SidewallerTire & wheel calculators

205/70R14 vs 215/55R16

215/55R16 is 0.0% taller (+0.01 in) and 0.39 in wider than 205/70R14.

OK
Same height

215/55R16 and 205/70R14 are the same overall diameter, so the speedometer stays accurate.

205/70R14215/55R16Change
Diameter25.30″25.31″+0.01″+0.0%
Width8.07″8.46″+0.39″+4.9%
Sidewall5.65″4.66″−0.99″−17.6%
Circumference79.5″79.5″+0.0″+0.0%
Wheel14″16″+2″
Revs per mile797797−0
SideTread
205/70R14215/55R16
Speedometer shows 60 mph60.0mph

Real speed on 215/55R16.

Ground clearance+0.01in

Change in height under the axle.

Width per side+0.20in

On the same wheel, split inboard and outboard.

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205/70R14 or 215/55R16?

Can I use 215/55R16 instead of 205/70R14?

215/55R16 and 205/70R14 are the same overall diameter, so the speedometer stays accurate. Also match or beat the original load index and speed rating, and check that the wheel width suits the new tire.

Will my speedometer be off?

At an indicated 60 mph on 215/55R16 you are really doing 60.0 mph if the speedometer was set up for 205/70R14. Going the other way, 205/70R14 would make it read 60.0 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.01 in (+0 mm) under the axle.

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