Hypnos Luxury Wool Bedstead Medium Firm King Size Mattress
Hypnos

Hypnos Luxury Wool Bedstead Medium Firm King Size Mattress

The Hypnos Luxury Wool Bedstead Medium Firm is a pocket spring mattress that sits, as the name suggests, in the middle of the firmness scale with a slightly supportive lean.

  • Medium-firm feel suits most sleepers
  • Minimises partner disturbance
  • Made for slatted & sprung-edge frames

£1,342.15

Size: King Size. Available at Mattress Man

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Where can I buy the Hypnos Luxury Wool Bedstead Medium Firm King Size Mattress?

Below are the best prices for the Hypnos Luxury Wool Bedstead Medium Firm Mattress in a King Size. Available from (9) trusted retailers.

Hypnos Luxury Wool Bedstead Medium Firm Mattress

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Prices last checked:
11th November 2026

Mattress dimensions for the Hypnos Luxury Wool Bedstead Medium Firm King Size Mattress

Length: 200cm

Width: 150cm

(5ft x 6ft 6in)

Minimum room size: 2.7m x 2.9m

Mattress details

Mattress Details for the Hypnos Luxury Wool Bedstead Medium Firm King Size Mattress

Mattress

Hypnos Luxury Wool Bedstead Medium Firm Mattress

Size

UK King (5ft x 6ft 6in)

Firmness

Medium Firm

Construction

  • Pocket Spring

  • Wool

Depth (cm)

Layers

Layer Details

Key benefits

Key Benefits of the Hypnos Luxury Wool Bedstead Medium Firm King Size Mattress

  • 75cm each for two sharing: With 75cm each, you can both change position without negotiating for space, which matters on a medium firm mattress where you settle onto the surface rather than into it.
  • Pocket springs plus width equals quieter nights: Pocket springs move independently, and at 150cm wide there's enough distance between you that an early alarm on one side is far less likely to wake the other.
  • 200cm of length for taller sleepers: The UK king is 10cm longer than the UK double, so anyone approaching six foot gets their feet on the mattress rather than at its edge.
  • Wide enough for different schedules: If one of you leaves for work hours before the other, the independent springs and the extra width mean the person still asleep feels very little of it.
  • A sensible match for a king bedstead: This mattress is built for bedstead bases, and king slatted frames are among the most widely made in the UK, so finding a frame to pair it with is straightforward.

Who should buy the Hypnos Luxury Wool Bedstead Medium Firm King Size Mattress?

This size suits you if...

You share the bed every night and a double no longer feels like enough, especially if one of you gets up much earlier than the other. It also suits couples where one partner is tall, since the 200cm length removes that cramped feeling at the foot of the bed. If a dog has become a permanent fixture on the duvet, the extra width absorbs that too.

Consider another size if...

Your bedroom falls short of the 2.7m x 2.9m we suggest for a UK king, or you sleep alone. In either case we'd recommend the UK double instead, which needs at least 2.6m x 2.8m of room.

FAQ's

Frequently Asked Questions About the UK King

Is the Hypnos Luxury Wool Bedstead worth getting in a UK king?

For couples, we think the UK king is the size where this mattress makes most sense. Its pocket springs already reduce partner disturbance, and 75cm each of width adds physical distance on top. A solo sleeper would get the same medium firm feel from the UK double at a lower price, so sharing is really the deciding factor.

What room size do I need for this mattress in a UK king?

We suggest allowing at least 2.7m x 2.9m, with something nearer 3.2m x 3.2m feeling genuinely comfortable once wardrobes and bedside tables are in. New build master bedrooms can be tighter than they look on a floor plan, so measure the usable floor space, not the room's stated dimensions, before committing to a 150 x 200cm mattress.

How much bigger is the UK king than the double for this mattress?

The UK king is 15cm wider and 10cm longer than the UK double. Split between two people, that width difference is felt every night, and the extra length matters if either of you is approaching six foot. The medium firm feel and pocket spring construction are identical in both sizes, so you're paying purely for space.

Would the UK super king suit us better than the king?

The UK super king is 30cm wider than the UK king, though both are the same 200cm length, so sizing up buys width only. We suggest at least 3m x 2.9m of room for the UK super king. If your bedroom can take it and you want maximum separation, it's a fair upgrade; for most couples the UK king is enough.

How do I find the best price on this mattress in a UK king?

Prices for the UK king change as retailers update them, so the comparison table on this page is the reliable place to check. It shows the current price from each retailer stocking this size, refreshed as they change, which saves you opening half a dozen tabs to compare the same mattress yourself.