If you are doing nothing else Pro does not increase P2P on Unlimited by a single bit per second.

What it will do is increase the probability that P2P will [censored] up other things you run at the same time.

Pro on essentials removes the rate limits at peak on P2P. There are no rate limits to lift on Unlimited at peak.

It flattens the QOS tier from Best Effort, Bronze, Silver, Gold and Titanium to only Gold and Titanium on all products.