New Delhi, July 10 -- The Bajaj Pulsar NS400Z and Harley-Davidson X440 may both compete in the under-500cc segment, but they are built with distinctly different philosophies. The NS400Z is Bajaj's new flagship Pulsar, designed for riders who prefer sharp performance, aggressive design, and sporty features like ride modes and a bi-directional quickshifter. Meanwhile, the X440 takes a more classic approach, combining a relaxed stance, torquey engine, and premium components to deliver a roadster that feels more cruiser-like. Both bikes feature modern tech and safety equipment but differ in performance, ride feel, and target audience. Whether you are after speed and agility or comfort and presence, this spec comparison breaks down how these t...