205/45R16
Standard MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
Factory Spec Overview
The 205/45R16 tire size features an overall diameter of 23.26 inches, a section width of 8.1 inches (205mm), and rotates 867 times per mile. It is a standard factory tire fitment on 49+ vehicle models including Mazda MX-5 Miata.
Physical Dimensions & Specs
Overall Diameter
23.26"
590.8 mmSection Width
205 mm
8.07" wideSidewall Height
3.63"
92.2 mm (45% aspect)Revolutions / Mile
867
Circumference: 73.09"Rim Diameter
16"
Wheel sizeRecommended Rim Width
5.1" - 7.2"
Optimal rim width rangeSpeedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare 205/45R16 against any proposed tire size below:
Popular Comparisons:
Tire 1 (Stock / Base)205/45R16
Overall Height:23.3"
Sidewall:3.6"
Revs/Mile:867
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682
Visual Tire & Wheel Comparison
Speedometer Variance
+27.1%At 60 mph reading, actual speed is 76.3 mph
| Indicated | Actual Speed | Diff |
|---|---|---|
| 20 mph | 25.4 mph | +5.4 mph |
| 30 mph | 38.1 mph | +8.1 mph |
| 45 mph | 57.2 mph | +12.2 mph |
| 60 mph | 76.3 mph | +16.3 mph |
| 75 mph | 95.3 mph | +20.3 mph |
| 90 mph | 114.4 mph | +24.4 mph |
Fender & Suspension Clearance
Fitment Status: MODERATE RISK
Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.
Inner Strut Space:7.7mm LESS clearance
Outer Fender Push:Extends 17.7mm further out
Ride Height Delta:+3.16" ground clearance
Vehicles That Fit 205/45R16 (49+ Models)
Factory standard and optional vehicle fitments utilizing 205/45R16 tires: