Not sure where you get 4-5 times more wear on the lawn. My experience shows zero turns can be harder on lawns, but it's down to the driver far more than the machine.
Want to keep costs down and make it easy? The new electrics for a small yard. Serious.
Store batteries at half charge when not in use, especially long term. Storing a flat lithium battery kills the capacity.
No busted con rods, no bad gaskets, no oil changes.
I do residential, rural and...
42"snow thrower and enclosed cab on a diesel Grasshopper. Has a 61"mow deck for summer work. Too big for the current contracts I have so I'm sticking with 30"mowers / snow machines to get between obstacles. around 1200 hours, I can provide delivery to about 500 miles from 80504