Question 1

Which tire is taller, 195/60 R14 or 195/50 R15?

Accepted Answer

195/60 R14 is taller by 13.6 mm (2.31%) compared with 195/50 R15.

Question 2

What is the diameter difference between 195/60 R14 and 195/50 R15?

Accepted Answer

195/60 R14 measures 590 mm overall diameter, 195/50 R15 measures 576 mm — a difference of 13.6 mm (2.31%).

Question 3

How much speedometer error does this change create?

Accepted Answer

Switching from 195/60 R14 to 195/50 R15 changes the speedometer reading by -2.31%. At an indicated 100 km/h, your true speed becomes about 97.7 km/h.

Question 4

Is 195/50 R15 a safe replacement for 195/60 R14?

Accepted Answer

Within ±3% diameter — generally considered a safe replacement from a speedometer-error standpoint, provided wheel offset, rim width and clearance also match your vehicle.

Question 5

What else should I check before changing tire size?

Accepted Answer

Beyond diameter and speedometer error, verify wheel offset (ET), rim width, hub bore, load index, brake and suspension clearance, and your vehicle's manufacturer specification. Local regulations may also limit how far you can deviate from OEM.

Metric	195/60 R14	195/50 R15	Difference
Overall diameter	589.6 mm	576.0 mm	-13.6 mm (-2.31%)
Sidewall height	117.0 mm	97.5 mm	-19.5 mm
Circumference	1.852 m	1.810 m	-42.7 mm
Revs / km	539.9	552.6	+12.7
Ground clearance	reference	-6.8 mm	-6.8 mm
Speedometer @ 100 km/h	100.0 km/h	97.7 km/h	-2.31 km/h

195/60 R14 vs 195/50 R15

Detailed comparison

Verdict: excellent

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