Force Touch / 3D Touch
The Simplest Answer to the question will the force touch & 3D touch work on iPhone 6? is Big "NO". But why ForceTouch & 3D Touch doesn't work in iPhone 6, isn’t just a software change?
Force touch is not just a software change, It’s a hardware change. This is the reason iPhone 6s is little thicker than iPhone 6.
Look at the Image below to find the difference in Hardware Specification for iPhone 6s and iPhone 6
iPhone 6s Specification:
iPhone 6 Specification: