The 3 is a BEAST and gives me the best paces I could ever produce. My 3 just hit 700k and it was my first half marathon partner. The 4 seems to be designed for low long runs and reduce surface pressure on your feel, like rocks and other imperfections.. The Novablast 4 sees some big changes from the previous version. The biggest of those is the new FF BLAST ECO PLUS foam that aims to provide a softer ride wi.
Durability: ASICS Novablast 3 VS 4 Upper. The Novablast 3 has a jacquard mesh upper. This material is really good at keeping your feet cool and comfy, and it also provides solid support. It's built with a tongue wing construction that keeps the shoe from moving around too much and a supportive heel for better control. Plus, it uses at least.. Thanks Asics for that terminology - that tells us there is a gusset in both the Asics NovaBlast 4 and the Asics NovaBlast 3. The tongue is attached on the medial side as well as the lateral side to aid in that lockdown. Coming back to the heel counter or heel collar, there's identical materials being used and almost the same amount of memory.