Tyre size calculator

Equivalent sizes for the 175/50 R15 tyre

Sidewall height 88 mmDiameter 556 mm Circumference 1747 mmRevolutions/km 572

Approved rim widths according to ETRTO: 5,5" – 5" – 6"

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
165/60 R14 -0.41 % 99.6 km/h —
155/65 R14 +0.18 % 100.2 km/h —
185/55 R14 +0.55 % 100.6 km/h —
175/60 R14 +1.74 % 101.7 km/h —

15″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
175/50 R15 Your size 0 % 100.0 km/h 5,5" – 5" – 6" —
195/45 R15 +0.09 % 100.1 km/h 6,5" – 6" – 7" – 7,5" —
165/55 R15 +1.19 % 101.2 km/h — —
155/60 R15 +1.96 % 102.0 km/h —

16″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
195/40 R16 +1.14 % 101.1 km/h 7" – 6,5" – 7,5" —

Sizes equivalent to 175/50 R15:

165/60 R14155/65 R14185/55 R14175/60 R14195/45 R15165/55 R15155/60 R15195/40 R16

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