Vredestein Ultrac Satin is a summer tyre made in total of 69 sizes, ranging from R16 to R16 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 225/50 R16 is 20mm wider than the narrowest dimension (205) and 10mm narrower than the widest one (235). This tyre profile of 50 means the sidewall height of the tyre is 50% of the tyre width (225mm), which results in 112.5mm sidewall height. In 225/50 R16, there is only one possible speed index for Vredestein Ultrac Satin - "W", which is good for speeds up to 270 km/h. In 225/50 R16, Ultrac Satin usually competes against Bravuris 5 HM, which is a tyre from Barum with a rating of 29%, compared to 0% of the Vredestein in question.