Giti Synergy E1 is a summer tyre made in total of 19 sizes, ranging from R14 to R14 - this particular dimension is R16, which means it fits to a 16 inch/406.4mm diameter wheel. 195/55 R16 is 10mm wider than the narrowest dimension (185) and 30mm narrower than the widest one (225). This tyre profile of 55 means the sidewall height of the tyre is 55% of the tyre width (195mm), which results in 107.25mm sidewall height. In 195/55 R16, there is only one possible speed index for Giti Synergy E1 - "V", which is good for speeds up to 240 km/h. In 195/55 R16, Synergy E1 usually competes against Bravuris 5 HM, which is a tyre from Barum with a rating of 39%, compared to 0% of the Giti in question.