205/45 R17 - Best tyres 2025 - market overview, tests, reviews

205/45 R17 doesn't belong to the most popular dimensions for tyres - there are tyre models available, which can be compared to 325/30 R21, 155/60 R15, 155/65 R13. Let's break down the sizing - 45 is height of the tyre, which is calculated as 45% of the tyre width (205mm), which means the sidewall height has 92.25 mm. The wheel diameter is R17, which means it fits to a 17 inch/431.8mm diameter wheel. The total circumference of the tyre is mm, which is very similar to 155/65 R13(1670.38 mm), 245/35 R18(1975.12 mm), 160/60 R18(2039.52 mm), 245/40 R21(2291.48 mm), 165/70 R14(1842.86 mm), 245/55 R17(2203.2 mm), 175/65 R14(1831.86 mm). You can find 205/45 R17 on 28 car models - mainly Fiat, CITROËN, Honda, Mini, Opel.