175/70R13 tire size

A 175/70R13 tire is 22.6 inches (575 mm) tall and 6.9 inches (175 mm) wide, and fits a 13-inch wheel. In inch sizing it is about a 22.6x6.9R13.

Overall diameter22.65in575 mm

Drawn to scale from the nominal size.

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Size	Diameter	Difference	Width	Sidewall	Wheel
195/50R15	22.7″	+0.1%	7.7″	3.8″	15″
185/60R14	22.7″	+0.4%	7.3″	4.4″	14″
155/80R13	22.8″	+0.5%	6.1″	4.9″	13″
165/65R14	22.4″	−0.9%	6.5″	4.2″	14″
175/65R14	23.0″	+1.4%	6.9″	4.5″	14″
185/55R15	23.0″	+1.6%	7.3″	4.0″	15″
165/70R14	23.1″	+2.0%	6.5″	4.5″	14″
165/70R13	22.1″	−2.4%	6.5″	4.5″	13″
185/70R13	23.2″	+2.4%	7.3″	5.1″	13″
195/60R14	23.2″	+2.5%	7.7″	4.6″	14″

Within 3% of the original diameter is the range most tire shops treat as a direct swap. Check load index and clearance too.

175: Section width: 175 mm (6.9 in) from sidewall to sidewall.
70: Aspect ratio: the sidewall is 70% as tall as the tire is wide, 123 mm (4.8 in).
R: Radial construction, used by almost every modern tire.
13: Fits a 13-inch wheel.

175/70R13 is about 22.6 inches tall and 6.9 inches wide, on a 13-inch wheel, roughly a 22.6x6.9R13 in inch sizing.

Nearly. It measures 22.6 inches, so it falls between 22 and 23 inches.

195/50R15, 185/60R14, 155/80R13 are the closest common sizes, all within 0.5% of its diameter, so the speedometer stays close to accurate.

165/80R13 is 3.3% taller, so at an indicated 60 mph you would really be doing 62.0 mph. Compare 175/70R13 and 165/80R13.

About 891 per mile (553 per km), from a 71.1-inch circumference.