The tire size of a Toyota Yaris depends on its year model and rim size, with the smallest tire size at 155/80R13 and the largest at 195/50R16. The Toyota Yaris is a subcompact vehicle manufactured by Toyota to replace the Starlet.
The 2012 to 2014 Toyota Yaris models have tire rims that come in 15-inch and 16-inch sizes. The 15-inch tire rim takes the 175/65R15 tire size while the 16-inch tire rim takes the 175/65R15.
For the 2007 to 2011 models, the tire rims come in 14-inch and 15-inch sizes, with the 14-inch rims taking the 175/65R14 size and the 15-inch tire rims requiring the 185/60R15 tire size.