Keenon T9 leads on 4 of 7 dimensions — strongest on deployment readiness.
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)
200+ seat banquet halls during wedding/event service rushes — robot handles multi-table delivery across wide aisles with zero staff training friction
If immediate deployment is the priority, choose T9. If the goal is to be ready when D1's capabilities mature, track it.