T145/80R20 Tire Size in Inches

T145/80R20 is a metric tire size representation, which defines that the tires have a width of 145 mm, 80 is the aspect ratio and a rim diameter of 20 inches. In the imperial system the tire size T145/80R20 equates to a 29.1×5.7R20 that is commonly used in the automotive industry. So Converting T145/80R20 in inches the tires have a length of 29.1 inches, a width of 5.7 inches, a sidewall height of 4.6 inches and The number of complete resolutions made by the corresponding tire size is equal to 693 per mile with a circumference of 91.4 inches.

T145/80R20 tire size in inches

T145/80R20inchesmm
Tire Diameter29.1 inches740 mm
Tread Width5.7 inches145 mm
Rim Diameter20 inches508 mm
Sidewall Height4.6 inches116 mm
Circumference91.4 inches2324 mm
Revolutions693 per mile430 per km

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T145/80R20 Equivalent Tire Sizes for replacement

If you are replacing your tires, always keep in mind that they are compatible with your vehicle so that the impact on the overall performance of your vehicle can be reduced. Here we have listed some tire size that is equivalent to T145/80R20 tires.

Tire Size Overall Diameter Difference
265/35R21 28.3″ (719 mm) -2.8%
265/30R22 28.3″ (719 mm) -2.8%
265/40R20 28.3″ (720 mm) -2.7%
235/45R20 28.3″ (720 mm) -2.7%
305/35R20 28.4″ (722 mm) -2.4%
315/30R21 28.5″ (723 mm) -2.3%
275/30R22 28.5″ (725 mm) -2%
275/35R21 28.5″ (725 mm) -2%
335/25R22 28.6″ (727 mm) -1.8%
275/40R20 28.7″ (728 mm) -1.6%
315/35R20 28.7″ (728 mm) -1.6%
245/45R20 28.7″ (728 mm) -1.6%
325/30R21 28.7″ (729 mm) -1.5%
245/40R21 28.7″ (729 mm) -1.5%
285/30R22 28.8″ (731 mm) -1.2%
245/35R22 28.8″ (731 mm) -1.2%
285/35R21 28.9″ (733 mm) -0.9%
285/40R20 29″ (736 mm) -0.5%
325/35R20 29″ (736 mm) -0.5%
255/40R21 29″ (737 mm) -0.4%
255/35R22 29″ (737 mm) -0.4%
295/30R22 29″ (737 mm) -0.4%
255/45R20 29.1″ (738 mm) -0.3%
295/35R21 29.1″ (739 mm) -0.1%
305/30R22 29.3″ (743 mm) 0.4%
235/50R20 29.3″ (744 mm) 0.5%
295/40R20 29.3″ (744 mm) 0.5%
235/45R21 29.3″ (745 mm) 0.7%
265/40R21 29.3″ (745 mm) 0.7%
265/35R22 29.3″ (745 mm) 0.7%
265/45R20 29.4″ (746 mm) 0.8%
305/35R21 29.4″ (747 mm) 0.9%
315/30R22 29.5″ (749 mm) 1.2%
275/35R22 29.6″ (751 mm) 1.5%
305/40R20 29.6″ (752 mm) 1.6%
245/45R21 29.6″ (753 mm) 1.8%
315/35R21 29.6″ (753 mm) 1.8%
275/40R21 29.6″ (753 mm) 1.8%
245/50R20 29.7″ (754 mm) 1.9%
275/45R20 29.8″ (756 mm) 2.2%
285/35R22 29.9″ (759 mm) 2.6%
285/40R21 30″ (761 mm) 2.8%

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