For mid-to-large hotel chains delivering room service 24/7 to reduce front-desk and housekeeping workload during peak hours, Relay Delivery Robot is easier to deploy today — D1 is the longer bet on capability.
Readiness, uptime, navigation & connectivity
Price accessibility and ROI clarity
Payload, speed, runtime & labor replacement
Environment fit, footprint & long-term upside
Multi-floor security patrols in facilities with stairs, slopes, and cluttered outdoor perimeters (warehouses, construction sites, utility substations)
Mid-to-large hotel chains delivering room service 24/7 to reduce front-desk and housekeeping workload during peak hours
If immediate deployment is the priority, choose Relay Delivery Robot. If the goal is to be ready when D1's capabilities mature, track it.