Tyre size needed to keep rolling radius

[J-Welts]

What tyre size do I need for the 16" 182 alloys to maintain the same rolling radius that my 1.5dci expression 2004 Clio has with 14"wheels?

Any ideas as I don't want innacuracy in the speedo

 

[DrR]

What size tyres are on the 14" wheels?

 

[Vish]

This should help

http://www.alloywheels.com/tyrecalc.asp