Really good. Nice and stable, good on uneven surfaces and has a top speed around 80 mph. It's not really cheap - the base model is about 7K, but it was fun and felt substantial.
In past years, I've had a tiny Honda scooter and long ago, a dirt bike. The Honda had really small wheels and in my estimation was a disaster waiting to happen, very unstable on wet pavement.
This thing is a hybrid and the fuel economy is a draw here are the specs Piaggio USA