Trainz 2009 Race : P36 green vs P36 blue , who is better at speed

P36 blue
Pros:
-has better speed
-has better whistle
-more detailed texture and light
-great cab
Cons:
-wheelslip problem in cab mode
-too blue make it less beautiful
P36 green
Pros:
-great start at cab mode
-very fast until P36 blue catch up
-not much green but still worth it
-cowcatcher has great detail
Cons:
-using a pb15 cab?
-only 68 mph? why not 69 mph
-not very detail