I run the XT5 and I like it. Being able to back up and turn with the tines in the ground is a plus. However the machine is still work, you will still work up a lather. I would say effort is 25% less than a Ryan type old fashioned aerator. You also pick up some efficiency with a hydro unit as well.
7x14 Stealth SE Enclosed with 48" side ramp
2013 Gravely Pro Turn 260 with Kohler 26.5 EFI
08 Toro Z400 48" deck, 21HP Kaw with EZ Vac twin bag
09 Exmark Turf Tracer HP 36"
21" Toro SR4 Super Recycler
Stihl KM90 Kombi w/ straight shaft trimmer & tiller heads
2 Husqvarna 125B Blowers
Turfco XT5 Aerator
Turfco LS-22 Overseeder
EcoLawn 200 Applicator
I can do all things through Him who gives me strength.