Compare Harrison Spinks Knaresborough 3750 Pocket Ortho Mattress vs Emma Original Classic Mattress: price history and specs

Name: Emma Original Classic Mattress
Brand: Emma
Price: 501.75 GBP

Deal verdict

Both are at a genuine low.

The Emma Original Classic Mattress costs £242.25 less today.

Mattress Online

Harrison Spinks Knaresborough 3750 Pocket Ortho Mattress

Good time to buy

£744 Double · Pocket sprung

£744 is a genuine low. Today is the only day in the 65 days we've tracked it's been this cheap.

£700£750£800£850£900 £744

Price “Was” price With a code

Checked 14 Nov 2026, 18:10

Emma

Good time to buy

£501.75 Double

£501.75 is a genuine low. It's been this cheap for only 5% of the 37 days we've tracked.

£450£500£550£600£650£700 £501.75

Price “Was” price With a code

See it at Emma

Checked 14 Nov 2026, 19:24

	Harrison Spinks Knaresborough 3750 Pocket Ortho Mattress	Emma Original Classic Mattress
Firmness	Firm	Not stated
Mattress type	Pocket sprung	Not stated
Warranty	5 years	10 years
Layers	Not stated	3
Sizes	Double, King, Super King, Emperor	Single, Small Double, Double, King, EU Double, Queen, Super King

Specs are the figures each retailer publishes. Prices are for the size shown above.