205/65R15
A 205/65R15 tire is 25.49 inches tall and 8.1 inches wide, with a 5.25-inch sidewall, mounted on a 15-inch wheel.
Common fitments: Altima, Sonata
Overall diameter
25.49″
648 mm
Sidewall height
5.25″
133.3 mm
Tread width
205 mm
8.1″
Circumference
80.09″
6.7 ft
Revs per mile
791
492 per km
Wheel diameter
15″
aspect ratio 65%
Cross-section
- Overall diameter
- 25.49″
- Sidewall (each side)
- 5.25″
- Wheel
- 15″
205/65R15 in inches and millimeters
Every dimension of a 205/65R15, converted both ways. Calculated from the size code, accurate to about 1%.
| Measurement | Inches | Millimeters |
|---|---|---|
| Overall diameter (height) | 25.49″ | 648 mm |
| Tread width | 8.1″ | 205 mm |
| Sidewall height | 5.25″ | 133.3 mm |
| Wheel diameter | 15″ | 381 mm |
| Circumference | 80.09″ | 2034 mm |
Nominal dimensions from the size code. A real tire varies by a few millimeters between manufacturers, and a loaded tire sits slightly shorter than its free diameter.
205/65R15 compared with other sizes
All 25 practical swaps involving 205/65R15 — diameter change, speedometer impact and a fit verdict for each.
205/65R15 → 185/65R15
185/65R15
Diameter +4.2% · Borderline. Check clearance first
205/65R15 → 195/60R15
195/60R15
Diameter +5.3% · Too big a jump
205/65R15 → 195/65R15
195/65R15
Diameter +2.0% · This fits
195/65R15 → 205/65R15
195/65R15
Diameter −2.0% · This fits
185/65R15 → 205/65R15
185/65R15
Diameter −4.0% · Borderline. Check clearance first
205/60R16 → 205/65R15
205/60R16
Diameter +0.8% · This fits
195/60R15 → 205/65R15
195/60R15
Diameter −5.0% · Too big a jump
215/50R17 → 205/65R15
215/50R17
Diameter −0.1% · This fits
205/50R17 → 205/65R15
205/50R17
Diameter −1.7% · This fits
235/45R17 → 205/65R15
235/45R17
Diameter −0.6% · This fits
215/55R16 → 205/65R15
215/55R16
Diameter −0.7% · This fits
245/45R17 → 205/65R15
245/45R17
Diameter +0.7% · This fits
205/55R16 → 205/65R15
205/55R16
Diameter −2.4% · This fits
225/50R17 → 205/65R15
225/50R17
Diameter +1.4% · This fits
225/45R17 → 205/65R15
225/45R17
Diameter −2.0% · This fits
215/60R16 → 205/65R15
215/60R16
Diameter +2.6% · This fits
205/65R16 → 205/65R15
205/65R16
Diameter +3.9% · Borderline. Check clearance first
205/65R15 → 205/55R16
205/55R16
Diameter +2.5% · This fits
205/65R15 → 205/60R16
205/60R16
Diameter −0.8% · This fits
205/65R15 → 215/55R16
215/55R16
Diameter +0.7% · This fits
205/65R15 → 205/50R17
205/50R17
Diameter +1.7% · This fits
205/65R15 → 215/50R17
215/50R17
Diameter +0.1% · This fits
205/65R15 → 225/45R17
225/45R17
Diameter +2.1% · This fits
205/65R15 → 235/45R17
235/45R17
Diameter +0.7% · This fits
205/65R15 → 245/45R17
245/45R17
Diameter −0.7% · This fits
Common questions
- What is 205/65R15 in inches?
- A 205/65R15 tire is 25.49 inches tall and 8.1 inches wide, with a 5.25-inch sidewall, mounted on a 15-inch wheel. In metric that is 648 mm tall and 205 mm wide. The circumference is 80.09 inches.
- How tall is a 205/65R15 tire?
- 25.49 inches, or 648 mm. That is the overall diameter, wheel included. It turns about 791 times per mile, which is what your speedometer counts.
- What do the numbers in 205/65R15 mean?
- 205 is the tread width in millimeters, 65 is the aspect ratio — the sidewall height as a percentage of the tread width — and 15 is the wheel diameter in inches. So the sidewall is 205 × 65% = 133.3 mm tall.