185/65R14 tire size
A 185/65R14 tire is 185 mm wide with a 120.3 mm sidewall, 65% of the width, on a 14-inch rim, which puts the whole tire at 596.1 mm, or about 23.5 inches, tall. No model in our data leaves the factory on it, but it can replace the original size on 4 models within 3% of the height.
Overall height
596.1 mm
23.5 in
Sidewall
120.3 mm
65%
Circumference
1,873 mm
Revs per km
534
Actual dimensions of 185/65R14
| Section width | 185 mm (7.3 in) |
| Sidewall height | 120.3 mm (4.73 in) |
| Rim diameter | 14 in (355.6 mm) |
| Overall diameter | 596.1 mm (23.5 in) |
| Circumference | 1,873 mm |
| Revolutions per km | 534 |
| Inch notation (height x width) | 23.5x7.3R14 |
Worked out: sidewall 185 x 0.65 = 120.25 mm, rim 14 x 25.4 = 355.6 mm, overall 355.6 + (120.25 x 2) = 596.1 mm, circumference 3.1416 x 596.1 = 1,873 mm. One turn of the tire moves the car about 1.87 m, which is 534 turns per kilometer. New to sidewall codes? See how to read a tire size.
These are nominal figures from the standard formula. Real tires vary slightly by brand and squat a little under the weight of the car.
Cars fitted with 185/65R14 from the factory
No model sold in Thailand in our data leaves the factory on 185/65R14.
Cars that can switch to 185/65R14
These cars leave the factory on another size within 3% of the height of 185/65R14. Whether it fits still depends on rim width and wheel-well clearance.
Sizes that can replace 185/65R14
Sizes within ±3% of the overall height of 185/65R14. “At 100 km/h” is the real speed when the speedometer reads 100.
| Size | Height | Difference | At 100 km/h | Sidewall | Match | Compare |
|---|---|---|---|---|---|---|
| 195/55R15 | 595.5 mm | −0.6 mm (−0.10%) | 99.9 km/h | 107.3 mm | Very close | Compare |
| 175/70R14 | 600.6 mm | +4.5 mm (+0.75%) | 100.8 km/h | 122.5 mm | Close | Compare |
| 185/50R16 | 591.4 mm | −4.7 mm (−0.79%) | 99.2 km/h | 92.5 mm | Close | Compare |
| 175/60R15 | 591.0 mm | −5.1 mm (−0.86%) | 99.1 km/h | 105.0 mm | Close | Compare |
| 205/45R16 | 590.9 mm | −5.2 mm (−0.87%) | 99.1 km/h | 92.3 mm | Close | Compare |
| 195/50R16 | 601.4 mm | +5.3 mm (+0.89%) | 100.9 km/h | 97.5 mm | Close | Compare |
| 185/60R15 | 603.0 mm | +6.9 mm (+1.16%) | 101.2 km/h | 111.0 mm | Close | Compare |
| 165/70R14 | 586.6 mm | −9.5 mm (−1.59%) | 98.4 km/h | 115.5 mm | Close | Compare |
- Keeping your wheels, the closest is 175/70R14 at 600.6 mm, +4.5 mm (+0.75%) from the original. With the speedometer on 100 km/h, the car would actually be doing about 100.8 km/h. Ground clearance rises by about 2.3 mm.
- Moving up to 15-inch wheels, the closest height match is 195/55R15 (−0.10%), with the sidewall dropping from 120.3 mm to 107.3 mm.
- A larger or wider tire also changes acceleration, fuel use and steering weight, so look beyond the percentage.
Buying 185/65R14 tires
Passenger tires in this size come in eco, comfort and sport lines. Japanese and European brands usually cost more than Asian ones, and the difference shows in noise, wet braking and tread life.
Check the production date in the DOT code before paying.
Check current prices
Search by brand
Links open marketplace search results; prices change constantly and not every brand makes this size.
Load index and speed rating for 185/65R14
The code after the size on the sidewall, as in 185/65R14 86T, is the load index and speed symbol. The common ratings for this size:
| Version | Index | Per tire | Four tires |
|---|---|---|---|
| Standard load (SL) | 86 | 530 kg | 2,120 kg |
The new tire's load index and speed symbol must be no lower than the door placard, and it only carries its rated load at the correct pressure.
Common speed symbols in this size
T
190 km/h
H
210 km/h
185/65R14 questions
How tall is a 185/65R14 tire?
About 23.5 inches, or 596.1 mm, from top to bottom before it carries weight. Each sidewall is 120.3 mm tall and the tire is 185 mm (7.3 in) wide.
Which cars use 185/65R14 tires?
No car in our data is fitted with 185/65R14 from the factory, but its height is close to the original size on Nissan March, Toyota Yaris (Hatchback), Honda Brio / Brio Amaze and Mitsubishi Attrage, so it works as a replacement size.
Can I fit 175/70R14 instead of 185/65R14?
Size-wise, yes: the height differs by +0.75% (+4.5 mm), so an indicated 100 km/h is really about 100.8 km/h. The tread is 10 mm narrower. Check rim width and load index first.
How much weight can a 185/65R14 tire carry?
Most standard-load versions carry load index 86: 530 kg per tire, 2,120 kg across four. Look for the number after the size on the sidewall, as in 185/65R14 86T.
Other 14-inch sizes
See the full tire size chart →To compare other sizes yourself, use the tire size calculator; changing rim size, try plus/minus sizing; and see speedometer error by speed.