Other differences from Alpha to Hitman 2016 release. I consider this post is relevant for this thread.
Originally posted by @Jason_Portman in “Things About Hitman You Just Found Out” thread.
Sneaking animation and aiming animation are different.
Sneaking animation from Hitman 2 (same for Hitman 1 - up) compared to Hitman Alpha (below):
Aiming animation from Hitman 2 (same as Hitman 1 - up) compared to Alpha (below):
Source and photo credits: @Jason_Portman