There's nothing magical about 3D touch. Assuming you have iOS 10 or greater, you can achieve the same results on older devices with a long press on the screen.

There's nothing magical about 3D touch. Assuming you have iOS 10 or greater, you can achieve the same results on older devices with a long press on the screen. The only thing I've found 3D touch to handle differently between newer and older devices is moving icons on the springboard.