Sentinel Prime (TF:1) vs. Sentinel Prime (TFA): A Difference in Motives

With Transformers: One introducing a Sentinel that's interesting to the wider Transformers fandom again, one has to ask: how does he stack up to his obvious and most direct predecessor from Transformers: Animated? Or rather, what is the key difference between them as characters (besides charisma and a chin reduction)? Endless List of Resources: https://docs.google.com/document/d/1d...