Mattress Sizes MM (approximately)

Single               920mm Width x 1880mm Length

King single      1070mm Width x 2030mm Length

Long Single     920mm Width x 2030mm Length

Double             1370mm Width x 1880mm Length

Queen              1530mm Width x 2030mm Length

King                 1830mm Width x 2030mm Length

Mattress Heights Vary Between Models (100mm to 360mm)

Mattress Sizes Inch (approximately)

Single               36inch   Width x 74inch Length

King single      42inch    Width x 80inch Length

Long Single     36inch   Width x 80inch Length

Double             54inch    Width x 74inch Length

Queen              62inch    Width x 80inch Length

King                 72inch     Width x 80inch Length

Mattress Heights Vary Between Models (4inch to 14inch)

Coil Spring Count (Bonnell Spring)

King Size         465

Queen              390

Double             336

King Single      286

Long Single     234

Single               216