Brook + Wilde Boutique Suprema King Size Mattress
Brook + Wilde

Brook + Wilde Boutique Suprema King Size Mattress

The Brook + Wilde Boutique Suprema Mattress is a premium mattress that comes in four UK sizes, from Single to Super King, which means you can choose the size that suits your bed.

£1,645

Size: King Size. Available at Brook + Wilde

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Where can I buy the Brook + Wilde Boutique Suprema King Size Mattress?

Below are the best prices for the Brook + Wilde Boutique Suprema Mattress in a King Size. Available from (9) trusted retailers.

Brook + Wilde Boutique Suprema Mattress

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Prices last checked:
1st November 2026

Mattress dimensions for the Brook + Wilde Boutique Suprema 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 Brook + Wilde Boutique Suprema King Size Mattress

Mattress

Brook + Wilde Boutique Suprema Mattress

Size

UK King (5ft x 6ft 6in)

Firmness

Construction

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Depth (cm)

Layers

Layer Details

Key benefits

Key Benefits of the Brook + Wilde Boutique Suprema King Size Mattress

  • More room each than a UK double: At 75cm per person, the UK king gives each of you 7.5cm more than the UK double, which means less drifting towards the edge when your partner turns over.
  • Extra length for a tall partner: The UK king is 10cm longer than the UK double, so a tall sleeper is less likely to find their feet resting on the end of the mattress.
  • A little more distance on different schedules: The wider surface puts slightly more space between you when one partner rises hours earlier, although Brook + Wilde doesn't publish how well the mattress limits movement.
  • Space to prop and reposition: During pregnancy or recovery, the extra width leaves room for a support pillow or a propped-up position without taking over your partner's side.
  • Fits where a UK super king won't: We suggest a room of at least 2.7m x 2.9m, so the UK king can suit a new build master bedroom that feels tight once the wardrobes go in.
  • Easy to dress: Standard king sheets fit, along with a 230 x 220cm king duvet, so there's no need for specialist bedding.

Who should buy the Brook + Wilde Boutique Suprema King Size Mattress?

This size suits you if...

You share the bed every night and feel squeezed on a UK double, and one of you is tall enough that the extra 10cm of length over a UK double would make a real difference to how you lie.

Consider another size if...

Your bedroom falls short of our suggested 2.7m x 2.9m once furniture is in place. We'd recommend the UK double instead, which needs at least 2.6m x 2.8m.

FAQ's

Frequently Asked Questions About the UK King

Is the Brook + Wilde Boutique Suprema UK king big enough for two people?

For most couples, yes. The UK king gives 75cm each, compared with 67.5cm on the UK double. If you regularly share the bed with a dog as well, you may find even that gets used up, and the UK super king, at 90cm each, would give you more breathing space.

Will a tall person fit on the Boutique Suprema in king size?

The UK king is 200cm long, which is 10cm longer than the UK double. That extra length is often the real reason taller sleepers upgrade. The UK super king is the same length, so you only need to size up again if you also want more width.

What size room do I need for a UK king Boutique Suprema?

We suggest at least 2.7m x 2.9m, with 3.2m x 3.2m feeling comfortable. That leaves space to walk around the bed, which matters if you're recovering from an injury and need to get in and out easily. Measure with wardrobes and bedside tables in place, because new build rooms often feel smaller once furnished.

Should I get the Boutique Suprema in a UK king or UK super king?

The UK king is 30cm narrower than the UK super king and gives 15cm less each. The two are the same length. Choose the UK super king if you want maximum space and your room allows at least 3m x 2.9m; otherwise the UK king is the more practical fit.

What bedding fits a Brook + Wilde Boutique Suprema king mattress?

Standard UK king sheets and a 230 x 220cm king duvet fit. Brook + Wilde doesn't publish a depth for this mattress, so check the retailer's guidance before choosing fitted sheets with a particular pocket depth.