Nitro Alternator vs Nitro Spirit Kids '

How they compare

Both target all mountain terrain, while the Nitro Alternator leans more freeride. The Nitro Alternator uses a directional shape while the Nitro Spirit Kids ' is twin. The Nitro Alternator has a camber profile (arc underfoot for strong edge hold, pop, and stability on hardpack—lively and precise), while the Nitro Spirit Kids ' uses flat_rocker (lifted contact points for easier turn initiation, float in soft snow, and a catch-free feel). The Nitro Alternator is noticeably stiffer at 7/10 versus the Nitro Spirit Kids ''s 3/10, suiting more aggressive riding. The Nitro Alternator targets expert riders while the Nitro Spirit Kids ' is aimed at intermediate riders.