HRP-4C vs Optimus
Side-by-side comparison of HRP-4C (AIST) and Optimus (Tesla) — specs, pricing, Robolist Product Score, 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
- HRP-4CJapan
- OptimusUnited States
Year First Available
- HRP-4C2009
- Optimus2022
Verified Deployments
- HRP-4C0 Deployments
- Optimus0 Deployments
Layer 2: Operational
Price Range (USD)
- HRP-4C$200,000–$325,000
- Optimus$25,000
Battery / Shift Runtime
- HRP-4C—
- Optimus8 hrs
Availability Status
- HRP-4CACTIVE
- OptimusACTIVE
Physical Form Factor
Height
- HRP-4C158 mm
- Optimus173 mm
Weight
- HRP-4C46 kg
- Optimus25.4 kg
Mobility Type
- HRP-4Cbipedal
- Optimusbipedal
Humanoid Subtype
- HRP-4Cfull bipedal
- Optimusfull bipedal
Walking Speed
- HRP-4C0.5 m/s
- Optimus2.2 m/s
Running Capable
- HRP-4Cstatic walk
- Optimusrun capable
Stair Climbing
- HRP-4Cnone
- Optimus—
Terrain
- HRP-4Cflat_indoor
- Optimusflat indoor, uneven outdoor
Payload & Dexterity
Payload
- HRP-4C0.5 kg
- Optimus9 kg
Payload (Peak)
- HRP-4C—
- Optimus68 kg
Total DOF
- HRP-4C42
- Optimus75
Arm DOF
- HRP-4C6
- Optimus28
Hand DOF
- HRP-4C2
- Optimus22
Bimanual Coordination
- HRP-4Cindependent
- Optimusfull bimanual
Tool Use
- HRP-4Cnone
- Optimus—
Compute & AI
Onboard Compute
- HRP-4CIntel Pentium M 1.6 GHz
- OptimusTesla AI5 chip
Compute Platform
- HRP-4C—
- OptimusTesla Full Self-Driving (FSD) computer
VLM Capable
- HRP-4Cnone
- Optimus—
Foundation Models
- HRP-4Cfalse
- Optimus—
Imitation Learning
- HRP-4Csingle task
- Optimus—
Teleoperation
- HRP-4Cmotion_capture
- Optimus—
Programming
- HRP-4Cmotion_capture, teleoperation
- Optimuscode_python, proprietary_app
Battery & Power
Runtime
- HRP-4C—
- Optimus8 hrs
Battery Capacity
- HRP-4C—
- Optimus2.3 kWh
Battery Swap
- HRP-4CNo
- Optimus—
Safety
Force-Limited Arms
- HRP-4CYes
- Optimus—
Fall Recovery
- HRP-4CYes
- Optimus—
Human Detection Method
- HRP-4Cvision human
- Optimus—
Safe Speed Near Humans
- HRP-4Cnone
- Optimus—
Software
SDK Languages
- HRP-4Cmotion_capture, teleoperation
- Optimuscode_python, proprietary_app
ROS Support
- HRP-4Cnone
- Optimusros2 vendor
Simulation Platforms
- HRP-4COpenHRP3
- Optimus—
Open API
- HRP-4Cclosed
- OptimusYes
Reliability
IP Rating
- HRP-4C—
- OptimusIP68 FOREARM TO HANDS & FOOT
Deployment Maturity
- HRP-4Cprototype
- Optimusprototype
Commercial
Price (USD)
- HRP-4C$200,000–$325,000
- Optimus$25,000
Price Tier
- HRP-4C—
- Optimus20-40K
Pricing Model
- HRP-4C—
- Optimuscapex
Delivery Lead Time
- HRP-4C—
- Optimus2 mo
Applications
- HRP-4Centertainment, research
- Optimuslogistics, healthcare, domestic use
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Japan | United States |
| Year First Available (values differ) | 2009 | 2022 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $200,000–$325,000 | $25,000 |
| Battery / Shift Runtime (values differ) | — | 8 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Physical Form Factor | ||
| Height (values differ) | 158 mm | 173 mm |
| Weight (values differ) | 46 kg | 25.4 kg |
| Mobility Type | bipedal | bipedal |
| Humanoid Subtype | full bipedal | full bipedal |
| Walking Speed (values differ) | 0.5 m/s | 2.2 m/s |
| Running Capable (values differ) | static walk | run capable |
| Stair Climbing (values differ) | none | — |
| Terrain (values differ) | flat_indoor | flat indoor, uneven outdoor |
| Payload & Dexterity | ||
| Payload (values differ) | 0.5 kg | 9 kg |
| Payload (Peak) (values differ) | — | 68 kg |
| Total DOF (values differ) | 42 | 75 |
| Arm DOF (values differ) | 6 | 28 |
| Hand DOF (values differ) | 2 | 22 |
| Bimanual Coordination (values differ) | independent | full bimanual |
| Tool Use (values differ) | none | — |
| Compute & AI | ||
| Onboard Compute (values differ) | Intel Pentium M 1.6 GHz | Tesla AI5 chip |
| Compute Platform (values differ) | — | Tesla Full Self-Driving (FSD) computer |
| VLM Capable (values differ) | none | — |
| Foundation Models (values differ) | false | — |
| Imitation Learning (values differ) | single task | — |
| Teleoperation (values differ) | motion_capture | — |
| Programming (values differ) | motion_capture, teleoperation | code_python, proprietary_app |
| Battery & Power | ||
| Runtime (values differ) | — | 8 hrs |
| Battery Capacity (values differ) | — | 2.3 kWh |
| Battery Swap (values differ) | No | — |
| Safety | ||
| Force-Limited Arms (values differ) | Yes | — |
| Fall Recovery (values differ) | Yes | — |
| Human Detection Method (values differ) | vision human | — |
| Safe Speed Near Humans (values differ) | none | — |
| Software | ||
| SDK Languages (values differ) | motion_capture, teleoperation | code_python, proprietary_app |
| ROS Support (values differ) | none | ros2 vendor |
| Simulation Platforms (values differ) | OpenHRP3 | — |
| Open API (values differ) | closed | Yes |
| Reliability | ||
| IP Rating (priority for Healthcare & Hospitals buyers) (values differ) | — | IP68 FOREARM TO HANDS & FOOT |
| Deployment Maturity | prototype | prototype |
| Commercial | ||
| Price (USD) (values differ) | $200,000–$325,000 | $25,000 |
| Price Tier (values differ) | — | 20-40K |
| Pricing Model (values differ) | — | capex |
| Delivery Lead Time (values differ) | — | 2 mo |
| Applications (values differ) | entertainment, research | logistics, healthcare, domestic use |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Arm Reach, Grip Strength, Manipulation Repeatability, Charging Time, Charging Method, Avg Power Consumption, Fall Detection Response, Emergency Stops, Air-Gap Capable, MTBF, Task Success Rate, Noise Level, RaaS / Month, Developer Unit Price, Warranty, Production Pilots
best in categoryweakest in categoryvalues differ
Trade-offs at a glance
Frequently asked
Who makes HRP-4C and Optimus?
HRP-4C is made by AIST, based in JP. Optimus is made by Tesla, based in US.
When were HRP-4C and Optimus launched?
HRP-4C launched in 2009. Optimus launched in 2022.
How do HRP-4C and Optimus compare on the Robolist Product Score?
HRP-4C scores 28/100. Optimus scores 69/100. The Product Score blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
What is the payload difference between HRP-4C and Optimus?
HRP-4C carries up to 0.5 kg. Optimus carries up to 68 kg.
Are HRP-4C and Optimus in the same category?
Both robots are classified as Humanoid on Robolist. Filters and ranking treat them as direct alternatives.
What is the realistic total cost of ownership for Humanoid robots?
Hardware cost is one input. Humanoid TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Humanoid TCO: Hardware, Cloud Subscriptions, and the Cost of Teleop Time.
What should a buyer ask vendors when choosing between HRP-4C and Optimus?
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Vendor Selection for Humanoids: The 10 Questions You Must Ask.
Going deeper — picking the right robot
Humanoid TCO: Hardware, Cloud Subscriptions, and the Cost of Teleop Time
8 min readHumanoid Robots
Vendor Selection for Humanoids: The 10 Questions You Must Ask
10 min readHumanoid Robots
Running a Humanoid Pilot: Scope, Success Criteria, and Exit Options
9 min readHumanoid 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
About this comparison
HRP-4C vs Optimus compares two robots in the humanoid category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robolist Product Score is calculated.