Originally Posted by
saschasegan
Go check it out on the WebFlyer calculator.
I did. 25,000 Amtrak points gives you 5,000 MP miles either way.
25K AGR -> 50K HH -> 5K MP
25K AGR -> 25K MW -> 50K HH -> 5K MP
Interestingly, the "top off" option gives different results.