The sun protection film is a see through film that is designed to decrease the heat of the room and block out the UV rays. It is not completely clear so you do notice that it is a film and the view gets slightly blurry. It doesn't block out any unwanted observers.The tinted film also blocks out the UV rays and heat. At daytime when it's lighter outside it blocks the views so that people can't see in. However if you have the lights on at night and it's lighter inside then people can see in. The film makes the room a bit darker.Use the sun protection film for: see through, block out UV rays and heat Use the tinted film for: privacy and removing glare, heat and UV rays