An aerator is finesse, it works with the soil, not against it. If you need brute strength, I'd go tiller. If you want long-term soil health, I'd go aerator." ...

It's not just lawn aerator shoes that are ineffective but aerators with solid spikes in general. These tines don't bring soil or thatch to the surface — a key step in reducing compaction.

If you're looking to purchase Ryobi's 18V ONE+ HP Brushless Dethatcher/Aerator tool, you should know that it is only available as part of a kit on Ryobi's website or at Home Depot.