How to choose a mattress for side, back and front sleeping
Choose a mattress by sleep position: compare side, back and front sleeper needs, plus medium-firm examples from £649 to £2,289.
Sleep guides
Sleep guides
Practical guides to help you feel clearer about comfort, size, value and the little details that can make a purchase feel right.
Do I need a firm or medium firm mattress?
Compare firm and medium firm mattresses by sleeping position, feel and value, with three pocket-sprung examples from Mattress Online.
How to choose the right mattress for back pain
Learn how to compare support, sleep position, firmness and bed fit when choosing a mattress for back pain, with three pocket-sprung examples.
How often should you replace a mattress?
Mattress Online says seven years is a guide, not a hard rule. Spot wear signs, compare firmer options and check the latest price before buying.
How to choose a mattress for hot sleeping
Compare breathable mattress types, cooling features and Silentnight examples at Mattress Online to find a better fit for hot sleeping.
How to choose a mattress for overheating at night
Compare pocket sprung mattresses for hot sleepers, including gel foam, wool layers, firmness, adjustable-bed fit, trials and current price checks.
How to choose the right mattress for side, back, or front sleeping
Compare mattress firmness and feel for side, back and front sleeping, with Bodyshape examples from £167 and guidance on support, size and trial checks.
How to choose a mattress for back pain
Compare firmness, support and mattress type for back pain, with examples from Luna and Harrison Spinks, plus practical size and fit checks.
Are memory foam mattresses good for back pain?
Compare firm memory foam mattresses for back comfort, with support details, review depth, trial terms and prices from Mattress Online.
How to choose the right mattress firmness for your sleep style
Choose mattress firmness by sleep position, support feel and price, with Bodyshape and SleepSoul examples from Mattress Online to compare.
What mattress firmness do I need?
Compare mattress firmness by sleep position, construction and fit with Mattress Online examples, including firm memory foam and pocket sprung picks.
How to choose the right mattress for hot sleepers
Compare breathable pocket sprung mattresses, wool and gel foam comfort layers, firmness, size fit and value to help hot sleepers choose well.