K2 Instrument vs Never Summer Proto Ultra

How they compare

Both target all mountain terrain, while the K2 Instrument leans more freeride/powder, while the Never Summer Proto Ultra leans more freestyle. The K2 Instrument uses a directional shape while the Never Summer Proto Ultra is twin. Both feature hybrid (rocker/camber) profiles — mix of camber and rocker zones for all-mountain versatility—grip, float, and play in one profile. Both are rated 7/10 flex (stiff). The K2 Instrument targets advanced riders while the Never Summer Proto Ultra is aimed at expert riders.