Welcome to ScubaBoard, the world's largest scuba diving community. Registration is not required to read the forums, but we encourage you to join. Joining has its benefits and enables you to participate in the discussions.
Benefits of registering include
The Kraken:I could tell ya, but I'd probably just confuse ya.
My wife has the Pro Plus 2 and I have the Pro Plus.
To me, the major difference is that in the Pro Plus 2 you can manually set your max PPO2 for nitrox dives.