Side-by-side comparison of EMMA K (IPLUSMOBOT) and Proteus (Amazon Robotics) — specs, pricing, Robo Index, and verified deployments. Updated daily.
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Optimized for Hospitality & F&B buyers. Priority specs lifted to the top and marked with a target.
Manufacturer Country

Year First Available

Verified Deployments

Battery / Shift Runtime

Availability Status

Payload

AMR Subtype

Length

Width

Navigation Type

Localization Accuracy

Docking Repeatability

Pedestrian Detection

Max Speed (Loaded)

Max Speed (Unloaded)

Battery Chemistry

Battery Capacity

Charging Time

Auto Docking

Safety Category

Safety LiDAR Coverage

API Type

Multi-Robot Traffic Mgmt

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|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | China | United States |
| Year First Available (values differ) | — | 2022 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Battery / Shift Runtime (priority for Hospitality & F&B buyers) (values differ) | 8 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Payload & Form Factor | ||
| Payload (priority for Hospitality & F&B buyers) (values differ) | 400 kg | 22.7 kg |
| AMR Subtype (values differ) | pallet mover | unit load carrier |
| Length (values differ) | 824 mm | — |
| Width (values differ) | 533 mm | — |
| Navigation & Sensing | ||
| Navigation Type (values differ) | lidar slam,visual slam,hybrid slam | slam natural |
| Localization Accuracy (values differ) | 30 mm | — |
| Docking Repeatability (values differ) | 2 mm | — |
| Pedestrian Detection (values differ) | Yes | Yes |
| Performance | ||
| Max Speed (Loaded) (values differ) | 1.2 m/s | — |
| Max Speed (Unloaded) (values differ) | 1.5 m/s | — |
| Battery | ||
| Battery Chemistry (values differ) | lifepo4 | other |
| Battery Capacity (values differ) | 1.3 kWh | — |
| Charging Time (values differ) | 1.5 hrs | — |
| Auto Docking (values differ) | Yes | — |
| Safety | ||
| Safety Category (values differ) | — | SIL2 |
| Safety LiDAR Coverage (values differ) | 360 ° | — |
| Connectivity | ||
| API Type (values differ) | open rest | — |
| Multi-Robot Traffic Mgmt | Yes | Yes |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Price Range (USD), Turning Radius, Min Aisle Width, Ground Clearance, Robot Weight, Obstacle Detection Range, Min Object Detection Height, Picks / Hour / Robot, Runtime (Loaded), Opportunity Charging, Battery Swap, Charge Cycles (Rated), ISO 3691-4 Certified, R15.08 Certified, Emergency Stops, Safety Zone Count, Audible Alert, WMS Integrations, Fleet Size Supported, OTA Updates, Cybersecurity Certs, MTBF, Uptime SLA, Predictive Maintenance, Field Service Response, Spare Parts Lead Time, Price (USD), RaaS / Month, Pricing Models, Warranty, Expected Service Life
Frequently asked
EMMA K is made by IPLUSMOBOT, based in CN. Proteus is made by Amazon Robotics, based in US.
EMMA K grades BBB on the Robo Index. Proteus grades AAA. 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.
Both robots are classified as Amr Warehouse on Robolist. Filters and ranking treat them as direct alternatives.
Hardware cost is one input. Amr Warehouse TCO also includes integration, training, downtime, and end-of-life. Our breakdown: AMR TCO: Fleet Size, Charging Infrastructure, and WMS Integration.
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: AMR Vendor Selection: Orchestration, Integration, and Scaling.
Going deeper — picking the right robot
AMR TCO: Fleet Size, Charging Infrastructure, and WMS Integration
8 min readWarehouse AMRs
AMR Vendor Selection: Orchestration, Integration, and Scaling
9 min readWarehouse AMRs
AMR Pilot in an Existing Warehouse: The 90-Day Playbook
9 min readWarehouse AMRs
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
Want to be notified when specs or pricing change for these robots? Drop your email.
EMMA K vs Proteus compares two robots in the amr-warehouse 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.