Pitching machine speed by age: the number, and why the distance matters more

Speed by age, as a starting point

There is no governing-body table for this and no maker publishes one, so treat the numbers below as a starting point calibrated to what kids actually face in games rather than as a rule. The honest version is: start at the bottom of the machine's range and move up when he earns it.

Two caveats that matter more than the numbers. First, a machine repeats the same pitch to the same spot, which is far easier to hit than a kid of equivalent velocity, so a hitter will handle a higher machine setting than he handles in a game. Second, the setting means nothing without the distance, which is the next section.

What “simulated at 25 feet” means

That is not marketing sleight of hand; it is the only honest way to state it. What a hitter responds to is reaction time: how long the ball is in the air between release and the plate. A ball travelling at 45 mph from 25 feet gives him roughly the same time to react as a much faster ball from 46 feet, which is why a machine throwing a genuinely slow ball from close range can simulate a fast one.

So the dial and the tape measure are two halves of one setting. Decide what reaction time you want, then pick a distance and a speed that produce it — and once you have it, write both down, because a session set up from memory next weekend will not match.

Move the machine, not the dial

For a young hitter, the better way to increase difficulty is to move the machine closer at the same speed rather than to turn the speed up at the same distance. The ball arrives sooner, which is the challenge you wanted, but it arrives on the same flat, predictable path he has already learned to read.

Turning the speed up at a fixed distance changes the ball flight as well as the timing: a faster setting from a wheeled machine carries flatter and can start arriving above the strike zone, which produces a kid swinging at pitches he should be taking. With a 7- or 8-year-old, that is how a practice session turns into bad habits.

The exception is once a hitter is twelve or thirteen and facing real velocity in games. At that point simulating game speed from close range stops being useful, because he needs to track the ball over its real flight path, and the machine should go back to something close to the real pitching distance.

The signs you have gone too fast

• He is late on everything. Fouling balls straight back or to the opposite field on every swing means the ball is beating him. Slow it down or move it back.
• He stops striding. A hitter who feels rushed cuts out his load and his stride to save time. That is the clearest tell and the one most likely to persist into games.
• He bails out. Stepping away from the plate is a fear response and it is contagious across a season. Stop the session and reset the machine.
• He stops wanting to do it. The point of a backyard machine is volume. A setting that makes practice unpleasant costs you more reps than it buys.

The opposite tell is just as useful: if he is hitting hard line drives on nine of ten pitches, the setting is now too easy and he is grooving rather than improving. Move it up a notch or a foot.

The ball matters as much as the speed

Youth machines are built around lightweight balls, and that choice shapes everything. JUGS' Lite-Flite machine throws Lite-Flite balls; its Small-Ball machine throws 5-inch foam balls; PowerNet's Launch F-Lite ships with six F-Lite baseballs and six 12-inch F-Lite softballs in the box.

That is why these machines are safe in a garage and why they cost a fraction of a real-ball machine. It is also why you cannot simply feed them regular baseballs: the machine is calibrated for the ball it ships with, and a hard ball at those wheel speeds is a different and much more dangerous object.

A smaller ball has a second benefit that is easy to miss. A kid who learns to hit a 5-inch foam ball consistently finds a regulation baseball enormous by comparison, which is the same logic coaches use when they put hitters on smaller balls indoors. The full ranked field is on best pitching machines for kids.

Three machines and their published ranges

Backyard safety rules

Four rules, none of them optional. Nobody stands beside or in front of the machine while it is running — feeding is done from behind the wheel. The hitter wears a helmet, every time, including in the garage. The machine is unplugged or switched off before anyone walks out to pick up balls. And an adult runs it: a nine-year-old feeding a machine for a younger sibling is how the accidents in this category happen.

One more that is specific to youth machines: do not feed a ball the machine was not built for. The wheel speed is calibrated to a light ball, and a regulation baseball through the same wheels leaves faster and hits harder than anything the setting suggests.

If you are putting a machine into a backyard you also need a net behind the hitter and something to catch the balls, or you will spend the session walking. The setup is on backyard baseball practice setup and the nets are on best baseball hitting nets.