Nisplay L1 Tennis Ball Machine lists $699 and Nisplay N3 Tennis Ball Machine lists $1,380. Side-by-side brand-listed specs, what each machine wins at, and the honest cannot-judge gaps — every value traces to its source.
Derived only from the brand-provided values below — no independent testing, no overall ranking.
Lean Nisplay if these matter most:
| Nisplay | Nisplay | |
|---|---|---|
| Battery Runtime | 3 h | 4 h |
| Listed Price | $699 | $1,380 |