This is currently the best rated tyre we have and there is a reason for it - it combines sportiness on snow and dry and very good safety margins on the wet. It’s designed to maintain the joy of driving, even on winter tyres, but still manages to be safe at all times. 100% recommended.
Hankook sneaked in between the traditional premium tyres again with its Icept Evo3. It excels in aquaplaning resistance, which is crucial for european winters.
Wintrac Pro is a winter option from a dutch manufacturer that is getting a bit outdated, but on wet and dry roads it still holds up with the premium segment. It has some
minor weaknesses on snow, but for a lower than premium price it could be a good deal.
245/40 R20 doesn't belong to the most popular dimensions for winter tyres - there are 18 tyre models available, which can be compared to 185/55 R15, 175/60 R15, 175/55 R15. Let's break down the sizing - 40 is height of the tyre, which is calculated as 40% of the tyre width (245mm), which means the sidewall height has 98 mm. The wheel diameter is R20, which means it fits to a 20 inch/508mm diameter wheel. The total circumference of the tyre is 2211.68 mm, which is very similar to 285/30 R21(2212.94 mm), 215/75 R15(2210.11 mm), 275/45 R18(2213.88 mm), 225/55 R18(2213.88 mm), 245/35 R21(2214.51 mm), 245/45 R19(2208.85 mm), 275/40 R19(2207.28 mm). There are multiple speed indexes available for winter tyres in 245/40 R20: T(190km/h), V(240km/h), W(270km/h). The same goes for weight indexes: 95, 99, 110. You can find 245/40 R20 on 14 car models - mainly Aston Martin, Infiniti, Maserati, ALPINA, BMW.