The Vehicle-Mounted LNG Storage Tank market is primarily divided by type, which determines engineering complexity, cost structure, and safety performance. Cryogenic tanks employ vacuum‑insulated double‑wall construction and are the most prevalent, accounting for roughly 55% of total market volume due to their superior boil‑off control for long‑haul applications. Insulated composite tanks integrate advanced fiber‑reinforced polymers, offering a weight reduction of 20‑30% compared with steel, and capture about 30% of market share, driven by demand for lighter chassis and higher payload capacity. Hybrid tanks combine cryogenic and composite elements, representing the remaining 15%; they address niche requirements where both ultra‑low temperature stability and weight savings are critical. Each subtype contributes distinct cost and performance attributes, shaping overall market size by influencing OEM adoption rates, regulatory compliance costs, and downstream infrastructure investment. This delineation is a core component of the Vehicle-Mounted LNG Storage Tank segmentation framework.