Nexen N blue HD plus is a summer tyre made in total of 139 sizes, ranging from R13 to R13 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 225/55 R16 is 70mm wider than the narrowest dimension (155) and 10mm narrower than the widest one (235). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (225mm), which results in 123.75mm sidewall height. In 225/55 R16, there are 2 possible speed indexes for Nexen N blue HD plus - "H","V", which are good for speeds up to 210, 240 km/h. In 225/55 R16, N blue HD plus usually competes against Ventus Prime3 K125, which is a tyre from Hankook with a rating of 72%, compared to 46% of the Nexen in question.