Silentnight Mirapocket 1000 Geltex Pillow Top King Size Mattress
Silentnight

Silentnight Mirapocket 1000 Geltex Pillow Top King Size Mattress

The Silentnight Mirapocket 1000 Geltex Pillow Top is a pocket spring mattress from one of the UK's best known sleep brands.

  • Plush pillow top for extra comfort
  • Zoned pocket spring support
  • Minimises partner disturbance

£489

Size: King Size. Available at Mattress Next Day

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Where can I buy the Silentnight Mirapocket 1000 Geltex Pillow Top King Size Mattress?

Below are the best prices for the Silentnight Mirapocket 1000 Geltex Pillow Top Mattress in a King Size. Available from (9) trusted retailers.

Silentnight Mirapocket 1000 Geltex Pillow Top Mattress

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Prices last checked:
31st October 2026

Mattress dimensions for the Silentnight Mirapocket 1000 Geltex Pillow Top 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 Silentnight Mirapocket 1000 Geltex Pillow Top King Size Mattress

Mattress

Silentnight Mirapocket 1000 Geltex Pillow Top Mattress

Size

UK King (5ft x 6ft 6in)

Firmness

Medium Soft

Construction

  • Pocket Spring

  • Gel

Depth (cm)

Layers

Layer Details

Cover

Top Layer
Luxurious pillow top for extra comfort

Layer 2
Geltex comfort layer

Layer 3
1000 Zoned Mirapocket spring system

Key benefits

Key Benefits of the Silentnight Mirapocket 1000 Geltex Pillow Top King Size Mattress

  • Real space for two: At 150cm wide you get 75cm each for two people sharing, enough to change position without negotiating for territory.
  • Movement stays on their side: The 1000 zoned Mirapocket springs compress individually, and across a UK king width there's simply more mattress between you and a restless partner.
  • Length for taller sleepers: The UK king is 10cm longer than the UK Double at 200cm, which means anyone approaching six foot stops sleeping with their feet at the edge.
  • Different schedules, fewer wake-ups: If one of you gets up hours before the other, the combination of independent springs and generous width makes an early exit far less disruptive.
  • Pillow top comfort across the full width: The pillow top and Geltex comfort layer run edge to edge, so the extra space you're paying for is all usable sleeping surface.

Who should buy the Silentnight Mirapocket 1000 Geltex Pillow Top King Size Mattress?

This size suits you if...

You share the bed every night and a double no longer feels like enough, or one of you is tall enough that the 200cm length is the real draw. It also suits couples on mismatched schedules, since the pocket springs and wider surface together keep an early alarm on one side from waking the other. Allow at least 2.7m x 2.9m of bedroom space.

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.

FAQ's

Frequently Asked Questions About the UK King

Is a UK king big enough for a couple on this mattress?

Yes, for most couples comfortably. The Silentnight Mirapocket 1000 Geltex Pillow Top in a UK king gives 75cm each for two people sharing, and the pocket springs move independently, so one person turning over doesn't shift the whole surface. If you both spread out a lot, the UK super king is 30cm wider.

Will a king size Mirapocket 1000 fit in my bedroom?

The mattress itself is 150 x 200cm, or 5ft x 6ft 6in. We suggest a room of at least 2.7m x 2.9m so you can walk round both sides and open drawers, and a new build master can feel tighter than the floor plan suggests once wardrobes go in, so measure the usable space rather than the room.

Is the UK king worth it over the double for this mattress?

For couples, usually. The UK king is 15cm wider than the UK Double and 10cm longer, and that length is the quiet win if either of you is approaching six foot. The construction is identical in both sizes, so you're paying purely for space, which is where a pocket spring mattress does its best work for two people.

Does the king size reduce partner disturbance?

The size helps, and so does the build. Pocket springs compress under each sleeper individually rather than tilting the whole mattress, and the extra width of a UK king puts more distance between you. If one of you leaves for work hours before the other, that pairing makes the difference between sleeping through and waking at every alarm.

Where can I buy the Mirapocket 1000 Geltex Pillow Top in a king?

Availability for this size is a little limited at the moment, so compare the retailers listed on this page. The prices shown here are updated as retailers change them, which makes this the quickest way to see what the UK king currently costs without checking each site yourself.