

205 is the simplest and most understandable indicator - the tread width of a tire in millimeters, that is, our tire has a width of 20.5 centimeters. Let's take the most common size 205/55 R16. What is important to consider when changing a standard tire type? The most important point to understand is the bus parameter values. by changing the tire size.Ĭalculating the clearance on a tire calculator Many motorists, taking into account their experience, often want to increase or decrease ground clearance, increase traction, etc. Why then buy custom-sized rubber at all? There can be many reasons for this - this is the shortage of certain sizes, and the change in the radius of the wheel disk, and the desire to deliberately change the performance properties of rubber. That is why changing the factory tire sizes must be approached with an understanding of all the nuances and possible consequences of such changes. Such as, speedometer reading, fuel consumption, ride comfort on the highway or off-road, safety, etc. Also, these rubber parameters can significantly affect a number of indicators during the operation of the car, which can be foreseen thanks to our calculator. And it is very important to understand that the manufacturer chooses these sizes not by chance, but taking into account many factors and calculations. It can put your life in risk while you are driving.What is a tire calculator for? Each car at the plant is equipped with a certain tire size, which is characterized by three main parameters - tread width, tire height (distance from the ground to the lower edge of the disc) and the diameter of the hole for the rim. It is because we do not recommend using the tires which differ from your current tires in size more than 3%. If the difference in diameters is bigger than 3%, the result will be in red. Depending on the difference of tires, it can be in green or in red. At the bottom of the table you can see the final recommendation.


Tire size comparison calculator instantly shows the difference between the tires and displays it in the table.

Our tire size calculator uses inch measurements by default, but you can switch to metric system (cm) if you want. After you have entered all the parameters, click the green button "Calculate". In the second row you need to specify the size of the new tires, or the tires that you are going to buy. The third field is for disc diameter in inches. The second box is for height and width ratio in percentages. In the first box you need to choose tire width in inches. These indicators can be easily found on the sidewalls of your tires. In the top row you need to select the size of the tires that are on your car at the moment. This calculator allows you to tell the difference between the tires in inches, centimeters, and percentages. Our tire size calculator will help you estimate the difference of external dimensions of the wheels, height clearance, revolutions per mile and other characteristics, when installing tires of other sizes on your vehicle. Online tire size comparison calculator – choose the right tires for your car
