Shopping Cart

What's the difference between running race predictor calculators?

Posted by George Parker on
Which Running Race Calculator to Choose

I'm currently trying to qualify for the NYC Marathon with a time standard in either the half marathon or marathon. I was curious what my "predicted" half marathon time currently is based on my December marathon performance. 

Well, it's no easy answer! I found 5 different calculation methods with very different results. Here are my thoughts on how to navigate the options and choose the best calculator for you. 




Older Post Newer Post