195/60R15 in inches

A 195/60R15 tire is 24.2″ tall and 7.7″ wide, and fits a 15″ wheel. In inches it is written 24.2×7.7R15.

Diameter24.21″

Width7.68″

Sidewall4.61″

Drawn to scale. Nominal dimensions calculated from the size code.

Manufacturer data

How tall 195/60R15 tires really are

Heights published by BFGoodrich, General and Toyo for all 7 tires in this size. Their published revolutions per mile work out to 23.5″ under load (below).

Real 195/60R15 tires measure 24.20–24.21″, against 24.21″ from the size code. They run both taller and shorter than the size code.

Height under load23.5″

Published revs per mile (858–859) mean the tire rolls like a 23.5″ tire on the vehicle. Use this for speedometer calibration.

Weight spread17.0–20.1 lb

The lightest (General AltiMAX RT45, SL) is 3.1 lb lighter per corner than the heaviest (Toyo Observe G3-Ice, SL).

7 tires in 195/60R15

Sort by the spec you care about.

	Load					Revs/mi	Source
General AltiMAX RT45Touring	SL · 88T	24.20	17.0	11.0	1,235	858	Spec page
General AltiMAX RT45Touring	SL · 88H	24.20	17.0	11.0	1,235	858	Spec page
General AltiMAX365 AWTouring	SL · 88H	24.20	17.0	11.0	1,235	858	Spec page
Toyo Extensa A/S IIAll-season	SL · 88H	24.21	18.1	11.1	1,235	858	Spec page
Toyo Celsius IITouring	SL · 88H	24.21	19.1	11.1	1,235	858	Spec page
BFGoodrich Advantage ControlAll-season	SL · 88H	24.21	20.0	11.5	1,235	859	Spec page
Toyo Observe G3-IceWinter	SL · 88T	24.21	20.1	11.3	1,235	858	Spec page

Is 195/60R15 a 24-inch tire?

≈24″

Yes. The size code works out to 24.21″, and the 7 tires here publish 24.20–24.21″, so people call it a 24.

Compare with nearby sizes

Differences in overall diameter, calculated from each size code.

Size	Diameter ″	vs 195/60R15	Difference
195/55R15	23.44	-0.77″	-3.2%
185/60R15	23.74	-0.47″	-2.0%
225/50R15	23.86	-0.35″	-1.5%
175/65R15	23.96	-0.26″	-1.1%
215/60R14	24.16	-0.06″	-0.2%
185/70R14	24.20	-0.02″	-0.1%
235/50R15	24.25	+0.04″	+0.2%
185/65R15	24.47	+0.26″	+1.1%
205/60R15	24.69	+0.47″	+2.0%
195/65R15	24.98	+0.77″	+3.2%

How to read 195/60R15

How to read any tire size

How 195/60R15 88H is printed on the sidewall. It's the most common code among the 7 tires here (5 of them); tires in this size come in other load and speed ratings too.

1195Section width

195 mm across the widest point, or 7.68 inches. Every 195 size

260Aspect ratio

A percentage, not a measurement: the sidewall is 60% as tall as the tire is wide, which is 117.0 mm or 4.61 inches.

3RConstruction

Radial construction.

415Wheel diameter

Mounts on a 15-inch wheel. Approved wheel widths run 5.5″ to 7.0″.

588Load index

Each tire carries up to 1,235 lb (560 kg) at its maximum pressure.

6HSpeed rating

Rated for up to 130 mph sustained.

Specification	Inches	Metric
Overall diameter	24.21	615 mm
Section width	7.68	195 mm
Sidewall height	4.61	117.0 mm
Circumference	76.1	1,932 mm
Revolutions per mile (calculated, unloaded)	833.0	518 per km
Revolutions per mile (published by manufacturers)	858–859	533–534 per km
Approved wheel width	5.5–7.0	140–178 mm

Speedometer error after switching to 195/60R15

Your actual speed– mph

Questions about 195/60R15

What is 195/60R15 in inches?

24.21 inches tall, 7.68 inches wide, on a 15-inch wheel. Written in inches, that is roughly 24.2×7.7R15.

How much does a 195/60R15 tire weigh?

Between 17.0 lb and 20.1 lb for the 7 tires listed here. The lightest is the General AltiMAX RT45 (SL); the heaviest is the Toyo Observe G3-Ice (SL).

What wheel width do I need for 195/60R15?

Manufacturers approve 5.5–7.0″ wide wheels for this size.

How many revolutions per mile does a 195/60R15 make?

Published figures run 858–859 revolutions per mile. The calculated figure is 833.0, but manufacturers measure the tire under load, where it rolls on a smaller radius.

How much taller is 195/60R15 than 175/65R15?

0.26 inches taller on paper (24.21″ vs 23.96″), which raises the axle about 0.13″. Your speedometer will read about 1.1% slow.