tireheight.com

205/55R16 in inches

A 205/55R16 tire is 24.9″ tall and 8.1″ wide, and fits a 16″ wheel. In inches it is written 24.9×8.1R16.

Diameter24.88″
Width8.07″
Sidewall4.44″
205/55R16 drawn to scale: 24.88 inch diameter, 4.44 inch sidewall, 16 inch wheel, 8.07 inch tread width16″ wheel4.44″24.88″ overall8.07″ wideSide view
Drawn to scale. Nominal dimensions calculated from the size code.
Manufacturer data

How tall 205/55R16 tires really are

Heights published by BFGoodrich, General, Michelin and Toyo for all 24 tires in this size. Their published revolutions per mile work out to 24.1–24.3″ under load (below).

Real 205/55R16 tires measure 24.78–25.10″, against 24.88″ from the size code. They run both taller and shorter than the size code.

  1. Michelin Pilot Sport All-Season 425.10″ +0.22″
  2. General AltiMAX Arctic X24.90″ +0.02″
  3. General AltiMAX RT45 · 324.90″ +0.02″
  4. General AltiMAX365 AW24.90″ +0.02″
  5. General G-MAX AS0724.90″ +0.02″
  6. General G-MAX RS24.90″ +0.02″
  7. General ReliaTrek24.90″ +0.02″
  8. Michelin CrossClimate224.90″ +0.02″
  9. Toyo Proxes G-Tour24.90″ +0.02″
  10. Toyo Observe G3-Ice24.88″ +0.00″
  11. Toyo Proxes Sport A/S24.88″ +0.00″
  12. Toyo Extensa A/S II24.88″ +0.00″
  13. Toyo Extensa HP II24.88″ +0.00″
  14. Toyo Proxes R888R24.88″ +0.00″
  15. BFGoodrich Advantage Control24.88″ +0.00″
  16. BFGoodrich g-Force COMP-2 A/S PLUS24.88″ +0.00″
  17. BFGoodrich g-Force Phenom T/A24.88″ +0.00″
  18. Michelin X-Ice Snow24.88″ +0.00″
  19. Michelin X-Ice Snow+24.88″ +0.00″
  20. Toyo Celsius II24.88″ +0.00″
  21. Michelin Defender224.80″ −0.08″
  22. Toyo Proxes R1R24.78″ −0.09″
Each bar runs from the size code's 24.88″ (the orange line) to the model's published height. The track spans 1.0″. Where a model comes in several load ranges, the darker part shows its range of heights; the number after the name is how many versions it comes in.
Height under load24.1–24.3″

Published revs per mile (830–838) mean the tire rolls like a 24.1–24.3″ tire on the vehicle. Use this for speedometer calibration.

Weight spread19.5–24.1 lb

The lightest (General ReliaTrek, SL) is 4.6 lb lighter per corner than the heaviest (BFGoodrich g-Force COMP-2 A/S PLUS, SL).

24 tires in 205/55R16

Sort by the spec you care about.

LoadRevs/miSource
General ReliaTrekTouringSL · 91H24.9019.511.01,356835Spec page
General AltiMAX RT45TouringSL · 91V24.9019.911.01,356835Spec page
General G-MAX RSPerformanceSL · 91W24.9020.410.01,356835Spec page
General G-MAX AS07PerformanceSL · 91W24.9020.610.01,356835Spec page
Toyo Proxes G-TourSL · 91V24.9020.711.51,356835Spec page
Toyo Extensa A/S IIAll-seasonSL · 91H24.8820.711.21,356835Spec page
General AltiMAX Arctic XWinterXL · 94T24.9020.812.01,477835Spec page
General AltiMAX365 AWTouringSL · 91H24.9020.911.01,356835Spec page
Michelin X-Ice Snow+WinterXL · 94H24.8821.110.51,477836Spec page
General AltiMAX RT45TouringSL · 91T24.9021.211.01,356835Spec page
General AltiMAX RT45TouringSL · 91H24.9021.211.01,356835Spec page
Michelin Pilot Sport All-Season 4PerformanceXL · 94Y25.1021.310.01,477830Spec page
Toyo Proxes Sport A/SPerformanceXL · 94V24.8821.410.11,477835Spec page
Michelin X-Ice SnowWinterXL · 94H24.8821.510.51,477836Spec page
Toyo Celsius IITouringSL · 91H24.8821.911.21,356835Spec page
Toyo Proxes R1RPerformanceSL · 91V24.7821.98.61,356838Spec page
Toyo Extensa HP IIPerformanceXL · 94V24.8822.09.11,477835Spec page
Toyo Observe G3-IceWinterSL · 91T24.8822.511.31,356835Spec page
Michelin CrossClimate2All-seasonSL · 91H24.9022.610.01,356836Spec page
BFGoodrich Advantage ControlAll-seasonSL · 91H24.8822.811.51,356836Spec page
BFGoodrich g-Force Phenom T/APerformanceXL · 94W24.8822.88.01,477836Spec page
Michelin Defender2All-seasonSL · 91H24.8023.110.51,356836Spec page
Toyo Proxes R888RPerformanceXL · 94W24.8823.46.31,477835Spec page
BFGoodrich g-Force COMP-2 A/S PLUSPerformanceSL · 91W24.8824.19.01,356836Spec page

Is 205/55R16 a 25-inch tire?

≈25″

Yes. The size code works out to 24.88″, and the 24 tires here publish 24.78–25.10″, so people call it a 25.

Compare with nearby sizes

Differences in overall diameter, calculated from each size code.

SizeDiameter ″vs 205/55R16Difference
205/50R1624.07-0.81″-3.2%
195/55R1624.44-0.43″-1.7%
245/45R1624.68-0.20″-0.8%
185/60R1624.74-0.14″-0.6%
225/50R1624.86-0.02″-0.1%
225/45R1724.97+0.09″+0.4%
195/60R1625.21+0.33″+1.3%
215/55R1625.31+0.43″+1.7%
245/50R1625.65+0.77″+3.1%
205/60R1625.69+0.81″+3.2%

How to read 205/55R16

How to read any tire size

205/55R16 91H as printed on the tire sidewall, with each part numbered205/55R16 91H123456
How 205/55R16 91H is printed on the sidewall. It's the most common code among the 24 tires here (8 of them); tires in this size come in other load and speed ratings too.
1205Section width

205 mm across the widest point, or 8.07 inches. Every 205 size

255Aspect ratio

A percentage, not a measurement: the sidewall is 55% as tall as the tire is wide, which is 112.8 mm or 4.44 inches.

3RConstruction

Radial construction.

416Wheel diameter

Mounts on a 16-inch wheel. Approved wheel widths run 5.5″ to 7.5″.

591Load index

Each tire carries up to 1,356 lb (615 kg) at its maximum pressure.

6HSpeed rating

Rated for up to 130 mph sustained.

SpecificationInchesMetric
Overall diameter24.88632 mm
Section width8.07205 mm
Sidewall height4.44112.8 mm
Circumference78.21,985 mm
Revolutions per mile (calculated, unloaded)810.7504 per km
Revolutions per mile (published by manufacturers)830–838516–521 per km
Approved wheel width5.5–7.5140–191 mm

Speedometer error after switching to 205/55R16

Your actual speed– mph

Questions about 205/55R16

What is 205/55R16 in inches?

24.88 inches tall, 8.07 inches wide, on a 16-inch wheel. Written in inches, that is roughly 24.9×8.1R16.

How much does a 205/55R16 tire weigh?

Between 19.5 lb and 24.1 lb for the 24 tires listed here. The lightest is the General ReliaTrek (SL); the heaviest is the BFGoodrich g-Force COMP-2 A/S PLUS (SL).

What wheel width do I need for 205/55R16?

Manufacturers approve 5.5–7.5″ wide wheels for this size.

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

Published figures run 830–838 revolutions per mile. The calculated figure is 810.7, but manufacturers measure the tire under load, where it rolls on a smaller radius.

How much taller is 205/55R16 than 225/50R16?

0.02 inches taller on paper (24.88″ vs 24.86″), which raises the axle about 0.01″. Your speedometer will read about 0.1% slow.