SidewallerTire & wheel calculators

205/70R15 vs 235/40R19

235/40R19 is 0.4% taller (+0.10 in) and 1.18 in wider than 205/70R15.

OK
Close match

235/40R19 is 0.4% taller than 205/70R15. That is inside the ±3% most shops treat as a straight swap.

205/70R15235/40R19Change
Diameter26.30″26.40″+0.10″+0.4%
Width8.07″9.25″+1.18″+14.6%
Sidewall5.65″3.70″−1.95″−34.5%
Circumference82.6″82.9″+0.3″+0.4%
Wheel15″19″+4″
Revs per mile767764−3
SideTread
205/70R15235/40R19
Change sizes Speedometer table Gearing
Speedometer shows 60 mph60.2mph

Real speed on 235/40R19.

Ground clearance+0.05in

Change in height under the axle.

Width per side+0.59in

On the same wheel, split inboard and outboard.

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205/70R15 or 235/40R19?

Can I use 235/40R19 instead of 205/70R15?

235/40R19 is 0.4% taller than 205/70R15. That is inside the ±3% most shops treat as a straight swap. 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 235/40R19 you are really doing 60.2 mph if the speedometer was set up for 205/70R15. Going the other way, 205/70R15 would make it read 59.8 mph at a real 60.

How much ground clearance does it change?

Half the diameter difference: +0.05 in (+1 mm) under the axle.

Other comparisons

205/65R15 vs 205/70R15215/65R15 vs 205/70R15205/70R15 vs 215/70R15225/60R15 vs 205/70R15205/70R15 vs 225/70R15195/65R15 vs 205/70R15205/70R15 vs 215/75R15205/60R15 vs 205/70R15205/70R15 vs 215/55R17205/70R15 vs 235/45R18225/35R20 vs 205/70R15205/70R15 vs 225/75R15235/40R19 vs 205/65R16215/55R17 vs 235/40R19235/45R18 vs 235/40R19225/35R19 vs 235/40R19225/40R19 vs 235/40R19235/40R19 vs 225/45R19