245/50R19 tire size
245/50R19 is a metric size: 28.6" tall, 9.6" wide, on a 19" rim — about a 28.5x9.50R19. The sidewall is 4.8" and the tire turns 704 times per mile.
245/50R19 specs
| Overall diameter (height) | 28.65" · 728 mm |
|---|---|
| Section width | 9.65" · 245 mm |
| Sidewall height | 4.82" · 123 mm (50% of width) |
| Rim diameter | 19" |
| Circumference | 89.99" · 2.286 m |
| Revolutions per mile | 704 (437 per km) |
| Inch (flotation) equivalent | 28.5x9.50R19 |
Equivalent sizes on a 19" rim
Sizes within ±5% of the overall diameter. Green rows are inside the usual ±3% limit for keeping the speedometer, ABS and gearing right; red rows are bigger changes that need clearance checks.
| Size | Diameter | Difference | Width | Speedo at 60 | |
|---|---|---|---|---|---|
| 235/55R19 common | 29.18" | +1.86% | -10 mm | 61.1 mph | compare → |
| 245/45R19 common | 27.68" | -3.37% | 0 mm | 58.0 mph | compare → |
| 255/50R19 common | 29.04" | +1.37% | +10 mm | 60.8 mph | compare → |
| 255/45R19 common | 28.04" | -2.13% | +10 mm | 58.7 mph | compare → |
| 225/55R19 common | 28.74" | +0.34% | -20 mm | 60.2 mph | compare → |
| 275/40R19 common | 27.66" | -3.44% | +30 mm | 57.9 mph | compare → |
| 235/50R19 common | 28.25" | -1.37% | -10 mm | 59.2 mph | compare → |
| 245/55R19 common | 29.61" | +3.37% | 0 mm | 62.0 mph | compare → |
| 255/55R19 common | 30.04" | +4.88% | +10 mm | 62.9 mph | compare → |
| 235/45R19 common | 27.33" | -4.60% | -10 mm | 57.2 mph | compare → |
| 265/50R19 common | 29.43" | +2.75% | +20 mm | 61.6 mph | compare → |
| 285/40R19 | 27.98" | -2.34% | +40 mm | 58.6 mph | compare → |
| 265/40R19 | 27.35" | -4.54% | +20 mm | 57.3 mph | compare → |
| 275/45R19 | 28.74" | +0.34% | +30 mm | 60.2 mph | compare → |
| 285/45R19 | 29.10" | +1.58% | +40 mm | 60.9 mph | compare → |
| 275/50R19 | 29.83" | +4.12% | +30 mm | 62.5 mph | compare → |
| 295/40R19 | 28.29" | -1.24% | +50 mm | 59.3 mph | compare → |
| 265/45R19 | 28.39" | -0.89% | +20 mm | 59.5 mph | calculate → |
| 305/35R19 | 27.41" | -4.33% | +60 mm | 57.4 mph | calculate → |
| 155/70R19 | 27.54" | -3.85% | -90 mm | 57.7 mph | calculate → |
| 295/45R19 | 29.45" | +2.82% | +50 mm | 61.7 mph | calculate → |
| 355/30R19 | 27.39" | -4.40% | +110 mm | 57.4 mph | calculate → |
| 345/35R19 | 28.51" | -0.48% | +100 mm | 59.7 mph | calculate → |
| 215/50R19 | 27.46" | -4.12% | -30 mm | 57.5 mph | calculate → |
| 175/60R19 | 27.27" | -4.81% | -70 mm | 57.1 mph | calculate → |
| 155/80R19 | 28.76" | +0.41% | -90 mm | 60.2 mph | calculate → |
| 315/40R19 | 28.92" | +0.96% | +70 mm | 60.6 mph | calculate → |
| 315/35R19 | 27.68" | -3.37% | +70 mm | 58.0 mph | calculate → |
| 175/80R19 | 30.02" | +4.81% | -70 mm | 62.9 mph | calculate → |
| 145/80R19 | 28.13" | -1.79% | -100 mm | 58.9 mph | calculate → |
| 225/50R19 | 27.86" | -2.75% | -20 mm | 58.4 mph | calculate → |
Plus / minus sizing: 18" and 20" rims
Same overall height on a different rim. Check wheel width and clearance before switching.
| Size | Diameter | Difference | Width | Speedo at 60 | |
|---|---|---|---|---|---|
| 225/60R18 common | 28.63" | -0.05% | -20 mm | 60.0 mph | compare → |
| 245/45R20 common | 28.68" | +0.12% | 0 mm | 60.1 mph | compare → |
| 275/40R20 common | 28.66" | +0.05% | +30 mm | 60.0 mph | compare → |
| 315/35R20 common | 28.68" | +0.12% | +70 mm | 60.1 mph | compare → |
| 245/55R18 | 28.61" | -0.12% | 0 mm | 59.9 mph | compare → |
| 305/35R20 | 28.41" | -0.84% | +60 mm | 59.5 mph | compare → |
| 295/45R18 | 28.45" | -0.67% | +50 mm | 59.6 mph | calculate → |
| 305/45R18 | 28.81" | +0.56% | +60 mm | 60.3 mph | calculate → |
| 155/85R18 | 28.37" | -0.95% | -90 mm | 59.4 mph | calculate → |
| 195/55R20 | 28.44" | -0.70% | -50 mm | 59.6 mph | calculate → |
| 265/50R18 | 28.43" | -0.74% | +20 mm | 59.6 mph | calculate → |
Try another size against 245/50R19
Questions
What size is 245/50R19 in inches?
245/50R19 is about 28.6" tall and 9.6" wide on a 19-inch rim — roughly a 28.5x9.50R19 in inch sizing.
What does 245/50R19 mean?
245 mm section width, sidewall 50% of the width (4.82"), radial construction, 19-inch rim.
What tire sizes are equivalent to 245/50R19?
On the same 19" rim, within 3% of the diameter: 225/55R19 (+0.34%), 275/45R19 (+0.34%), 155/80R19 (+0.41%), 345/35R19 (-0.48%), 265/45R19 (-0.89%), 315/40R19 (+0.96%).
How many revolutions per mile does a 245/50R19 tire make?
About 704 revolutions per mile (circumference 90.0").
How these numbers are computed
Diameter = rim + 2 × sidewall, sidewall = width × aspect ÷ 100, circumference = π × diameter, revolutions per mile = 63,360 ÷ circumference. Real tires differ by brand by a few tenths of an inch. Last reviewed October 14, 2026.