Originally Posted by
AirportPlanner1
Rotterdam is great if you’re going to Rotterdam and I found the bus/metro transfer very fast and efficient. It’s not going to be too appealing however for vast numbers of people going to and from Amsterdam, neither will it be particularly quick. On that basis Eindhoven to Amsterdam would become more competitive
Eindhoven to Amsterdam wouldn't be any quicker so far as I can see.
Looking at the NS website RTM to Amsterdam Central Station is between 60 - 90 minutes, longer than I thought but still less than from Eindhoven Airport to Amsterdam.