Investigate both the motor and the controlling software as well as battery size to help with your decision. Quiet motor, flexible software that you can customize will help you enjoy the ride.
I'm on a 2018 Levo and wonder why Kenevo over the Levo? I ride with a guy on a Kenevo and unless you like a lot of jumping and need the extra suspension wouldn't know why not the Levo. The 2019 Levo has the battery upgrade - 40% larger, but the videos I've watched make the new smaller size...
I'm on a 2018 Levo using Ebike Field on my Garmin during ride to track battery % and which range I'm in. Only regret was not being able to wait for the new Levo with the 40% larger battery however videos of the 2019 have seemed to show a noisier motor and the 2018 to the point it may be...