Do smart cars have different size tyres?

Smart fortwo tyre options with many different generations of smart fortwo, there are a number of different tyres suitable for each variation. The most popular sizes of tyres for the smart fortwo that are used regularly are: 175/55 r15. R15. smart fortwo tires could be 155/60r15, 165/65r15, or 185/50r16 for the front wheels and 175/55r15, 185/60r15, or 205/45r16 for the rear wheels.