Mine occasionally chooses a weird route, and when I choose a different direction, it takes quite a while for it to figure out some “recalculating” is in order, but overall I’m satisfied.
Its a good enough tool, lots of nice features, the screen is the right size (I dont have 1090 envy but I wouldn't want a smaller one either…), and since its an RV product you input your rig type and dimensions and it gives warnings about low overpasses, sharp turns, bridge weight limits, grades, etc.
I think you can get live traffic on it too if its connected to wifi somehow. I don’t bother with that and instead augment mine with google maps running at the same time on a dash mounted ipad so I can use both for what their worth and make my own decisions on where to go and what to do.
Here’s a pic from the last trip. Mount for the ipad is just a cheap universal amazon CD slot unit. This is an 11” ipad pro and I’m going to use an old ipad mini from now on, but this gives an idea of using both to navigate: