185/40 R16 - Best allround tyres 2025 - market overview, tests, reviews

185/40 R16 doesn't belong to the most popular dimensions for allround tyres - there are 0 tyre models available, which can be compared to 155/60 R15, 170/60 R17, 160/60 R14. Let's break down the sizing - 40 is height of the tyre, which is calculated as 40% of the tyre width (185mm), which means the sidewall height has 74 mm. The wheel diameter is R16, which means it fits to a 16 inch/406.4mm diameter wheel. The total circumference of the tyre is 1741.7 mm, which is very similar to 165/60 R14(1739.19 mm), 195/45 R15(1748.3 mm), 155/65 R14(1750.18 mm), 175/65 R13(1752.07 mm), 185/55 R14(1756.46 mm), 160/60 R14(1720.34 mm), 165/70 R13(1763.06 mm).