Waveshare WAVEGO Pro 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
Hotel fetch-and-carry: guest room deliveries, towel replenishment, laundry transport across multiple floors.
Raspberry Pi + OpenCV integration: face detection, color tracking, motion recognition demos for computer vision coursework
If immediate deployment is the priority, choose WAVEGO Pro. If the goal is to be ready when PUDU D9's capabilities mature, track it.