Sealy Mattresses
Shop our Sealy mattresses - expertly engineered for spinal support and deep comfort you can wake up rejuvenated. Choose from Posturepedic, memory foam, gel, and latex styles in a range of firmness levels. In stock with a 60-Night Comfort Trial and free next day delivery options.
Buy a Sealy mattress this May and you could win your cash back. Terms and conditions apply.
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Sealy Steeple Ortho Plus Mattress
RRP £599
Sealy Eaglesfield Memory Ortho Plus Mattress
RRP £549
Sealy Posturepedic Elevate Blackwood Mattress
RRP £1,299
Sealy Hampton Geltex Enhance 1000 Pocket Mattress
RRP £899
Sealy Advantage Memory Essential Mattress
RRP £619
Sealy Posturepedic Elevate Ultra Webber Memory Mattress
RRP £1,749
Sealy Alston Gel Advantage Pillow Top Mattress
RRP £749
Sealy Waltham Latex Advantage Mattress
RRP £699
Sealy Winslow Geltex Enhance 2400 Pocket Pillow Top Mattress
RRP £1,249
Sealy Posturepedic Elevate Holst Mattress
RRP £1,529
Sealy Harlow Ortho Plus Mattress
RRP £419
Sealy Mellbreak Ortho Plus Mattress
RRP £519
Sealy Alford Advantage Mattress
RRP £429
Sealy Advantage Austen Latex Mattress
RRP £1,099
Sealy Posturepedic Elevate Ultra Arden Memory Mattress
RRP £1,979
Sealy Blakemere Geltex Enhance 1800 Pocket Pillow Top Mattress
RRP £1,099
Sealy Posturepedic Elevate Ultra Prestige Gel Mattress
RRP £1,999
Sealy Exquisite Entice Mattress
RRP £4,899
Sealy Posturepedic Elevate Ultra Performance Gel Mattress
RRP £2,299
Sealy Posturepedic Elevate Premier Gel Mattress
RRP £1,499
Sealy Tudor Contract Mattress
RRP £679
Sealy Duchess Contract Mattress
RRP £799
Sealy Imperial Contract Memory Mattress
RRP £1,029
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What sizes are Sealy mattresses available in?
Our Sealy mattresses are available in all standard UK sizes:
- Single (90cm x 190cm)
- Small double (120cm x 190cm)
- Double (135cm x 190cm)
- King size (150cm x 200cm)
- Superking (180cm x 200cm)
- Superking zip and link (180cm x 200cm)
Are Sealy mattresses expensive?
Sealy mattresses sit at the premium end of the market due to their patented support systems and advanced materials. They're designed to offer long-lasting comfort and full-body support.
Here’s our Sealy mattress price guide:
- Mid range: £400-£600 - enhanced, full body support with added durability and extra features
- Premium: £700-£1,200+ - luxury craftsmanship with Sealy signature, patented technology and luxury fillings
Shop our Sealy mattress sale for the latest discounts and savings.
What warranty do Sealy mattresses have?
All of our Sealy mattresses come with a 5 or 7 year guarantee, depending on the model.
For added peace of mind, we also offer a 60-Night Comfort Trial, so if it’s not quite right, you can exchange it easily.
Where can I buy a Sealy mattress?
You can buy your new Sealy mattress with us today. When you shop with us, you get:
- Free Next Day Delivery across most of the UK
- A 60-Night Comfort Trial on all Sealy mattresses
- Rated ‘Excellent’ service on Trustpilot by over 66,000 customers
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.
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.
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Sunday: Closed
customerservice@mattressonline.co.uk
