Congratulations on the new house, that’s always exciting!
See the light switches discussion in the device class features FAQ. The conversation in light switches starts around post 40.
The short answer is that on a good/better/best Scale the GE devices are at the high-end of the good category and the Leviton devices are at the high-end of the better category. But good is good enough for many people, and the GE devices are very popular.
