# 205/55R16 tire size in inches

- **Diameter:** 24.9 in
- **Width:** 8.1 in
- **Sidewall:** 4.44 in
- **Revs per mile:** 811

## Quick answer

A 205/55R16 tire is **24.9 inches** (632 mm) tall and **8.1 inches** (205 mm) wide, with a 4.44-inch sidewall, and fits a 16-inch wheel. In inch sizing that is roughly 24.9x8.1R16.

## 205/55R16 dimensions

| Measurement | Inches | Millimeters |
| --- | --- | --- |
| Overall diameter | 24.9 in | 632 mm |
| Section width | 8.1 in | 205 mm |
| Sidewall height | 4.44 in | 112.8 mm |
| Rim diameter | 16 in | 406 mm |
| Circumference | 78.2 in | 1985 mm |
| Revolutions per mile | 811 | -- |

## What does 205/55R16 mean?

| Part | Value | Meaning |
| --- | --- | --- |
| Width | 205 | The tire is 205 mm wide from sidewall to sidewall. |
| Aspect ratio | 55 | The sidewall is 55% as tall as the tire is wide (112.8 mm). |
| R | R | Radial construction (nearly every modern tire). |
| Rim | 16 | Fits a 16-inch wheel. |

The load index and speed rating that follow the size (for example "98H") are on the sidewall and in your door-jamb sticker. See the [load index chart](/tools/tire-load-index-chart) and [speed rating chart](/tools/tire-speed-rating-chart).

## What sizes can replace 205/55R16?

Sizes within 3% of the overall diameter, the usual limit for keeping the speedometer, ABS and stability control accurate. Check the width fits your wheel and fender, and match the load index.

| Size | Diameter | Difference | Speedometer at 60 mph |
| --- | --- | --- | --- |
| [225/45R17](/tools/tire-size/225-45r17) | 25.0 in | +0.4% | 60.2 mph actual |
| [195/65R15](/tools/tire-size/195-65r15) | 25.0 in | +0.4% | 60.2 mph actual |
| [225/40R18](/tools/tire-size/225-40r18) | 25.1 in | +0.8% | 60.5 mph actual |
| [215/45R17](/tools/tire-size/215-45r17) | 24.6 in | -1.0% | 59.4 mph actual |
| [185/65R15](/tools/tire-size/185-65r15) | 24.5 in | -1.6% | 59.0 mph actual |
| [215/55R16](/tools/tire-size/215-55r16) | 25.3 in | +1.7% | 61.0 mph actual |
| [195/60R15](/tools/tire-size/195-60r15) | 24.2 in | -2.7% | 58.4 mph actual |

## Frequently asked questions

### How tall is a 205/55R16 tire?

A 205/55R16 tire is 24.9 inches (632 mm) tall when new and correctly inflated. Real tires vary by a few tenths of an inch between brands and tread patterns.

### Can I put 205/55R16 tires on my car?

Only if your door-jamb placard or owner's manual lists 205/55R16, or a plus-size alternative within about 3% of the original diameter that clears the suspension. The wheel must be 16 inches in diameter and the right width for a 205 mm tire.

### How many revolutions per mile does a 205/55R16 tire make?

About 811 revolutions per mile, calculated from its 78.2-inch circumference. Manufacturers' published figures are usually slightly higher because a loaded tire squats a little.

## Other 16-inch sizes

- [205/60R16](https://diagxcar.com/tools/tire-size/205-60r16)
- [205/65R16](https://diagxcar.com/tools/tire-size/205-65r16)
- [215/55R16](https://diagxcar.com/tools/tire-size/215-55r16)
- [215/60R16](https://diagxcar.com/tools/tire-size/215-60r16)
- [215/65R16](https://diagxcar.com/tools/tire-size/215-65r16)
- [245/75R16](https://diagxcar.com/tools/tire-size/245-75r16)
- [265/75R16](https://diagxcar.com/tools/tire-size/265-75r16)
- [285/75R16](https://diagxcar.com/tools/tire-size/285-75r16)

## Tire tools

- [Tire size calculator](https://diagxcar.com/tools/tire-size-calculator)
- [Tire size decoder](https://diagxcar.com/tools/tire-size-decoder)
- [Load index chart](https://diagxcar.com/tools/tire-load-index-chart)
- [Speed rating chart](https://diagxcar.com/tools/tire-speed-rating-chart)

## Tire care

- [How long do tires last?](https://diagxcar.com/how-long/tires)
- [How often to rotate tires](https://diagxcar.com/how-often/rotate-tires)
- [Uneven tire wear](https://diagxcar.com/symptoms/uneven-tire-wear)

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Source page: https://diagxcar.com/tools/tire-size/205-55r16
General information, not a substitute for a qualified mechanic.