175/70R14 vs 195/65R14

195/65R14 is 0.33 in (8.5 mm) taller than 175/70R14, a +1.42% diameter difference. With the speedometer set for 175/70R14, an indicated 60 mph is 60.8 mph on 195/65R14.

Is this a safe swap?

Diameter difference +1.42%: within the ±3% guideline

By overall diameter alone, 195/65R14 falls inside the ±3% range commonly used as a guideline when replacing 175/70R14. This check uses diameter only. It does not assess load index, speed rating, wheel width or clearance.

Side profile and tread width, drawn to the same scale.

175/70R14 vs 195/65R14 differences
Measurement	175/70R14	195/65R14	Difference	% diff
Overall diameter	23.65 in (600.6 mm)	23.98 in (609.1 mm)	+0.33 in (+8.5 mm)	+1.42%
Sidewall height	4.82 in (122.5 mm)	4.99 in (126.8 mm)	+0.17 in (+4.3 mm)	+3.47%
Section width	6.89 in (175.0 mm)	7.68 in (195.0 mm)	+0.79 in (+20.0 mm)	+11.43%
Circumference	74.29 in (1,886.8 mm)	75.34 in (1,913.5 mm)	+1.05 in (+26.7 mm)	+1.42%
Revolutions per mile	853	841	−12	−1.40%

True speed with the speedometer calibrated for 175/70R14
Indicated	Actual on 175/70R14	Actual on 195/65R14	Difference
30 mph	30.0 mph	30.4 mph	+0.4 mph
60 mph	60.0 mph	60.8 mph	+0.8 mph
75 mph	75.0 mph	76.1 mph	+1.1 mph

Ride-height change: 195/65R14 raises the vehicle by 0.17 in (4.3 mm) at the axle (half the +8.5 mm diameter difference).

195/65R14 is 0.33 in taller than 175/70R14 and 20 mm wider, a 1.42% difference in overall diameter.

With the speedometer calibrated for 175/70R14, an indicated 60 mph is actually 60.8 mph on 195/65R14, and revolutions per mile change from 853 to 841.

Both sizes mount on 14-inch wheels.

Size pages

Other comparisons with 175/70R14

Other comparisons with 195/65R14

Source: Calculated from standard tire geometry formulas. Verified 2026-09-27. How these numbers are calculated.