225/80R14 tire size in inches

A 225/80R14 tire measures

28.2" tall × 8.9" wide

7.09" sidewall on a 14" wheel. 716 revolutions per mile.

225/80R14 means a tire 225 mm wide, with sidewalls 80% as tall as the tire is wide (180 mm), radial construction (R), for a 14 inch wheel.

28.2"14" rim7.1"8.9" wide
225/80R14: 28.2 inches tall, 8.9 inches wide, on a 14 inch rim, drawn to scale

225/80R14 specs

Overall diameter (height)28.17 inches (716 mm)
Section width8.86 inches (225 mm)
Sidewall height7.09 inches (180 mm)
Wheel (rim) diameter14 inches
Circumference88.5 inches (2,248 mm)
Revolutions per mile716
Revolutions per kilometer445
Approximate rim width6.0" to 7.5"
In inches (flotation style)28.2x8.9R14
Aspect ratio80%

Calculated from the size. Real tires differ by brand, model and tread depth, typically by a few tenths of an inch.

Sizes that can replace 225/80R14 on a 14" wheel

These 14" sizes are within 3% of 225/80R14's overall diameter, the range most tire shops treat as interchangeable.

SizeDiameterWidthDifferenceReal speed at 60
255/70R1428.06"10.04"−0.4%59.7 mphCompare
215/85R1428.39"8.46"+0.8%60.5 mphCompare
245/75R1428.47"9.65"+1.0%60.6 mphCompare
235/75R1427.88"9.25"−1.0%59.4 mphCompare
265/70R1428.61"10.43"+1.5%60.9 mphCompare
205/85R1427.72"8.07"−1.6%59.0 mphCompare
265/65R1427.56"10.43"−2.2%58.7 mphCompare
235/80R1428.80"9.25"+2.2%61.3 mphCompare
215/80R1427.54"8.46"−2.2%58.7 mphCompare
245/70R1427.50"9.65"−2.4%58.6 mphCompare

Same height on other wheel sizes (plus and minus sizing)

SizeWheelDiameterDifference
235/55R1818"28.18"0.0%Compare
315/45R1717"28.16"0.0%Compare
215/60R1818"28.16"−0.1%Compare
345/30R2020"28.15"−0.1%Compare
315/25R2222"28.20"+0.1%Compare
305/30R2121"28.20"+0.1%Compare
295/35R2020"28.13"−0.2%Compare
285/50R1717"28.22"+0.2%Compare
335/35R1919"28.23"+0.2%Compare
325/40R1818"28.24"+0.2%Compare
205/75R1616"28.11"−0.2%Compare
235/60R1717"28.10"−0.3%Compare

One size up or down

Compare 225/80R14 with another size

With 235/80R14 tires, when your speedometer says 60 mph you are really going

61.3 mph

235/80R14 is +0.63 inches (+2.2%) in overall diameter. That is within the 3% most shops and makers allow.

225/80R14235/80R14Difference%
Overall diameter28.17"28.80"+0.63"+2.2%
Section width8.86"9.25"+0.39"+4.4%
Sidewall height7.09"7.40"+0.31"+4.4%
Circumference88.51"90.49"+1.98"+2.2%
Revolutions per mile715.9700.2−15.7−2.2%

Questions

How tall is a 225/80R14 tire?
A 225/80R14 tire is 28.2 inches tall (716 mm), calculated from the size. It is 8.9 inches wide with 7.1 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
What does 225/80R14 mean?
225/80R14 means a tire 225 mm wide, with sidewalls 80% as tall as the tire is wide (180 mm), radial construction (R), for a 14 inch wheel.
How many revolutions per mile does a 225/80R14 tire make?
About 716 revolutions per mile, based on a circumference of 88.5 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
What rim width fits a 225/80R14 tire?
Roughly 6.0" to 7.5". Check the tire maker's approved rim range for the exact model before buying wheels.
Can I use 255/70R14 instead of 225/80R14?
255/70R14 is −0.12 inches (−0.4%) in overall diameter, so at an indicated 60 mph you would be doing 59.7 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.

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