The UK’s Most Popular Tyre Size

The most popular tyre size in the UK is 205 55 16.

  • Width = 205
  • Aspect ratio = 55
  • Rim diameter = 16

You can see all of our available tyres in this size here. We offer a number of leading brands including Bridgestone, Continental, Dunlop, Goodyear, Michelin and Pirelli.

Understanding tyre measurements

To break it down, here’s what each of these measurements means:

  • Width = The width of the tyre in millimetres
  • Aspect ratio = A percentage that indicates the height of the tyre, from bead to tread, in relation to the width of the tyre
  • Rim diameter = The diameter of your rim (whether alloy or wheel trim), excluding the tyre, in inches

Other common tyre sizes

We also have a range of high-quality tyres available in other common sizes, such as:

How Halfords can help

Not sure what size tyres your vehicle needs? Simply use our vehicle registration number checker to find the answer. For added convenience, you can also enter your postcode to see where your local Halfords Autocentre is located.

Or if you’re out and about, then the size of your tyres is usually printed on the tyre side wall.

To find out more about how to choose the right tyres for your vehicle, check out our Car Tyre Buyer’s Guide.