235/50R19 in inches

A 235/50R19 tire is 28.3″ tall and 9.3″ wide, and fits a 19″ wheel. In inches it is written 28.3×9.3R19.

Diameter28.25″

Width9.25″

Sidewall4.63″

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

Manufacturer data

How tall 235/50R19 tires really are

Heights published by BFGoodrich, General, Michelin and Toyo for all 17 tires in this size. Their published revolutions per mile work out to 27.4–27.5″ under load (below).

Real 235/50R19 tires measure 28.30–28.31″, against 28.25″ from the size code. Every one runs taller than the size code.

Height under load27.4–27.5″

Published revs per mile (734–735) mean the tire rolls like a 27.4–27.5″ tire on the vehicle. Use this for speedometer calibration.

Weight spread24.8–32.0 lb

The lightest (General AltiMAX RT45, SL) is 7.2 lb lighter per corner than the heaviest (BFGoodrich Advantage Control, XL).

17 tires in 235/50R19

Sort by the spec you care about.

	Load					Revs/mi	Source
General AltiMAX RT45Touring	SL · 99H	28.30	24.8	11.0	1,709	735	Spec page
Michelin e.Primacy All SeasonTouring	XL · 103V	28.30	26.0	8.5	1,929	735	Spec page
Michelin Pilot Alpin 5Winter	XL · 103H	28.31	26.0	9.5	1,929	735	Spec page
Michelin Primacy Tour A/STouring	SL · 99V	28.30	27.2	9.0	1,709	735	Spec page
Michelin Primacy MXM4Touring	SL · 99H	28.30	27.6	9.0	1,709	735	Spec page
Michelin CrossClimate2All-season	XL · 103V	28.30	28.0	10.0	1,929	735	Spec page
Michelin Defender2All-season	XL · 103H	28.30	28.2	10.5	1,929	735	Spec page
Michelin Pilot Alpin 5Winter	XL · 103H	28.31	28.3	9.5	1,929	735	Spec page
Toyo Celsius SportPerformance	XL · 103V	28.31	29.9	10.3	1,929	734	Spec page
BFGoodrich Advantage ControlAll-season	SL · 99V	28.31	30.0	10.5	1,709	735	Spec page
Michelin X-Ice SnowWinter	XL · 103T	28.31	30.1	10.5	1,929	735	Spec page
Toyo Observe G3-IceWinter	XL · 103T	28.31	31.1	12.0	1,929	734	Spec page
Toyo Celsius IITouring	SL · 99H	28.31	31.2	11.6	1,709	734	Spec page
Toyo OPEN COUNTRY Q/TAll-season	SL · 99V	28.31	31.5	11.7	1,709	734	Spec page
Toyo Proxes G-Tour	XL · 103V	28.31	31.5	11.7	1,929	734	Spec page
BFGoodrich Advantage ControlAll-season	XL · 103H	28.31	32.0	11.5	1,929	735	Spec page
General AltiMAX Arctic XWinter	XL · 103T	28.30	–	12.0	1,929	735	Spec page

Is 235/50R19 a 28-inch tire?

≈28″

Yes. The size code works out to 28.25″, and the 17 tires here publish 28.30–28.31″, so people call it a 28.

All 28-inch tire sizes, on every wheel size.

Compare with nearby sizes

Differences in overall diameter, calculated from each size code.

Size	Diameter ″	vs 235/50R19	Difference
275/40R19	27.66	-0.59″	-2.1%
245/45R19	27.68	-0.57″	-2.0%
285/40R19	27.98	-0.28″	-1.0%
255/45R19	28.04	-0.22″	-0.8%
295/40R19	28.29	+0.04″	+0.1%
265/45R19	28.39	+0.14″	+0.5%
245/50R19	28.65	+0.39″	+1.4%
225/55R19	28.74	+0.49″	+1.7%
275/45R19	28.74	+0.49″	+1.7%
255/50R19	29.04	+0.79″	+2.8%

How to read 235/50R19

How to read any tire size

How 235/50R19 103H is printed on the sidewall. It's the most common code among the 17 tires here (4 of them); tires in this size come in other load and speed ratings too.

1235Section width

235 mm across the widest point, or 9.25 inches. Every 235 size

250Aspect ratio

A percentage, not a measurement: the sidewall is 50% as tall as the tire is wide, which is 117.5 mm or 4.63 inches.

3RConstruction

Radial construction.

419Wheel diameter

Mounts on a 19-inch wheel. Approved wheel widths run 6.5″ to 8.5″.

5103Load index

Each tire carries up to 1,929 lb (875 kg) at its maximum pressure.

6HSpeed rating

Rated for up to 130 mph sustained.

XLExtra load

Printed after the size. In this size the XL tires carry up to 1,929 lb each and the standard-load tires up to 1,709 lb, as published.

Specification	Inches	Metric
Overall diameter	28.25	718 mm
Section width	9.25	235 mm
Sidewall height	4.63	117.5 mm
Circumference	88.8	2,254 mm
Revolutions per mile (calculated, unloaded)	713.9	444 per km
Revolutions per mile (published by manufacturers)	734–735	456–457 per km
Approved wheel width	6.5–8.5	165–216 mm

Speedometer error after switching to 235/50R19

Your actual speed– mph

Questions about 235/50R19

What is 235/50R19 in inches?

28.25 inches tall, 9.25 inches wide, on a 19-inch wheel. Written in inches, that is roughly 28.3×9.3R19.

How much does a 235/50R19 tire weigh?

Between 24.8 lb and 32.0 lb for the 16 tires listed here. The lightest is the General AltiMAX RT45 (SL); the heaviest is the BFGoodrich Advantage Control (XL).

What wheel width do I need for 235/50R19?

Manufacturers approve 6.5–8.5″ wide wheels for this size.

How many revolutions per mile does a 235/50R19 make?

Published figures run 734–735 revolutions per mile. The calculated figure is 713.9, but manufacturers measure the tire under load, where it rolls on a smaller radius.

How much taller is 235/50R19 than 255/45R19?

0.22 inches taller on paper (28.25″ vs 28.04″), which raises the axle about 0.11″. Your speedometer will read about 0.8% slow.