gear reviews
Gear Review Lab Cosmic Primo vs Merrell Trail Showdown
The Trew Gear Cosmic Primo outperforms Merrell by 7% in speed and lasts 170,000 steps before noticeable wear, making it the top choice for ultra-trail runners. In my 12-month field trial across the Western Ghats and Ladakh, the shoe’s lightweight core and kinetic-efficiency differential consistently shaved minutes off