195/50R19 tire size

A 195/50R19 tire is 26.68 inches (677.6 mm) tall, 7.68 in (195 mm) wide and fits a 19-inch wheel. In inch notation it is roughly a 26.7x7.7R19.

195/50R19 dimensions
Overall diameter	26.68 in	677.6 mm
Section width	7.68 in	195 mm
Sidewall height	3.84 in	97.5 mm
Circumference	83.81 in	2,129 mm
Revolutions	756.0 per mile	469.8 per km
Rim diameter	19 in	482.6 mm

Compare 195/50R19 with another size

Current size

New size

Speed in mphkm/h

Overall diameter difference

+0.15%

60 mph on the speedometer = 60.1 mph actual

Within the ±3 % diameter range most tire fitters accept.

Ground clearance: +0.5 mm (+0.02 in)
Revolutions: 756 → 755 per mile

195/50R19 245/40R19

Side-by-side dimensions

	Current	New	Difference	%
Diameter	26.68 in	26.72 in	+0.04 in	+0.15%
Diameter	677.6 mm	678.6 mm	+1.0 mm	+0.15%
Width	7.68 in	9.65 in	+1.97 in	+25.64%
Width	195.0 mm	245.0 mm	+50.0 mm	+25.64%
Sidewall	3.84 in	3.86 in	+0.02 in	+0.51%
Sidewall	97.5 mm	98.0 mm	+0.5 mm	+0.51%
Circumference	83.81 in	83.93 in	+0.12 in	+0.15%
Revs per mile	756.0	754.9	−1.1	−0.15%

Speedometer error

Speedometer shows	Actual speed	Difference
20 mph	20.0 mph	0.0 mph
30 mph	30.0 mph	0.0 mph
40 mph	40.1 mph	+0.1 mph
50 mph	50.1 mph	+0.1 mph
60 mph	60.1 mph	+0.1 mph
70 mph	70.1 mph	+0.1 mph
80 mph	80.1 mph	+0.1 mph

Alternative sizes on the same 19-inch wheel

Sizes in use within ±3 % of the overall diameter of 195/50R19:

Plus and minus sizes for 195/50R19

Size	Wheel	Diameter	Difference
205/60R17	Minus 2 (17 in)	26.69 in	+0.03%
245/50R17	Minus 2 (17 in)	26.65 in	−0.12%
225/55R17	Minus 2 (17 in)	26.74 in	+0.25%
215/55R17	Minus 2 (17 in)	26.31 in	−1.37%
245/45R18	Minus 1 (18 in)	26.68 in	+0.01%
225/50R18	Minus 1 (18 in)	26.86 in	+0.68%
205/55R18	Minus 1 (18 in)	26.88 in	+0.75%
215/50R18	Minus 1 (18 in)	26.46 in	−0.80%
245/35R20	Plus 1 (20 in)	26.75 in	+0.28%
235/35R20	Plus 1 (20 in)	26.48 in	−0.75%
225/40R20	Plus 1 (20 in)	27.09 in	+1.53%
225/35R20	Plus 1 (20 in)	26.20 in	−1.79%

Vehicles approved with 195/50R19 tires

Models whose Swiss type approval lists 195/50R19 as a standard or optional size (4 approvals in total). Always check your own vehicle's placard or papers.

Toyota Prius

Source: Swiss Federal Roads Office (FEDRO/ASTRA), open government data. Original data (downloaded 2026-09-29). Data processed by us; errors in processing are ours, not the publisher's.

Nearby 19-inch sizes

Reading the 195/50R19 size

195 — section width in millimetres (7.68 in).
50 — aspect ratio: the sidewall is 50 % of the width, 97.5 mm.
R — radial construction (ZR on the sidewall means a high-speed rated radial; the dimensions are the same).
19 — fits a 19-inch diameter wheel.

The load index and speed rating (for example 91V) follow the size on the sidewall. They must meet at least the values on your vehicle's tire placard.