185/50R16
Standard MetricFactory Specs, Physical Dimensions & Compatible Vehicle Applications
Factory Spec Overview
The 185/50R16 tire size features an overall diameter of 23.28 inches, a section width of 7.3 inches (185mm), and rotates 866 times per mile. It is a standard factory tire fitment on 22+ vehicle models including Smart Fortwo.
Physical Dimensions & Specs
Overall Diameter
23.28"
591.3 mmSection Width
185 mm
7.28" wideSidewall Height
3.64"
92.5 mm (50% aspect)Revolutions / Mile
866
Circumference: 73.15"Rim Diameter
16"
Wheel sizeRecommended Rim Width
4.6" - 6.5"
Optimal rim width rangeSpeedometer & Alternate Size Calculator
Testing an alternate size for your vehicle? Compare 185/50R16 against any proposed tire size below:
Popular Comparisons:
Tire 1 (Stock / Base)185/50R16
Overall Height:23.3"
Sidewall:3.6"
Revs/Mile:866
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682
Visual Tire & Wheel Comparison
Speedometer Variance
+27.0%At 60 mph reading, actual speed is 76.2 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 | 76.2 mph | +16.2 mph |
| 75 mph | 95.3 mph | +20.3 mph |
| 90 mph | 114.3 mph | +24.3 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:+3.15" ground clearance
Vehicles That Fit 185/50R16 (22+ Models)
Factory standard and optional vehicle fitments utilizing 185/50R16 tires: