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## What is the diameter of a golf ball?

In the past, there was great variation among golf balls. But now balls are required to have a consistent size. According to the rules, the diameter of a golf ball must not be less than 1.680 inches, or 42.67 mm.

## Are all golf balls the same diameter?

The vast majority of golf balls are made to be 1.68″ in diameter, and most players would not choose a larger ball if they had the choice. In fact, before the worldwide minimum of 1.68″ was agreed upon, many golfers chose to use a smaller ball when permitted.

## What is the diameter of a golf ball in MM?

According to the USGA Rules of Golf, the diameter of the ball shall not be less than 1.680 inches (42.67 mm).

## How do I measure my ball size?

Measure the circumference of the fitness ball.

Fitness ball sizes are listed in diameter (the distance straight from one side of the sphere to the opposite side, passing through the center), not circumference. Divide the circumference by pi, or 3.14, to get the diameter.

## Do softer golf balls go further?

Do Softer Golf Balls Go Further? As a general rule, soft low compression golf balls will travel further when you hit your driver and irons. With your wedges, soft and firm golf balls should travel the same distance.

## What is the smallest diameter golf ball?

The ‘British Ball’ and ‘American Ball’

For most of the history of the Rules of Golf, the sport’s two governing bodies disagreed about the minimum size of golf balls: R&A’s minimum golf ball diameter: 1.62 inches. USGA’s minimum golf ball diameter: 1.68 inches.

## What makes a golf ball Illegal?

If golf equipment is made to assist players too much, the sport will not be the same. Golf balls become illegal when they travel too far or too straight. When an average golfer can hit the ball the way a professional does, even without the same swing or talent, the golf ball is illegal.

## What ball is 4 inches in diameter?

Sport Ball Diameter, Sorted from Smallest to largest

sport | diameter (inches) | notes |
---|---|---|

Croquet | 3 5/8 | |

Softball (fastpitch) | 3.82 | softball size is usually refereed to by their circumference – 12 inches for fastpitch |

Bocce | 4.2 | the target ball size is from 40 to 60 mm |

Lawn Bowls | 4 5/8 to 5 1/8 | lawn bowls are not a perfect sphere |

## How do you figure the diameter of a circle?

To calculate the diameter of a circle, multiply the radius by 2. If you don’t have the radius, divide the circumference of the circle by π to get the diameter. If you don’t have the radius or the circumference, divide the area of the circle by π and then find that number’s square root to get the radius.

## How do you measure a ball in mm?

Measuring Ball Size

Wrap a piece of paper around its equator (middle), and mark off the length of the circumference. Measure this length with a ruler and divide it by Pi (π=3.142). For example: 1) If the circumference is 235.6mm then 235.6 / 3.142 = 75mm diameter ball.