Tennis Ball Machine Tools & Calculators
Make the numbers work for your practice.
Plan a practice session before choosing a machine
Start with the machine Finder if carrying weight or hopper capacity is a hard limit. Leave an optional field blank when you have no limit. A model with an unresolved weight is excluded when a weight restriction is active; an empty result can mean missing evidence as well as an unsuitable machine.
Next, put two candidates in the model comparison. Read the weight basis and control limitations beside the headline numbers. A quoted weight without a battery or a package without a remote can change what you must carry and buy. Follow the individual model guide before treating a similarly named listing as the same configuration.
Separate feeding time from court time
The hopper calculator measures the interval from the first ball to the last. Sixty balls at three-second intervals span 59 gaps: 177 seconds, or 2.95 minutes. Startup, ball collection, rest and repositioning sit outside that result. Use your intended settings to compare batches; the calculator does not recommend a training duration or simulate a machine's accuracy.
Price the complete setup
Use current quotes in the setup budget, including any battery, charger, practice balls, pickup equipment, storage, shipping and tax. Enter zero for an item already included. Counting an included charger again overstates the purchase; leaving delivery blank understates it.
Then transfer a realistic ownership total into the rental comparison. Try both the sessions you expect and a lower-use scenario. The result depends on those assumptions, not on a promise that owning a machine will pay for itself. Compare suitable equipment first, then check the selected machine packages.