Tire Size Box

175/85R14 vs 195/85R14

195/85R14 compared with 175/85R14

+5.2% diameter, +0.8" width

195/85R14 is 27.05" tall vs 25.71". More than the 3% rule of thumb, so check carefully before switching.

25.7"14" rim5.9"6.9" wide
175/85R14 (solid) compared with 195/85R14 (dashed outline), drawn to scale

With 195/85R14 tires, when your speedometer says 60 mph you are really going

63.1 mph

195/85R14 is +1.34 inches (+5.2%) in overall diameter. That is more than the 3% most shops and makers recommend.

175/85R14195/85R14Difference%
Overall diameter25.71"27.05"+1.34"+5.2%
Section width6.89"7.68"+0.79"+11.4%
Sidewall height5.86"6.53"+0.67"+11.4%
Circumference80.78"84.98"+4.21"+5.2%
Revolutions per mile784.4745.6−38.8−4.9%

Speedometer difference

If your vehicle came with 175/85R14 and you fit 195/85R14, here is your real speed for each speedometer reading:

Speedometer showsActual speedDifference
20 mph21.0 mph+1.0 mph
30 mph31.6 mph+1.6 mph
40 mph42.1 mph+2.1 mph
50 mph52.6 mph+2.6 mph
60 mph63.1 mph+3.1 mph
65 mph68.4 mph+3.4 mph
70 mph73.6 mph+3.6 mph
75 mph78.9 mph+3.9 mph
80 mph84.2 mph+4.2 mph

Each size on its own

Questions

Which is bigger, 175/85R14 or 195/85R14?
195/85R14 is taller by 1.34 inches (27.05" vs 25.71"). 195/85R14 is wider by 0.79 inches.
Can I replace 175/85R14 with 195/85R14?
It is not recommended without checking carefully. The diameter difference is +5.2%, 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 195/85R14 change my speedometer?
When your speedometer reads 60 mph with 195/85R14 fitted (calibrated for 175/85R14), your real speed is 63.1 mph. Your odometer will under-count miles by about 5.2%.
Will 195/85R14 lift my vehicle?
Ride height changes by half the diameter difference: +0.67 inches of ground clearance at the axle.

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