Sealy Guernsey review
Test scoreShow Context
- Pocket sprung
- Average warmth
The Sealy Guernsey is a pocket sprung mattress with a pillow top for added comfort and several layers of Geltex - a type of foam that is supposed to be both breathable and supportive. Read our Sealy mattress review to find out if all these layers provide superior support for your spine without losing their height over time.
- Pros and cons
- What is it?
- What's it like to lie on?
- Is there anything I should watch out for?
- Is there anything else I should know?
- Should I buy it?
Technical specifications
General
- SizeDouble
- Removable mattress cover
- Weight43kg
- Length190 cm
- Width136 cm
- Depth36 cm
- Manufacturer phone number01697 320342
- Manufacturer websiteWww.sealy.co.uk
- Testing informationThis model was tested before we changed our mattress tests in November 2019, so the results are not directly comparable with models tested after that date. For full details on how we've changed our testing, head to our guide on 'how we test mattresses’.
Test results
The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.
Find out how we test mattressesPut us to the test
Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.
Make smarter choices
- 44%Lowest score
- 65%Average score
- 81%Highest score
Put us to the test
Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.
Suggested alternatives
Related articles
Choosing the best mattress type
Our Which? experts decode the pros and cons of different types of mattress to help you find the best type for you. Find out how pocket sprung mattresses, like those from Dreams, differ from memory foam models, like the Simba mattress.
Top 10 mattresses for 2021
The best mattresses for 2020, as rated by Which? How do pocket sprung mattresses from Sealy, Dreams and Ikea compare with memory foam mattresses from Casper, Emma and Leesa? And which will stay comfortable for years to come?
Best mattress brand
Which brand makes the very best mattresses? Our mattress brand guide reveals what Which? members think of their own mattresses - rating Dunlopillo, Ikea, John Lewis, Silentnight, Simba and more.