205/55R16
205/55R16 ships as an OEM size on the Hyundai Elantra, Kia Forte. At 24.88″ diameter with a 4.44″ sidewall (55% of section width), this size turns 811 revolutions per mile.
About 205/55R16
Factory fitments for 205/55R16 include the Hyundai Elantra, Kia Forte — meaning replacement tires in this size see steady demand and broad brand availability. At 24.88″ overall diameter, 205/55R16 turns 811 revolutions per mile, which is the reference point the factory speedometer and odometer were calibrated against. The 55% aspect ratio gives it a moderate sidewall suited to sporty street driving and responsive turn-in. The 16″ rim pairing is typical for light-truck, crossover, and mid-size SUV applications, so compatible wheels are easy to source new or used. Going one step shorter to 225/50R16 drops diameter by 0.08%, which stays within the ±3% fitment safe zone for most vehicles. Stepping up to 215/55R16 adds 1.74% diameter — also inside the safe window, with marginally taller ride height. If you are shopping for a direct replacement, any tire within roughly ±0.7″ of the 24.88″ stock diameter (about ±2% in percentage terms) will keep ABS, TPMS, and odometer readings inside the vehicle's designed tolerance.
Compare with another size
275/65R18 or "33" for inch aliases205/55R16
- Diameter
- 24.88″ / 631.9mm
- Section Width
- 8.07″
- Sidewall
- 4.44″ / 112.75mm
- Circumference
- 78.16″
- Revs/Mile
- 811
195/50R16
- Diameter
- 23.68″ / 601.4mm
- Section Width
- 7.68″
- Sidewall
- 3.84″ / 97.5mm
- Circumference
- 74.38″
- Revs/Mile
- 852
Speedometer & Diameter Impact
At an indicated 60 mph, your actual speed is 57.1 mph (91.9 km/h). Your speedometer reads 4.83% high versus actual speed.