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Tyre sizes

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thejudderman | 20:00 Wed 05th Oct 2011 | Cars
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Could someone tell me which tyre has the deepest profile......
225-50-16 or a 215-65-16? I know the profile size is the percentage of the width but im crap at percentages!

Or another question...... What size profile would I need on a 225 tyre to match the profile on the 215-65-16?
Hope thats not too confusing.
Thanks.
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With a 225-50-16 tyre, the height of the sidewall is 50% of the width (225mm) of the tyre, so it's 112.5mm

With a 215-65-16 tyre, the height of the sidewall is 65% of the width (215mm) of the tyre, so it's 139.75mm

To retain the same height of the sidewall, when switching from a 215-65-16 tyre to a 225-xx-16 tyre, 'xx' must be 62 (to the nearest whole...
20:23 Wed 05th Oct 2011
With a 225-50-16 tyre, the height of the sidewall is 50% of the width (225mm) of the tyre, so it's 112.5mm

With a 215-65-16 tyre, the height of the sidewall is 65% of the width (215mm) of the tyre, so it's 139.75mm

To retain the same height of the sidewall, when switching from a 215-65-16 tyre to a 225-xx-16 tyre, 'xx' must be 62 (to the nearest whole number).

Chris
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Thanks Chris. Explained just perfectly!

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