Originally Posted by slownsteady
Your spreadsheet should include many more variables.
The others - cutting width, weight, etc. - were pretty close. That was the "other things being equal."
BTW, it works pretty well, and I already had a 100', #14 cord.
Now I'll have to figure out why my gas weedwhacker is not running well. And my lawnmower, which starts then dies.
It's a price vs. performance graph and I guess the performance can be whatever is important to the buyer. For cordless drill motors it can be power or endurance or weight or battery replacement cost. For oscilloscopes it's bandwidth vs. price, once I decided on a two channel model.