Application segmentation classifies Hotel Robots according to the operational domain in which they generate value: housekeeping, food‑and‑beverage delivery, concierge/guest service, and security monitoring. Housekeeping robots, primarily autonomous cleaners, address routine floor‑care tasks and are deployed across 70 % of mid‑scale and upscale properties, driving the largest share of the market because they replace repetitive manual labor and enable 24 hour service cycles. Food‑and‑beverage delivery robots handle tray transport from kitchen to room, reducing order‑to‑service latency and freeing staff for higher‑touch interactions; they account for roughly 30 % of unit sales, reflecting strong adoption in all‑inclusive resorts and business hotels. Concierge or guest‑service robots provide interactive wayfinding, check‑in assistance, and personalized recommendations through natural‑language interfaces, contributing about 20 % of revenue as hotels monetize premium guest‑experience packages. Security‑monitoring robots integrate surveillance cameras, anomaly detection, and patrol routing to augment human guards, representing the remaining 10 % of the market but showing rapid growth in high‑value properties. Together these application categories form the basis of the Hotel Robot market taxonomy, and the accompanying pie‑chart illustrates their relative weight in the current market composition.