Levi's height is actually one of the most fascinating aspects of his character design in 'Attack on Titan'. Standing at just 160 cm, his stature contrasts sharply with Eren's taller frame, and this isn't accidental. Hajime Isayama, the creator, intentionally made Levi shorter to emphasize his 'underdog' status physically, while his combat skills and leadership defy expectations. It's a classic trope—small but mighty—and it works brilliantly for his role as humanity's strongest soldier. The height difference also visually reinforces their dynamic; Eren's growth (both literal and metaphorical) is juxtaposed with Levi's unwavering precision and control.
From a narrative perspective, Levi's size makes his feats more impressive. Imagine someone that compact outmaneuvering Titans twice his size—it adds to the spectacle. Plus, his height becomes part of his iconic, almost mythical reputation. Fans love how his physical limitations never hold him back, which ties into the series' themes of resilience. If he were taller, he might lose some of that symbolic weight (pun unintended).