225/70R15 tire size

A 225/70R15 tire is 27.40 in (696.0 mm) tall and 8.86 in (225.0 mm) wide, and turns 736 revolutions per mile.

• 27.40 inOverall diameter
• 6.20 inSidewall height
• 736Revolutions per mile
• 27.4x8.9R15Flotation equivalent

225/70R15 is a 15-inch tire with a 225 mm (8.86 in) section width and a 70% aspect ratio, giving a 6.20-inch sidewall and a flotation-style size of about 27.4x8.9R15.

Its overall diameter is 27.40 inches, so it rolls 86.1 inches per revolution and turns about 736 times per mile.

71 other sizes in this list are within 3% of that diameter.

Compare 225/70R15 with plausible swaps

• 27x8.50R14 vs 225/70R15 (−1.47%)
• 225/75R14 vs 225/70R15 (−0.42%)
• 205/70R15 vs 225/70R15 (−4.02%)
• 225/65R15 vs 225/70R15 (−3.23%)
• 215/70R15 vs 225/70R15 (−2.01%)
• 205/75R15 vs 225/70R15 (−1.08%)
• 225/70R15 vs 215/75R15 (+1.08%)
• 225/70R15 vs 235/70R15 (+2.01%)
• 225/70R15 vs 225/75R15 (+3.23%)
• 225/70R15 vs 215/65R16 (−1.45%)
• 225/70R15 vs 235/60R16 (−1.09%)
• 225/70R15 vs 225/65R16 (+0.42%)
• 225/70R15 vs 245/60R16 (+0.63%)
• 225/70R15 vs 215/70R16 (+1.64%)
• 225/70R15 vs 255/50R17 (−1.32%)
• 225/70R15 vs 215/60R17 (−0.89%)
• 225/70R15 vs 235/55R17 (−0.82%)
• 225/70R15 vs 245/55R17 (+0.76%)
• 225/70R15 vs 225/60R17 (+0.83%)

Sizes within 3% of 27.40 in diameter

• 305/35R19 27.41 in (+0.01%)
• 265/45R18 27.39 in (−0.04%)
• 265/40R19 27.35 in (−0.20%)
• 235/45R19 27.33 in (−0.27%)
• 215/55R18 27.31 in (−0.33%)
• 275/30R21 27.50 in (+0.34%)
• 265/35R20 27.30 in (−0.36%)
• 295/40R18 27.29 in (−0.40%)
• 225/65R16 27.52 in (+0.42%)
• 225/75R14 27.29 in (−0.42%)
• 235/50R18 27.25 in (−0.55%)
• 245/60R16 27.57 in (+0.63%)
• 275/35R20 27.58 in (+0.65%)
• 245/55R17 27.61 in (+0.76%)
• 235/55R17 27.18 in (−0.82%)
• 225/60R17 27.63 in (+0.83%)
• 215/60R17 27.16 in (−0.89%)
• 245/50R18 27.65 in (+0.89%)
• 275/40R19 27.66 in (+0.95%)
• 295/35R19 27.13 in (−0.99%)
• 245/45R19 27.68 in (+1.02%)
• 205/75R15 27.11 in (−1.08%)
• 215/75R15 27.70 in (+1.08%)
• 235/60R16 27.10 in (−1.09%)
• 225/40R20 27.09 in (−1.15%)
• 245/40R20 27.72 in (+1.15%)
• 225/55R18 27.74 in (+1.25%)
• 275/45R18 27.74 in (+1.25%)
• 245/35R21 27.75 in (+1.28%)
• 255/50R17 27.04 in (−1.32%)
• 255/45R18 27.04 in (−1.34%)
• 255/40R19 27.03 in (−1.35%)
• 255/35R20 27.03 in (−1.36%)
• 245/30R22 27.79 in (+1.41%)
• 215/65R16 27.00 in (−1.45%)
• 27x8.50R14 27.00 in (−1.47%)
• 295/25R22 27.81 in (+1.48%)
• 285/40R18 26.98 in (−1.55%)
• 225/45R19 26.97 in (−1.57%)
• 295/30R20 26.97 in (−1.58%)
• 215/70R16 27.85 in (+1.64%)
• 285/35R20 27.85 in (+1.65%)
• 225/50R19 27.86 in (+1.67%)
• 225/50R18 26.86 in (−1.98%)
• 285/35R19 26.85 in (−2.00%)
• 215/70R15 26.85 in (−2.01%)
• 235/70R15 27.95 in (+2.01%)
• 295/30R21 27.97 in (+2.07%)
• 285/40R19 27.98 in (+2.10%)
• 215/65R17 28.00 in (+2.20%)
• 255/30R22 28.02 in (+2.27%)
• 235/65R16 28.03 in (+2.28%)
• 255/35R21 28.03 in (+2.28%)
• 255/40R20 28.03 in (+2.30%)
• 255/45R19 28.04 in (+2.31%)
• 255/50R18 28.04 in (+2.33%)
• 245/35R20 26.75 in (−2.37%)
• 225/55R17 26.74 in (−2.40%)
• 285/30R20 26.73 in (−2.44%)
• 245/40R19 26.72 in (−2.50%)
• 285/45R18 28.10 in (+2.54%)
• 235/60R17 28.10 in (+2.56%)
• 205/75R16 28.11 in (+2.57%)
• 215/75R14 26.70 in (−2.57%)
• 245/45R18 26.68 in (−2.63%)
• 295/35R20 28.13 in (+2.66%)
• 275/40R18 26.66 in (−2.70%)
• 245/50R17 26.65 in (−2.76%)
• 225/60R16 26.63 in (−2.82%)
• 235/55R18 28.18 in (+2.83%)
• 305/30R21 28.20 in (+2.93%)

Open 225/70R15 in the tire size calculator

Source: Calculated from standard tire geometry formulas. Verified 2026-09-27. How these numbers are calculated.