It's generally long and wide enough to accommodate two average-sized adults, but there might not be much wiggle room.This size tends to look well proportioned in most bedrooms, and it’s the mattress size we use in our tests.It’s the second most popular mattress size. Two adults will find a small double mattress pretty snug, but it could be just the thing for a small bedroom or if you sleep alone but like room to stretch out.Ī double mattress measures 135 x 190cm (approximately 4ft 6in x 6ft 3in).This is the same length as a standard double but 15cm (6in) narrower, which is why it’s also known as a small double mattress.If you’re looking for a single mattress but find that your feet tend to dangle over the edge of the bed, you might want to consider a European single mattress.Ī small double, or queen-size, mattress measures 120 x 190cm (approximately 4ft x 6ft 3in).This should be enough space for the average adult to roll into a different sleeping position during the night.Ī European single mattress measures 90 x 200cm (approximately 3ft x 6ft 6in), making it 10cm (3in) longer than a standard single.Unless you’re a lot taller or broader than average, this is the right size for a single adult.Small single mattresses are often used for children, but they’re also a good option for a box room or study that you want to use as a small guest bedroom.Ī standard single mattress measures 90 x 190cm (approximately 3ft x 6ft 3in).

While it’s the same length as a standard single – and therefore long enough for most adults – it’s 15cm narrower.Also known as a narrow single mattress, this is the smallest adult bed you can buy.A small single mattress measures 75 x 190cm (approximately 2ft 6in x 6ft 3in).

King size poster bed