The differences between 17, 18 and 19 inch tyres tested and explained - YouTube
How does a car's wheel size (17 in vs 18 in) affect the performance? Is performance based on how fast the wheels turn, or how wide the tread can be? - Quora
PRI 2016: M&H Racemaster Slicks for 17 & 18 inch Wheels
The differences between 16, 17 and 18 inch WINTER tyres tested and explained! - YouTube