295/30 R18 - Best allseason tyres 2026 - market overview, tests, reviews

295/30 R18 doesn't belong to the most popular dimensions for summer tyres - there are 6 tyre models available, which can be compared to 155/60 R15, 170/60 R17, 160/60 R14. Let's break down the sizing - 30 is height of the tyre, which is calculated as 30% of the tyre width (295mm), which means the sidewall height has 88.5 mm. The wheel diameter is R18, which means it fits to a 18 inch/457.2mm diameter wheel. The total circumference of the tyre is 1992.4 mm, which is very similar to 225/45 R17(1992.71 mm), 195/65 R15(1993.34 mm), 185/75 R14(1988.94 mm), 175/80 R14(1996.8 mm), 255/30 R19(1996.8 mm), 255/35 R18(1997.11 mm), 170/60 R17(1997.42 mm). There are multiple speed indexes available for summer tyres in 295/30 R18: W(270km/h), Y(300km/h). The same goes for weight indexes: 94, 98, 127.