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4ft 6in Double Mattress

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4ft 6in double mattresses built for comfort, support and lasting quality. Choose from 97 mattresses ranging from £110 to £1,400, featuring trusted brands like Dura Beds, Julian Bowen and Birlea. Whether you need a budget-friendly option or premium pocket spring construction, we've got the right mattress for your needs.

  • Trusted Brands – Dura Beds leads our bestsellers with innovative pocket spring and natural fibre designs. Dura Beds Mattresses
  • Premium Support – Natural pocket springs offer exceptional comfort and durability at mid-to-premium price points. Dura Beds The Natural Pocket Springs Mattresses
  • Colours & Finishes – Available in white, grey and fabric finishes to suit your bedroom style.
  • Stock & Delivery – Browse our full range online with convenient delivery options across the UK.

Tip: Measure your bedroom space and test mattress firmness in-store if possible—comfort is personal, and the right support makes a real difference to your sleep quality.

Explore our bestselling Julian Bowen and Birlea ranges to find your ideal mattress today.

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Browse 4ft 6in Double Mattresses by Type

Our 4ft 6in Double Mattresses are available in open coil, memory foam, pocket spring, latex and hybrid constructions. Pocket spring mattresses offer individual point support that reduces motion transfer between sleeping partners. Memory foam moulds to body shape for pressure relief on hips and shoulders.

4ft 6in Double Mattresses by Firmness

Choose from soft, medium and firm tension ratings. Side sleepers generally benefit from a softer mattress that cushions hips and shoulders; back and front sleepers typically sleep better on medium to firm support. Firmness ratings are listed on each product page.

4ft 6in Double Mattresses by Brand

Our 4ft 6in Double Mattresses include ranges from Dura Beds, Julian Bowen and Birlea. Each product listing shows full specifications — spring count, comfort layers, cover fabric and care instructions — so you can compare construction before buying.

Find the perfect 4ft 6in double mattress for a restful night's sleep with our extensive collection of quality options. Whether you're looking for a supportive pocket spring mattress, a comfortable foam mattress, or something with enhanced orthopedic support, our 4ft 6in double range offers something for every sleeper. This versatile size fits standard double bed frames and provides ample space for couples or those who prefer extra room.

  • Pocket Spring & Foam Options – Choose between responsive pocket spring systems for excellent support, or opt for pressure-relieving foam construction that contours to your body. Each material offers distinct comfort benefits depending on your personal preferences.
  • Orthopedic Support Available – If you suffer from back pain or need additional spinal alignment, our orthopedic mattress range includes specially engineered 4ft 6in options designed to provide targeted support where you need it most.
  • Tried & Tested Quality – All our 4ft 6in double mattresses are sourced from trusted manufacturers and designed to deliver durability and comfort night after night.
  • Delivery – Enjoy free UK delivery on all orders, with convenient scheduling options to suit your needs.

Tip: Consider the firmness level and material type that best suits your sleeping position—side sleepers often prefer softer support, whilst back sleepers typically benefit from medium to firm options.

Browse our full mattresses collection to compare styles, or explore our memory foam mattresses for advanced comfort technology.

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FAQs on 4ft 6in Double Mattress

Whats the difference between a 4ft 6in double and a standard double mattress?

A 4ft 6in double (also called small double) measures 137cm × 190cm, compared to a standard double at 135cm × 190cm. The 4ft 6in is slightly wider, making it ideal for solo sleepers who want extra space or couples in smaller bedrooms without sacrificing comfort.

Measure your bed frames internal length and width in centimetres. A 4ft 6in mattress requires a frame measuring 137cm wide by 190cm long minimum. Check corner posts wont prevent mattress insertion. Verify your bed base or divan is in good condition before purchasing.

A 4ft 6in small double is ideal for compact rooms—its 18cm narrower than a standard double. Look for medium-firmness options with good edge support. Memory foam or pocket spring mattresses work well for small spaces as they reduce motion transfer between partners.

Memory foam contours to your body, reducing pressure points and motion transfer—ideal if you share the bed. Pocket springs offer firmer support and better breathability for hot sleepers. Memory foam suits side sleepers; pocket springs benefit back and stomach sleepers.

Rotate your 4ft 6in mattress 180 degrees every 3 months to ensure even wear. Most modern mattresses are one-sided only and shouldnt be flipped—check your product label. Use a mattress protector to extend lifespan and maintain warranty coverage.

Choose medium-firm (5-6 out of 10) for balanced support across sleeping positions. Side sleepers prefer softer (3-4) to reduce shoulder pressure. Back sleepers need medium (5-6) for spine alignment. Stomach sleepers should select firmer (7-8) to prevent sagging.

Yes, a 4ft 6in mattress works on any bed base or frame with internal dimensions of at least 137cm × 190cm. Ensure the base is level and structurally sound. Divan bases and metal frames both provide suitable support for optimal mattress performance.

A quality 4ft 6in mattress typically lasts 7-10 years with proper care. Pocket spring mattresses often outlast budget foam options. Signs of wear include visible sagging, reduced support, and audible squeaking—replace when comfort noticeably declines.

Our 30-day policy covers unopened or unused mattresses in original packaging. Once opened and used, mattresses cannot be returned due to hygiene regulations. Contact customer service within 30 days to arrange a return—well handle collection and process refunds.

Most 4ft 6in mattresses include a 5-10 year manufacturers warranty covering defects in materials and workmanship. Warranty doesnt cover normal wear, staining, or misuse. Keep your purchase receipt and check individual product details for specific warranty length.
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