EMIEW3 vs KettyBot
Side-by-side comparison of EMIEW3 (Hitachi) and KettyBot (Shenzhen Pudu Technology Co., Ltd.) — specs, pricing, Robo Index, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Healthcare & Hospitals buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- EMIEW3Japan
- KettyBotChina
Year First Available
- EMIEW32016
- KettyBot2016
Verified Deployments
- EMIEW30 Deployments
- KettyBot0 Deployments
Layer 2: Operational
Price
- EMIEW3Contact for quote
- KettyBot$13,000–$15,714 USD
Battery / Shift Runtime
- EMIEW33 hrs
- KettyBot—
Availability Status
- EMIEW3ACTIVE
- KettyBotACTIVE
Physical
Payload
- EMIEW315 kg
- KettyBot30 kg
Robot Weight
- EMIEW315 kg
- KettyBot—
Compartment Type
- EMIEW3—
- KettyBotopen tray
Navigation & Safety
Navigation Type
- EMIEW3slam natural
- KettyBotslam natural
Power
Battery Runtime
- EMIEW33 hrs
- KettyBot—
Display & UX
Display Size
- EMIEW3—
- KettyBot18.5 "
Commercial
Price (USD)
- EMIEW3Contact for quote
- KettyBot$13,000–$15,714 USD
| ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Japan | China |
| Year First Available | 2016 | 2016 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | Contact for quote | $13,000–$15,714 USD |
| Battery / Shift Runtime (values differ) | 3 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Physical | ||
| Payload (values differ) | 15 kg | 30 kg |
| Robot Weight (values differ) | 15 kg | — |
| Compartment Type (values differ) | — | open tray |
| Navigation & Safety | ||
| Navigation Type | slam natural | slam natural |
| Power | ||
| Battery Runtime (values differ) | 3 hrs | — |
| Display & UX | ||
| Display Size (values differ) | — | 18.5 " |
| Commercial | ||
| Price (USD) (values differ) | Contact for quote | $13,000–$15,714 USD |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Tray Count, Dimensions, IP Rating, Max Speed, Min Passable Width, Charge Time, Auto Docking, Hot-Swap Battery, Elevator API, PMS / POS Integration, Fleet Management, Floor Compatibility, Voice Interaction, 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 | EMIEW3 | KettyBot |
|---|---|---|
| Investment | No price | $14,357 |
| Payback period | — | 3.4 mo |
| Net savings (5 yr) | — | $235,643 |
| ROI (5 yr) | — | +1641% |
EMIEW3 has no listed price, so payback can't be computed. Contact the manufacturer for a quote.
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 EMIEW3 and KettyBot?
EMIEW3 is made by Hitachi, based in JP. KettyBot is made by Shenzhen Pudu Technology Co., Ltd., based in CN.
When were EMIEW3 and KettyBot launched?
EMIEW3 launched in 2016. KettyBot launched in 2016.
How do EMIEW3 and KettyBot compare on the Robo Index?
EMIEW3 grades A 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 EMIEW3 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 EMIEW3 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
EMIEW3 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.