It looks cheap and tacky and the display that is reflected is unclear until you apply a sticker to your windscreen and even still the image reflected is ok to read but does not appear crisp.
I am not sure if there are hud that do not require a sticker or some that display in hd.
The unit itself looks cluncky cheap from 90s however the info displays are accurate when calibrated properly. Easy to use and set up for a non technical person.
I