Silentnight Miracoil Ortho — Silentnight Miracoil Ortho in a bedroom setting
Best mainstream budget

Silentnight Miracoil Ortho Review

A popular UK brand at the lowest sensible price in our guide, with a firm Miracoil sprung surface and deliberately simple construction.

£327.99

Lowest size variant, not a King price. Checked by Buyers Guide UK; prices can change.

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Our verdict

The Miracoil Ortho is a budget purchase and should be judged as one. It is firm, familiar and cheap, with basic comfort layers rather than the foam-over-springs construction used by the hybrids in this guide.

Best for

  • Tight budgets
  • Guest rooms, rentals and second bedrooms
  • Sleepers who simply want a firm surface cheaply
  • Buyers who want a recognisable UK brand

Consider an alternative if

  • You want individually pocketed springs
  • You prefer a medium or softer feel
  • You are buying your main bed for the long term
  • You want foam comfort layers for pressure relief

Why we picked the Silentnight Miracoil Ortho

We selected it to anchor the budget end of the guide with a brand most UK shoppers already know. Miracoil uses Silentnight's sprung support system rather than individually pocketed springs, which is why it appears in our budget and firm shortlists but not our pocket-sprung one.

The advertised price reflects the smallest size variant, so check the price for the size you actually need before comparing it with the King prices elsewhere in our guide.

It is currently:

  • our Best Mainstream Budget mattress
  • included among our Top 3 Budget Mattresses
  • included among our Top 3 Firm / Orthopaedic Mattresses

At £327.99 for the entry size it is the lowest price in our shortlist, with the Aerotac memory foam the only mattress here that goes lower.

How it compares with other mattresses in our guide

Materials and construction

The details below are limited to specifications we hold verified product information for.

Mattress type
Miracoil sprung
Firmness
Firm
Available sizes
Single to Super King (price varies by size)
Reference price
£327.99 (lowest size variant)

Spring counts, mattress depth, cover materials, trial period, guarantee and manufacturing origin are not listed because we have not verified them. Marketplace listings can also vary by seller — check the specification of the exact size you order.

Is it good value for money?

As a low-cost firm mattress from a familiar brand this does the job, but the value case narrows once you price the size you actually need.

For a main bedroom, spending around £150 more on the Emma Original buys pocket springs and foam comfort layers, which is a bigger step up than the price gap suggests. As a guest-room or short-term mattress, the Miracoil Ortho makes more sense.

Who should buy the Silentnight Miracoil Ortho?

Guest-room buyer

The bed is used occasionally and you want something firm, familiar and inexpensive rather than optimised.

Landlord or short-term buyer

You need a serviceable mattress from a known brand at the lowest sensible price.

Firm-surface sleeper on a budget

You already know you sleep better on a firm mattress and do not want to pay for foam layers you will not use.

Alternatives worth considering

Is the Silentnight Miracoil Ortho right for you?

For a spare room or a tight budget the Miracoil Ortho is a reasonable, low-risk buy. For a main bed used every night, we would stretch to a pocket-sprung hybrid if the budget allows.

Affiliate disclosure: Buyers Guide UK may earn a commission if you purchase through our links, at no extra cost to you. Our selections are based on research and comparison of published specifications, retailer pricing and credible independent reviews — not on hands-on laboratory testing.