I feel like not enough praise gets given to the Chevy Bolt's range estimator.
Notice how to the left of the battery gauge there's a green line extending all the way up to the max number? That is an instantaneous trend line, and it is incredibly helpful!
When you're driving fast and it's cold, it trends down to help you know you need to slow down or change the climate control to attain the predicted range. When things get better, the line moves up.
The UI team nailed this back in 2017