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Firm Mattresses

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Firm Mattresses

Perfect for those who enjoy higher levels of support, a Firm Mattress is the ideal choice if you're looking for a more solid, firmer sleeping surface. Many Firm Mattresses will also benefit from orthopaedic support, and so these mattresses are often recommended for those who suffer from back problems. A firmer mattress could also be more suitable for those with a larger than average frame. Give your back the care it needs and choose from our huge range, from leading brands such as Silentnight, Sealy and Sleepeezee, all with Free Delivery as soon as tomorrow.

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Mattress Firmness: Firm

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Firm

Department

Mattresses (68) Mattresses (68)

Special Offers

New In (7) New In (7)

Size

Small Single (13)2'6" x 6'3" / 75cm x 190cm Small Single (13)2'6" x 6'3" / 75cm x 190cm
Single (64)3' x 6'3" / 90cm x 190cm Single (64)3' x 6'3" / 90cm x 190cm
Small Double (47)4' x 6'3" / 120cm x 190cm Small Double (47)4' x 6'3" / 120cm x 190cm
Double (65)4'6" x 6'3" / 135cm x 190cm Double (65)4'6" x 6'3" / 135cm x 190cm
King Size (65)5' x 6'6" / 150cm x 200cm King Size (65)5' x 6'6" / 150cm x 200cm
Superking (59)6' x 6'6" / 180cm x 200cm Superking (59)6' x 6'6" / 180cm x 200cm
Superking Zip and Link (18)6' x 6'6" / 180cm x 200cm Superking Zip and Link (18)6' x 6'6" / 180cm x 200cm
European Single (10)3' x 6'6" / 90cm x 200cm European Single (10)3' x 6'6" / 90cm x 200cm
European Double (5)4'7" x 6'6" / 140cm x 200cm European Double (5)4'7" x 6'6" / 140cm x 200cm
European King Size (13)5'3" x 6'6" / 160cm x 200cm European King Size (13)5'3" x 6'6" / 160cm x 200cm
Large Single (1)3'6" x 6'3" / 105cm x 190cm Large Single (1)3'6" x 6'3" / 105cm x 190cm
European Small Single (10)2'6" x 6'6" / 75cm x 200cm European Small Single (10)2'6" x 6'6" / 75cm x 200cm
Adjustable Small Single (1)2'6" x 6'6" / 75cm x 200cm Adjustable Small Single (1)2'6" x 6'6" / 75cm x 200cm
Adjustable Single (1)3' x 6'6" / 90cm x 200cm Adjustable Single (1)3' x 6'6" / 90cm x 200cm
Contract Double (1)4'6" x 6'6" / 135cm x 200cm Contract Double (1)4'6" x 6'6" / 135cm x 200cm
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Mattress Type

Memory Foam (11) Memory Foam (11)
Pocket Sprung (40) Pocket Sprung (40)
Orthopaedic (32) Orthopaedic (32)
Standard Sprung (17) Standard Sprung (17)
Latex (6) Latex (6)
Natural Fillings (22) Natural Fillings (22)
Gel Foam (3) Gel Foam (3)
Reflex Foam (7) Reflex Foam (7)
Medical Grade Foam (2) Medical Grade Foam (2)
Rolled Up (6) Rolled Up (6)
Childrens (1) Childrens (1)
Contract Mattress (11) Contract Mattress (11)
Adjustable Mattress (1) Adjustable Mattress (1)
Luxury Mattress (19) Luxury Mattress (19)
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Mattress Firmness

Mattress Firmness

Soft (4) Soft (4)
Soft to Medium (18) Soft to Medium (18)
Medium (119) Medium (119)
Medium to Firm (58) Medium to Firm (58)
Firm (68) Firm (68)
Extra Firm (13) Extra Firm (13)

Price

£0 - £100 (2) £0 - £100 (2)
£100 - £200 (13) £100 - £200 (13)
£200 - £300 (36) £200 - £300 (36)
£300 - £400 (33) £300 - £400 (33)
£400 - £500 (36) £400 - £500 (36)
£500+ (36) £500+ (36)

Brand

Silentnight (4) Silentnight (4)
Sealy (13) Sealy (13)
Sleepeezee (8) Sleepeezee (8)
Rest Assured (4) Rest Assured (4)
Mattress Online (1) Mattress Online (1)
Myers (2) Myers (2)
Slumberland (1) Slumberland (1)
Relyon (5) Relyon (5)
Healthbeds (2) Healthbeds (2)
La Romantica (1) La Romantica (1)
Dunlopillo (3) Dunlopillo (3)
Breasley (2) Breasley (2)
Sweet Dreams (2) Sweet Dreams (2)
Gainsborough (1) Gainsborough (1)
Airsprung (2) Airsprung (2)
Mammoth (2) Mammoth (2)
Pirelli (1) Pirelli (1)
Studio by Silentnight (1) Studio by Silentnight (1)
Shire Beds (1) Shire Beds (1)
Millbrook Beds (8) Millbrook Beds (8)
Vogue (4) Vogue (4)
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Showing 1-12 of 68 items

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Biggest Savings
Price: Highest First
Price: Lowest First

Up to20%off

Silentnight Amsterdam Miracoil Ortho Mattress

Single
3' x 6'3"
£194.95
next day
Small Double
4' x 6'3"
£264.95
next day
Double
4'6" x 6'3"
£264.95
next day
King Size
5' x 6'6"
£304.95
next day
Superking
6' x 6'6"
£369.95
next day

Type: Standard Sprung, Orthopaedic

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£194.95

From only:£194.95

Up to60%off

Sealy Posturepedic Aspen Mattress

(1,400 reviews)

Single
3' x 6'3"
£153.17
next day
Small Double
4' x 6'3"
£182.55
next day
Double
4'6" x 6'3"
£187.55
next day
King Size
5' x 6'6"
£230.66
next day
Superking
6' x 6'6"
£322.18
next day

Type: Standard Sprung, Orthopaedic

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£153.17

From only:£153.17

Up to25%off

Silentnight Essentials Memory Pocket 1000 Mattress

(1,127 reviews)

Single
3' x 6'3"
£219.95
next day
Small Double
4' x 6'3"
£289.95
next day
Double
4'6" x 6'3"
£289.95
next day
King Size
5' x 6'6"
£339.95
next day
Superking
6' x 6'6"
£419.95
next day

Type: Pocket Sprung, Memory Foam

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£219.95

From only:£219.95

Up to40%off

Bodyshape Pocket 1000 Ortho Mattress

Single
3' x 6'3"
£159.95
next day
Small Double
4' x 6'3"
£209.95
next day
Double
4'6" x 6'3"
£209.95
next day
European Double
4'7" x 6'6"
£239.95
next day
King Size
5' x 6'6"
£224.95
next day
European King Size
5'3" x 6'6"
£294.95
next day
Superking
6' x 6'6"
£279.95
next day

Type: Various

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£159.95

From only:£159.95

Up to20%off

Sleepeezee Backcare Deluxe 1000 Pocket Mattress

Single
3' x 6'3"
£184.95
next day
Small Double
4' x 6'3"
£244.95
next day
Double
4'6" x 6'3"
£244.95
next day
King Size
5' x 6'6"
£299.95
next day
Superking
6' x 6'6"
£359.95
next day

Type: Pocket Sprung

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£184.95

From only:£184.95

Up to30%off

Sealy Millionaire Orthopaedic Mattress

Double
4'6" x 6'3"
£237.12
next day
King Size
5' x 6'6"
£298.33
next day

Type: Standard Sprung, Orthopaedic

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£237.12

From only:£237.12

Up to40%off

Sealy Posturepedic Pearl Ortho Mattress

Single
3' x 6'3"
£259.95
next day
Small Double
4' x 6'3"
£344.59
next day
Double
4'6" x 6'3"
£344.59
next day
King Size
5' x 6'6"
£379.95
next day
Superking
6' x 6'6"
£479.95
next day
Superking Zip and Link
6' x 6'6"
£479.95
14-21 days

Type: Standard Sprung, Orthopaedic

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£259.95

From only:£259.95

Up to20%off

Sleepeezee Backcare Luxury 1400 Pocket Mattress

Single
3' x 6'3"
£279.95
next day
Double
4'6" x 6'3"
£399.95
next day
King Size
5' x 6'6"
£424.95
next day
Superking
6' x 6'6"
£549.95
next day
Superking Zip and Link
6' x 6'6"
£604.95
3-4 weeks

Type: Natural Fillings, Orthopaedic, Pocket Sprung

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£279.95

From only:£279.95

Up to40%off

Sealy Posturepedic Pearl Elite Mattress

Single
3' x 6'3"
£259.95
next day
Small Double
4' x 6'3"
£334.95
next day
Double
4'6" x 6'3"
£334.95
next day
King Size
5' x 6'6"
£379.95
next day
Superking
6' x 6'6"
£489.95
next day
Superking Zip and Link
6' x 6'6"
£489.95
14-21 days

Type: Standard Sprung, Orthopaedic

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£259.95

From only:£259.95

Up to30%off

Sealy Optimum Firm Mattress

Double
4'6" x 6'3"
£806.12
next day
King Size
5' x 6'6"
£902.11
next day
Superking
6' x 6'6"
£1,127.65
next day

Type: Various

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£806.12

From only:£806.12

Up to20%off

Sleepeezee Sapphire 1400 Pocket Mattress

Single
3' x 6'3"
£254.95
next day
Double
4'6" x 6'3"
£359.95
next day
King Size
5' x 6'6"
£394.95
next day
Superking
6' x 6'6"
£459.95
next day

Type: Orthopaedic, Pocket Sprung, Natural Fillings

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£254.95

From only:£254.95

Up to30%off

Sealy Posturepedic Jubilee Memory Ortho Mattress

Single
3' x 6'3"
£229.95
next day
Small Double
4' x 6'3"
£329.95
next day
Double
4'6" x 6'3"
£329.95
next day
King Size
5' x 6'6"
£379.95
next day
Superking
6' x 6'6"
£489.95
next day
Superking Zip and Link
6' x 6'6"
£489.95
14-21 days

Type: Standard Sprung, Orthopaedic, Memory Foam

Firmness: 5 Firm

FREE Next Day Delivery or choose a date

FREE Next Day Delivery or choose a date

From only:£229.95

From only:£229.95

Showing 1-12 of 68 items

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