Section Width205 mm (8.1")
Aspect Ratio50%
Rim Diameter20"
Overall Diameter713 mm (28.1")
Sidewall Height103 mm
Circumference2240 mm
205/50R20 — Buy Tires

Everything to know about the 205/50R20 tire size

Size geometry

A 205/50R20 tire has a 205mm section width and a 50% aspect ratio, mounted on a 20-inch rim. Sidewall height works out to 102.5mm (4.04") and overall outside diameter is 713.0mm (28.07"). At highway speed the tire completes about 446 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 205/50R20 is unavailable, the closest same-diameter substitutes on the same rim are 195/53R20 and 215/48R20. Both keep your speedometer reading within 1% — safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.

Plus / minus sizing options

For a 205/50R20 you can upsize to 215/42R21 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 195/59R19 (minus-one) for a softer ride or winter setup. Both stay inside the Âą3% diameter tolerance that ABS and TPMS systems expect.

Vehicle compatibility

0 vehicles in our database run the 205/50R20 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance — match these specs to your wheel before purchasing tires.

Vehicles Using 205/50R20

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