Doctor4 Service Robot vs KettyBot
Side-by-side comparison of Doctor4 Service Robot (Xiamen Muka Intelligent Technology Co., Ltd.) and KettyBot (Shenzhen Pudu Technology Co., Ltd.) — specs, pricing, Robo Index, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Hospitality & F&B buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- Doctor4 Service RobotChina
- KettyBotChina
Year First Available
- Doctor4 Service Robot—
- KettyBot2016
Verified Deployments
- Doctor4 Service Robot0 Deployments
- KettyBot0 Deployments
Layer 2: Operational
Price
- Doctor4 Service Robot$11,500–$14,800 USD
- KettyBot$13,000–$15,714 USD
Battery / Shift Runtime
- Doctor4 Service Robot10 hrs
- KettyBot—
Availability Status
- Doctor4 Service RobotACTIVE
- KettyBotACTIVE
Physical
Payload
- Doctor4 Service Robot300 kg
- KettyBot30 kg
Compartment Type
- Doctor4 Service Robot—
- KettyBotopen tray
Navigation & Safety
Navigation Type
- Doctor4 Service Robot—
- KettyBotslam natural
Power
Battery Runtime
- Doctor4 Service Robot10 hrs
- KettyBot—
Auto Docking
- Doctor4 Service RobotNo
- KettyBot—
Hot-Swap Battery
- Doctor4 Service RobotNo
- KettyBot—
Integration
PMS / POS Integration
- Doctor4 Service RobotNo
- KettyBot—
Display & UX
Display Size
- Doctor4 Service Robot—
- KettyBot18.5 "
Voice Interaction
- Doctor4 Service RobotNo
- KettyBot—
Commercial
Price (USD)
- Doctor4 Service Robot$11,500–$14,800 USD
- KettyBot$13,000–$15,714 USD
| | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country | China | China |
| Year First Available (values differ) | — | 2016 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | $11,500–$14,800 USD | $13,000–$15,714 USD |
| Battery / Shift Runtime (priority for Hospitality & F&B buyers) (values differ) | 10 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Physical | ||
| Payload (priority for Hospitality & F&B buyers) (values differ) | 300 kg | 30 kg |
| Compartment Type (values differ) | — | open tray |
| Navigation & Safety | ||
| Navigation Type (values differ) | — | slam natural |
| Power | ||
| Battery Runtime (priority for Hospitality & F&B buyers) (values differ) | 10 hrs | — |
| Auto Docking (values differ) | No | — |
| Hot-Swap Battery (values differ) | No | — |
| Integration | ||
| PMS / POS Integration (values differ) | No | — |
| Display & UX | ||
| Display Size (values differ) | — | 18.5 " |
| Voice Interaction (values differ) | No | — |
| Commercial | ||
| Price (USD) (values differ) | $11,500–$14,800 USD | $13,000–$15,714 USD |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Robot Weight, Tray Count, Dimensions, IP Rating, Max Speed, Min Passable Width, Charge Time, Elevator API, Fleet Management, Floor Compatibility, Noise Level, Languages Supported, RaaS / Month, Warranty
ROI Comparison
Same operating assumptions across every robot — the only difference is price. Set your numbers once to see which pays back fastest.
Annual labor displaced (per robot): $50,000
| Metric | Doctor4 Service Robot | KettyBot |
|---|---|---|
| Investment | $13,150 | $14,357 |
| Payback period | 3.2 mo | 3.4 mo |
| Net savings (5 yr) | $236,850 | $235,643 |
| ROI (5 yr) | +1801% | +1641% |
Estimates labor-cost displacement only — not a full total cost of ownership. Actual ROI depends on integration, maintenance, training, downtime, and task fit. Converted currencies are indicative; USD is the price of record.
Trade-offs at a glance
Frequently asked
Who makes Doctor4 Service Robot and KettyBot?
Doctor4 Service Robot is made by Xiamen Muka Intelligent Technology Co., Ltd., based in CN. KettyBot is made by Shenzhen Pudu Technology Co., Ltd., based in CN.
How do Doctor4 Service Robot and KettyBot compare on the Robo Index?
Doctor4 Service Robot grades BBB on the Robo Index. KettyBot grades AA. The Robo Index is a credibility grade (AAA … C) that blends commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.
Are Doctor4 Service Robot and KettyBot in the same category?
Both robots are classified as Hospitality Service on Robolist. Filters and ranking treat them as direct alternatives.
What is the realistic total cost of ownership for Hospitality Service robots?
Hardware cost is one input. Hospitality Service TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Service Robot TCO Across Hotels, Restaurants, Retail, and Senior Care.
What should a buyer ask vendors when choosing between Doctor4 Service Robot and KettyBot?
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Service Robot SLAs and Contract Red Flags.
Going deeper — picking the right robot
Service Robot TCO Across Hotels, Restaurants, Retail, and Senior Care
9 min readService Robots
Service Robot SLAs and Contract Red Flags
10 min readService Robots
Service Robot Pilot: A 60-Day Evaluation Framework
10 min readService Robots
Build vs buy vs lease: which model fits a first deployment
8 min readChoosing Your First Robot
The hidden specs vendors hope you'll miss
10 min readReading the Spec Sheet
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About this comparison
Doctor4 Service Robot vs KettyBot compares two robots in the hospitality-service category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robo Index is calculated.