Tire Size Box

195/50R15 vs 195/60R15

195/60R15 compared with 195/50R15

+6.8% diameter, 0.0" width

195/60R15 is 24.21" tall vs 22.68". More than the 3% rule of thumb, so check carefully before switching.

22.7"15" rim3.8"7.7" wide
195/50R15 (solid) compared with 195/60R15 (dashed outline), drawn to scale

With 195/60R15 tires, when your speedometer says 60 mph you are really going

64.1 mph

195/60R15 is +1.54 inches (+6.8%) in overall diameter. That is more than the 3% most shops and makers recommend.

195/50R15195/60R15Difference%
Overall diameter22.68"24.21"+1.54"+6.8%
Section width7.68"7.68"0.00"0.0%
Sidewall height3.84"4.61"+0.77"+20.0%
Circumference71.24"76.07"+4.82"+6.8%
Revolutions per mile889.4833.0−56.4−6.3%

Speedometer difference

If your vehicle came with 195/50R15 and you fit 195/60R15, here is your real speed for each speedometer reading:

Speedometer showsActual speedDifference
20 mph21.4 mph+1.4 mph
30 mph32.0 mph+2.0 mph
40 mph42.7 mph+2.7 mph
50 mph53.4 mph+3.4 mph
60 mph64.1 mph+4.1 mph
65 mph69.4 mph+4.4 mph
70 mph74.7 mph+4.7 mph
75 mph80.1 mph+5.1 mph
80 mph85.4 mph+5.4 mph

Each size on its own

Questions

Which is bigger, 195/50R15 or 195/60R15?
195/60R15 is taller by 1.54 inches (24.21" vs 22.68"). 195/50R15 is the same width.
Can I replace 195/50R15 with 195/60R15?
It is not recommended without checking carefully. The diameter difference is +6.8%, more than the 3% most shops and makers allow. It will throw off the speedometer and may affect ABS, stability control and clearance.
How much will 195/60R15 change my speedometer?
When your speedometer reads 60 mph with 195/60R15 fitted (calibrated for 195/50R15), your real speed is 64.1 mph. Your odometer will under-count miles by about 6.8%.
Will 195/60R15 lift my vehicle?
Ride height changes by half the diameter difference: +0.77 inches of ground clearance at the axle.

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