Tyre size calculator

265
30
21

Equivalent sizes for the 265/30 R21 tyre

Sidewall height 80 mmDiameter 692 mm Circumference 2175 mmRevolutions/km 460

Approved rim widths according to ETRTO: 9,5" – 9" – 10"

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

20″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
285/30 R20 -1.94 % 98.1 km/h 10" – 9,5" – 10,5"
VredesteinContinentalMichelin 3 models in stockFrom CHF 225.00 Summer1 Winter2
245/35 R20 -1.87 % 98.1 km/h 8,5" – 8" – 9" – 9,5"
TracmaxHankookLandspider 30 models in stockFrom CHF 81.90 Summer14 Winter8 All-season8
295/30 R20 -1.06 % 98.9 km/h 10,5" – 10" – 11"
HankookFalkenYokohama 11 models in stockFrom CHF 210.00 Summer6 Winter5
255/35 R20 -0.84 % 99.2 km/h 9" – 8,5" – 9,5" – 10"
TracmaxPirelliVredestein 27 models in stockFrom CHF 81.90 Summer11 Winter9 All-season7
265/35 R20 +0.15 % 100.2 km/h 9,5" – 9" – 10" – 10,5"
PirelliKumhoNexen 18 models in stockFrom CHF 177.00 Summer11 Winter7
275/35 R20 +1.17 % 101.2 km/h 9,5" – 9" – 10" – 10,5" – 11"
LandspiderHankookContinental 25 models in stockFrom CHF 90.90 Summer14 Winter10 All-season1
245/40 R20 +1.69 % 101.7 km/h 8,5" – 8" – 9" – 9,5"
TracmaxPirelliHankook 42 models in stockFrom CHF 84.90 Summer20 Winter17 All-season5

21″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
245/30 R21 -1.72 % 98.3 km/h 8,5" – 8" – 9" —
255/30 R21 -0.88 % 99.1 km/h 9" – 8,5" – 9,5"
Goodyear 1 model in stockFrom CHF 327.00 Summer1
265/30 R21 Your size 0 % 100.0 km/h 9,5" – 9" – 10" —

22″

Size Difference Actual speed at 100 km/h on the speedometer ETRTO rims Tyres in stock
235/30 R22 +1.06 % 101.1 km/h 8,5" —
285/25 R22 +1.28 % 101.3 km/h 10,5" —
245/30 R22 +1.94 % 101.9 km/h 8,5" – 8" – 9" —

Sizes equivalent to 265/30 R21:

285/30 R20245/35 R20295/30 R20255/35 R20265/35 R20275/35 R20245/40 R20245/30 R21255/30 R21235/30 R22285/25 R22245/30 R22

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