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100 Night Sleep Trial on ALL mattresses!
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      Sleep Expert
      Silentnight

      Aaron Wilkes

      Training Expert, Silentnight

      What the Sleep Expert thinks...

      "For firmer, clinical support, I steer people to the Miracoil Ortho. Zoned Miracoils stabilise the spine, hand‑tufting locks plush layers in place, and Eco Comfort fibres keep things cool. Perfect if back pain nags but you still want a bit of surface softness."

      Silentnight Miracoil Ortho Mattress

      4.8 out of 5
      (103)
      (17)
      (0)
      (1)
      (2)

      Experience unmatched comfort and support for a restful night’s sleep.

      Miracoil® Springs
      Eco Comfort Fibres™
      23.5cm Depth
      Firmness: Firm
      £325
      RRP £549
      Save £224
      Hurry, this offer ends in 0 days 0hrs 0mins
      from £325

      Size

      Single 3' x 6'3"
      £219 RRP £359
      1-2 Weeks
      Small Double 4' x 6'3"
      £279 RRP £479
      1-2 Weeks
      Double 4'6" x 6'3"
      £279 RRP £479
      In stock
      King Size 5' x 6'6"
      £325 RRP £549
      1-2 Weeks
      Super King 6' x 6'6"
      £399 RRP £669
      Only 1 left

      FREE Delivery within 1-2 Weeks Estimated delivery from 18th June

      FREE delivery Tomorrow, 12th June

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      Silentnight 5 Year Guarantee

      We know that reliability and peace of mind matter to our customers, that’s why we offer a full manufacturer’s guarantee on all of our mattresses, upholstered divan beds and headboards.

      Download warranty/guarantee information

      100 Night Sleep Trial icon
      100 Night Sleep Trial

      Finding the perfect mattress shouldn't be stressful. That's why we offer a generous 100 night sleep trial. Snuggle in and test it out for at least 50 nights. If it's not your perfect match we’ll offer you an exchange for a mattress that you love even more.

      Delivering a better night’s sleep

      We are proud to provide our award-winning Free Next Day Delivery service to almost everywhere across mainland UK, sending a proper night’s sleep out far and wide.

      Hassle-free and convenient, you can choose a date and time that suits you if you prefer, and get us to deliver straight to your room of choice!

      For some addresses, a small fee will be charged to help us get you your best night’s rest as quickly as possible. To see if this applies to you, or if we’d be unable to deliver to you, just check our Postcode Checker.

      Returns made simple

      Sleep is personal, so we understand that sometimes you may want to return an item you’ve purchased from us for an exchange or refund.

      To make things go as smoothly as possible if you do decide to return, make sure that you check your item(s) when they arrive before signing for delivery.

      In the unlikely event of a problem, just give our friendly, award-winning Customer Service team a call, but do note that if you want to return your item to us, you will be responsible for arranging it and for the cost. For more information, head to our Returns page.

      Old Mattress Removal

      For just £39, our fast and friendly team will collect your old mattress at the exact same time we deliver your new one. No waiting, no heavy lifting, and no clutter. 100% of your old mattress is carefully recycled and kept out of landfill. Simply select 'Old Mattress Removal' at checkout.

      Our Sustainability Efforts

      We’re proud to be partnered with Ecologi, the UK’s leading climate platform, to help us plant trees and fund environmental projects across the globe, protecting the world’s rainforests and helping those in need.

      Our #SustainableSnooze campaign also highlights our journey to becoming a Net Zero company, keeping as many old mattresses out of landfill, and making positive steps in our internal processes to become as green as possible.

      Read more about why this is important to us and the milestones we’ve achieved on our Sustainability page.

      Rated Excellent

      4.8/5
      based on 123 reviews
      Trustpilot star rating
      Quality of product
      4.8 / 5
      Comfort Rating
      4.6 / 5
      Value for Money
      4.8 / 5
      84%
      14%
      0%
      1%
      2%

      Customer Review Summary

      Customers have generally praised the mattress for its excellent comfort and substantial support, leading to better sleep quality and a reduction in aches. The durable materials and sturdy construction have also received commendation, with many users noting a luxurious feel that enhances their sleeping experience. However, a few reviewers found the mattress to be firmer than they expected, which while not ideal for everyone, has been appreciated by those seeking strong spinal support. Overall, this mattress is well-regarded for its ability to provide a restful night\'s sleep and maintain high quality standards.

      Excellent Comfort
      Firm Support
      High Durability
      Improved Sleep Quality
      Luxurious Feel
      Heavy Weight
      Firmness Concerns
      Trustpilot Star rating Verified

      Very well made and has made a huge difference to my back pain in only a few days. It's also much lighter than I expected so not difficult to move around.

      Susan 5th Jun
      Trustpilot Star rating Verified

      Has this exact same mattress for quite a few years, were so pleased we could get the same one as we know how comfortable it is.

      Williams 27th May
      Trustpilot Star rating Verified

      Excellent mattress. Very good quality, firm and comfortable. Highly recommend both the mattress and the company it was purchased from.

      Jj 25th May
      Trustpilot Star rating Verified

      Very comfortable, stops the aches and pains I used to wake up to.

      Linda Marshall 5th May
      Trustpilot Star rating Verified

      Good value for money

      Mrs Azra Joyram 3rd May
      Trustpilot Star rating Verified

      The mattress arrived on time properly wrapped, clean and its light, easy to turn, and its comfortable. Excellent purchase we had.

      Becky 26th Apr

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      Your order helps us plant trees

      151,970+ Trees planted so far

      Free, fast delivery

      Award winning delivery

      Mattress recycling

      Planet-friendly disposals

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      18+, T&Cs apply, Credit subject to status
      Silentnight Miracoil Ortho Mattress

      Silentnight Miracoil Ortho Mattress

      £

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