory 2500 Pocket Hybrid Mattress
Was £434.95
RRP £790.00
SleepSoul Premium Cool Gel 2000 Pocket Mattress
Was £739.00
RRP £929.99
Sealy Alston Gel Advantage Pillow Top Mattress
Was £574.95
RRP £899.00
Sleepeezee Luxury Ortho 1800 Pocket Memory Mattress
Was £804.95
RRP £1,349.00
Millbrook Wool Luxury 1000 Pillow Top Mattress
Was £599.95
RRP £944.06
Hypnos Wheatley Supreme Wool Mattress
Was £2,179.95
RRP £3,972.00
Silentnight UltraGel 1000 Mirapocket Mattress
Was £569.95
RRP £689.00
Rock Hard Super Firm Foam Mattress
Was £434.95
RRP £495.00
Uno Eco-Brease Nova 1000 Pocket Hybrid Mattress
Was £284.95
RRP £369.00
Millbrook Wool Luxury 1000 Pocket Mattress
Was £514.95
RRP £789.29
SleepSoul Luna 1000 Pocket Memory Pillow Top Mattress
Was £394.95
RRP £510.00
Classic Gold Ortho Mattress
Was £249.95
RRP £525.00
Aspire Pocket+ 1000 Memory Box Top Mattress
Was £254.95
RRP £329.00
Relyon Orthofirm Deluxe 800 Pocket Mattress
Was £531.00
RRP £759.00
Jay-Be Benchmark S5 Hybrid Eco-Friendly Mattress
Was £249.95
RRP £345.00
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 Mattress Online?
Free delivery to most locations
Free next working day delivery on most of our mattresses and beds, or upgrade to weekend delivery.
Free 60-night mattress comfort trial
Test your mattress for 60 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: 9:30am - 5:30pm
Sunday: 10am - 4pm
Customer Service
Mon-Sat: 9:30am - 5:30pm
Sunday: Closed
