Can, t we change the screen from portrait to landscape in iPhone 3'4'5 Like iPhone 6 plus does?

Can, t we change the screen from portrait to landscape in iPhone 3'4'5 Like iPhone 6 plus does?

Yes but the iPhone 6 plus can go into landscape mode in more areas, like the home screen. Also, the iPhone 6 plus's screen size allows for more features in landscape mode than the iPhone 3, 4, and 5.