How does the Endorphin Speed change on its fifth iteration? Is it as good as the original? 0:00 Intro 0:41 Specs 0:57 Upper 1:04 Midsole 1:16 Outsole 1:22 Fit 1:38 Ride First Impressions 3:34 Saucony Endorphin Speed 5 vs Endorphin Speed 1 5:51 Saucony Endorphin Speed 5 vs Endorphin Speed 4 6:35 Conclusion #saucony #sauconyrunning #endorphinpro #endorphinspeed #tfxcshoes