If you're in the market for a quality mattress but don't want to lose sleep about shelling out too much for one, we've tracked down a bunch of the best pocket-sprung, memory foam and hybrid mattress deals that you can currently buy. If you're unsure about the kind of mattress to plump for, check out our mattress buying guide which outlines the key differences between the main types, with recommendations for back, front, side and restless sleepers.
While you're likely to find strong deals over Black Friday, Amazon Prime Day and the traditional January and Bank Holiday sale periods, we're always on the hunt for price drops, promotions and voucher codes so we'll regularly update this page throughout the year with the best offers we can find.
If there's anything that'll make you sleep even easier at night it's the satisfaction of nabbing a substantial saving on a quality mattress. Read on for our pick of the best buys.
The best mattress deals this July 2018
1. Save 30% on Casper Premium Memory Foam mattresses this Amazon Prime Day
As part of Amazon's massive Prime Day promotion, you can save 30% on Casper Memory Foam mattresses until midnight on Tuesday 17 July. The discounts are available only to Amazon Prime members but if you're not a member you can sign up for a free 30-day trial to take advantage of this offer - just remember to cancel it in time. You can save £71 on a single size mattress, £151 on a double mattress and £141 on a super king mattress.
2. Save £125 on all Leesa mattresses until 16 July
Until midnight on 16 July you can take advantage of a hefty £125 discount on any mattress in the Leesa range. This limited-time promotion applies to all mattress sizes, from singles to Super Kings, and you'll also get free delivery. The company offers a 100-night risk-free trail on every purchase so you can try before you fully buy. To apply the discount, add the promo code JULY125 at checkout.
3. Save £380 on the Dormeo Memory Plus double mattress (was £629.99, now £249.99)
Save a whopping £380 on the price of a Dormeo Memory Plus double mattress and snap one up for £249.99 as part of a limited-time sale. This memory foam mattress is a top pick in our guide to the best mattresses and is rated highly for offering excellent spine support and recommended for clammy sleepers. You can make an even bigger saving on the Super King size, which is currently on sale for £359.99, £540 less than the regular price.
4. Get two FREE Active Cooling Pillows (worth £110) with every Simba Hybrid mattress
If the heat's effecting your summer slumber, this deal is right up your street. Until 22 July you can grab two free Active Cooling Pillows worth £110 with every Simba Hybrid mattress purchase. The memory foam pillows are a good pick for back and side sleepers and the layer of cooling gel is a soothing addition and stays cool to the touch throughout the night. The deal is valid on all Hybrid mattress sizes from the Small Single to the Emperor. Simba features in our round-up of the best mattresses for its "fantastic combination of comfort and support".
5. Save £136 on the Silentnight Bingley 800 Pocket Double Mattress (was £339.99, now £203.99)
Argos has cut £136 off the Silentnight Bingley 800 Pocket Double Mattress, bringing the price down to £203.99. The clue's in the name with this comfy buy as it features 800 individual pocket springs, which are said to respond independently to your body's movement. It's topped with a micro quilt cover for a smooth finish and it's made from hypoallergenic fabric. You can also save big on the single mattress (£149.99, down from £249.99) and the kingsize mattress (£239.99, down from £399.99)
5. Save up to 55% on Sealy Nostromo mattresses at Mattressonline.co.uk (was £920, now £405)
The Sealy Nostromo features in our round up of the best mattresses as the best mid-range pocket-sprung mattress for its "cloud-like quality" and ability to cater to all styles of sleepers. You'll be pleased to hear that it's currently on sale over at Mattressesonline.co.uk with up to 55% off the regular price. You can pick up a Single for £405, a Double for £536 and a Super King for £703, all including free delivery.