Tyre size calculator

Equivalent sizes for the 185/65 R15 tyre

Sidewall height 120 mmDiameter 622 mm Circumference 1952 mmRevolutions/km 512

To be approved, a tyre's diameter may differ by no more than 2 %. The vehicle's load and speed indices must also be respected.

Tyre size equivalents

14″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
185/70 R14 -1.10 % 98.9 km/h —
175/75 R14 -0.57 % 99.4 km/h — —
165/80 R14 -0.33 % 99.7 km/h — —
195/70 R14 +1.14 % 101.1 km/h —
185/75 R14 +1.88 % 101.9 km/h —

15″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
195/60 R15 -1.06 % 98.9 km/h —
185/65 R15 Your size 0 % 100.0 km/h —
205/60 R15 +0.90 % 100.9 km/h —
155/80 R15 +1.19 % 101.2 km/h — —

16″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
185/55 R16 -1.88 % 98.1 km/h —
205/50 R16 -1.63 % 98.4 km/h 6,5" – 5,5" – 6" – 7" – 7,5"
175/60 R16 -0.82 % 99.2 km/h —
195/55 R16 -0.12 % 99.9 km/h —
185/60 R16 +1.10 % 101.1 km/h —
205/55 R16 +1.68 % 101.7 km/h —

17″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
205/45 R17 -0.86 % 99.1 km/h 7" – 6,5" – 7,5"
175/55 R17 +0.45 % 100.5 km/h — —
215/45 R17 +0.61 % 100.6 km/h 7" – 7,5" – 8"

18″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
205/40 R18 -0.04 % 100.0 km/h 7,5" – 7" – 8"
215/40 R18 +1.23 % 101.2 km/h 7,5" – 7" – 8" – 8,5"

19″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
215/35 R19 +1.88 % 101.9 km/h 7,5" – 7" – 8" – 8,5" —

Sizes equivalent to 185/65 R15:

185/70 R14175/75 R14165/80 R14195/70 R14185/75 R14195/60 R15205/60 R15155/80 R15185/55 R16205/50 R16175/60 R16195/55 R16185/60 R16205/55 R16205/45 R17175/55 R17215/45 R17205/40 R18215/40 R18215/35 R19

185/65 R15 tyres in stock

View all 57 185/65 R15 tyres ›

This information is provided for guidance only and does not engage Rupteur's liability in any way.