Compare Sealy Ortho Plus Silver Memory Mattress vs Silentnight Sleep Now Breathe Mattress: price history and specs

Deal verdict

Too early to call.

We need 30 days of prices for the Silentnight Sleep Now Breathe Mattress before judging the deal.

Mattress Next Day

Sealy Ortho Plus Silver Memory Mattress

Good time to buy

£399 Double · Memory foam

£399 is a genuine low. Today is the only day in the 91 days we've tracked it's been this cheap.

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Silentnight

Silentnight Sleep Now Breathe Mattress

Not enough history yet

£399 Double

£399 today. We started tracking this on 13 Nov 2026. Its verdict is due in 27 days, once we have 30 days of prices.

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Specs side by side

Sealy Ortho Plus Silver Memory MattressSilentnight Sleep Now Breathe Mattress
FirmnessMedium firmMedium firm
Mattress typeMemory foamNot stated
Warranty5 years10 years
SizesSize not stated, Single, Small Double, Double, King, - Super King, - Super King Zip & LinkSingle, Double, King

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