Dunlop Sport BluResponse is a summer tyre made in total of 70 sizes, ranging from R14 to R14 - this particular dimension is R17, which means it fits to a 17 inch/431.8mm diameter wheel. 225/45 R17 is 40mm wider than the narrowest dimension (185) and 0mm narrower than the widest one (225). This tyre profile of 45 means the sidewall height of the tyre is 45% of the tyre width (225mm), which results in 101.25mm sidewall height. In 225/45 R17, there is only one possible speed index for Dunlop Sport BluResponse - "W", which is good for speeds up to 270 km/h. In 225/45 R17, Sport BluResponse usually competes against Ventus Prime3 K125, which is a tyre from Hankook with a rating of 75%, compared to 71% of the Dunlop in question. Latest test in 225/45 R17 was held by Autoexpress in 2015, where Sport BluResponse received rating "" and finished on the 2. place. It was tested on a .