Standard Baseball Weight
The standard weight of a baseball ranges from 142 to 149 grams. This is equivalent to 5.00 to 5.25 ounces in imperial units.
Official Regulations
Professional leagues like Major League Baseball (MLB) specify this weight range:
- Minimum weight: 5.00 ounces (≈141.75 grams)
- Maximum weight: 5.25 ounces (≈148.84 grams)
Consistency ensures fair gameplay and performance.

Fast Weight Check Tips
For a quick estimate:
- Use a digital scale accurate to ±1 gram.
- Weigh the ball directly in grams for precision.
- Remember: Most baseballs average around 145 grams.
Deviation may indicate wear or non-compliance.