265/45 R20 - Best tyres 2025 - market overview, tests, reviews

265/45 R20 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 (265mm), which means the sidewall height has 119.25 mm. The wheel diameter is R20, which means it fits to a 20 inch/508mm diameter wheel. The total circumference of the tyre is mm, which is very similar to 275/45 R18(2213.88 mm), 215/50 R17(2031.98 mm), 275/65 R18(2559.46 mm), 215/65 R16(2154.82 mm), 285/35 R20(2222.68 mm), 225/35 R18(1931.14 mm), 285/45 R21(2481.54 mm). You can find 265/45 R20 on 8 car models - mainly Mercedes-Benz, Audi, Bentley, Maserati, Porsche.