Common Mattress Sizes

Not sure what size mattress you have? Looking to buy a new mattress and not sure what to go for? Measure your mattress and consult our chart.

First chart has measurements in centimetres. The second chart is in inches. 

Mattress Sizes of the World in centimetres

  Australia US/Canada Europe (UK) Asia (Thailand)
Twin/Single 92cm × 188.5cm 99.06cm × 190.5cm 36" × 75" 42" × 78" × 22"
Single Extra Long 92cm x 203      
King Single 107cm × 203cm 99.06cm × 190.5cm 36" × 75" 42" × 78" × 22"
Double 138cm × 188cm 137.16cm × 190.5cm 54" ×75" 48" × 78" × 22"
Queen 153cm × 203cm 152.4cm × 203.2cm    
Olympic Queen   167.64 x 203.2    
California Queen   152.4 x 213.36    
King 183 × 203 193.04 × 203.2 60" × 78" 72" × 78" × 22"
California King   182.88 x 213.36    
Super King     72" × 78"  

 Mattress Sizes of the World in inches

  Australia US/Canada Europe (UK) Asia (Thailand)
Twin/Single 36" × 74" 39" × 75" 36" × 75" 42" × 78" × 22"
Single Extra Long 36" × 80 "      
King Single 42" × 80 "      
Double 54" × 74" 54" × 75" 54" ×75" 48" × 78" × 22"
Queen 60" × 80" 60" × 80"    
Olympic Queen   66" x 80"    
California Queen 60" x 84" 60" x 84"    
King 76" × 80" 76" × 80" 60" × 78" 72" × 78" × 22"
California King 72" x 84" 72" x 84"    
Super King     72" × 78"