The Prostormer leads this lineup on the strength of its spec sheet: an 18-inch cutting path, a 9-inch stated depth and a 15-amp pure copper motor turning the tines at 380 RPM. Copper windings run cooler than aluminum, which matters when a tiller is working under sustained load in warm weather. The listing also stresses quiet, low-vibration operation, a plausible claim for a corded induction-style drive compared with a gas engine.
At about 1,800 watts, it uses the full capacity of a household circuit, so it demands a 14 AWG cord under 50 feet and a circuit with nothing else on it. Against the 13.5-amp LawnMaster TE1318M it has more motor but no stated overload clutch, which means a locked tine on a buried stone is harder on the gearbox.
In ownership terms, the likely failures are a worn cord strain relief, loosened tine bolts and gearbox grease seepage, all inspectable by eye each spring. Store it dry, rinse the tines, and till moist soil. It is a sound choice for a serious home vegetable garden. Compared with the cordless Greenworks machines it covers nearly twice the width per pass, so a bed that takes an hour with a 10-inch battery tiller takes about half that here.
What works
- Pure copper 15 amp motor runs cooler under load
- 18 inch path with 9 inch stated depth
- Quiet, low-vibration running claim
- 380 RPM tine speed for fine tilth
Watch out for
- No stated overload clutch
- Uses the full capacity of a 15 amp circuit
Spec sheet
- Motor
- 15 amp pure copper
- Tine speed
- 380 RPM
- Working width
- 18 inches
- Working depth
- 9 inches
- Character
- Quiet, low vibration






