Indulge in the youtube video comparisons for what their worth. After some research and checking them out I went STIHL. BR800 Magnum
My goal was a backpack work horse for wet leaves, driveway, big yard cleanup. I'm happy with it.
I'd guess you will never wish you had less power
https://www.harborfreight.com/electrical-box-cut-out-saw-for-oscillating-multi-tools-56666.html
The Harbor Freight version is much cheaper, and works. I use it for the few times I have to put OLD WORK boxes in for hanging TV's etc.
I have no complaints. Works well!
I think the ergonomics of the tool make it easier to apply force on one side, and the other side is your less comfortable side, won't be exactly the same. That is why you are most likely getting different results side vs. side.
I have had good luck with it, it's nice that it does everything at...