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.
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.
How to choose a mattress if you share a bed
Compare couples mattresses by motion isolation, firmness, adjustable-bed fit, size, and value, with SleepSoul and Sleepeezee examples.
How to choose a mattress for hot sleepers
Compare pocket-sprung mattresses, wool and gel foam options for hot sleepers, with practical advice on airflow, firmness, trial and value.
How to choose a mattress for back pain and firmer support
Compare firm and extra-firm mattresses for back pain concerns, with practical support, pressure-relief and fit advice from live Mattress Online examples.
How to choose the right mattress for a couple
Compare couple-friendly mattresses by firmness, motion isolation, size fit and value, with Sleepeezee and Luna examples from Mattress Online.
How to choose a mattress if you sleep hot
Compare pocket sprung mattresses for hot sleepers, with practical advice on airflow, firmness, gel foam, wool, depth, price and trial terms.
How to tell if a mattress is too firm or too soft
Learn the signs a mattress feels too firm or too soft, and compare Mattress Online examples by type, price, trial and support fit.
How to choose a mattress for back pain and support
Compare firmness, memory foam comfort, depth and guarantees to choose a supportive mattress for back pain concerns at Mattress Online.
How to choose a mattress for a guest room
Compare guest room mattress firmness, size, depth and value with Jay-Be Quest examples from £138 to £209, plus trial and delivery checks.
How long should a mattress last?
Learn the typical mattress lifespan, warning signs of wear and how Bodyshape pocket sprung and memory foam examples compare at Mattress Online.
How to choose a mattress if you overheat at night
Compare wool, latex and pocket sprung mattresses to find a cooler-feeling option, with practical checks on firmness, depth, price and trial details.
How to choose a firm mattress without buying the wrong feel
Learn how Mattress Online’s firm and extra firm labels differ, who they suit, and what to check before buying a firmer mattress online.
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 firmness for your sleep style
Learn how to match mattress firmness to your sleep style, compare three firm Bodyshape mattresses, and check price, depth and trial terms before buying.