By regulation, the weight of an official Major League Baseball (MLB) baseball is between 5 and 5.25 ounces.
An official baseball is 9 inches in diameter and 5 ounces in weight
The weight of an official baseball is 5 oz (142g). (The official range is 5.0 to 5.25 ounces, and 2.9 inches in diameter.)
An official soft baseball (or practice ball) still conforms to the official size and weight of the official hard baseball, but it has a synthetic leather cover with a sponge cork and rubber center. These are usually Official T-Ball practice balls. Higher league practice balls still maintain the official size and weight, but contain a full-grain leather cover with a wound cork and rubber center.
Official Weight of Cricket BallThe official weight of a cricket ball is 5.5 to 5.7 ounces.
An official Major League Baseball cannot weigh any less than 5 ounces. It cannot weight any more than 5 1/4 ounces.
There is no official weight for middle school, it depends on area.
Official softball weight is 6.8 oz
An official baseball is 5 oz. and an Official Softball is 6.8oz.
Official softball weight is 6.8 oz
the offical weight is 20-22oz
An NBA basketball weights 22 ounces