Side-by-side comparison of Armar 6 (Karlsruhe Institute of Technology) and QTrobot RD-V2 i5 (LuxAI) — 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.
Manufacturer Country
Year First Available
Verified Deployments
Price Range (USD)
Battery / Shift Runtime
Availability Status
Weight
Height
Mobility Type
Humanoid Subtype
Walking Speed
Stair Climbing
Terrain
Payload
Total DOF
Arm DOF
Hand DOF
Bimanual Coordination
Tool Use
Onboard Compute
Compute Platform
VLM Capable
Foundation Models
Imitation Learning
Teleoperation
Programming
Runtime
Battery Swap
Human Detection Method
SDK Languages
ROS Support
Open API
Air-Gap Capable
Deployment Maturity
Price (USD)
Price Tier
Pricing Model
Developer Unit Price
Warranty
Applications
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Germany | Luxembourg |
| Year First Available (values differ) | 2017 | — |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $87 USD | $11,900 USD |
| Battery / Shift Runtime (priority for Hospitality & F&B buyers) (values differ) | 2 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Physical Form Factor | ||
| Weight (priority for Hospitality & F&B buyers) (values differ) | 150 kg | 5 kg |
| Height (values differ) | 192 mm | 50 cm |
| Mobility Type (values differ) | bipedal | static |
| Humanoid Subtype (values differ) | full bipedal | anthropomorphic torso |
| Walking Speed (values differ) | 3.6 m/s | — |
| Stair Climbing (values differ) | No | — |
| Terrain (values differ) | flat indoor | indoor |
| Payload & Dexterity | ||
| Payload (values differ) | 10 kg | — |
| Total DOF (values differ) | 27 | — |
| Arm DOF (values differ) | 8 | 3 |
| Hand DOF (values differ) | 4 | — |
| Bimanual Coordination (values differ) | Yes | independent |
| Tool Use (values differ) | vendor demo | — |
| Compute & AI | ||
| Onboard Compute (values differ) | Various computers for processing tasks | 275 TOPS |
| Compute Platform (values differ) | Intel Core i7-6700 | NVIDIA Jetson AGX Orin |
| VLM Capable (values differ) | No | onboard small |
| Foundation Models (values differ) | false | Llama-2, Vicuna-13B |
| Imitation Learning (values differ) | No | — |
| Teleoperation (values differ) | — | web_interface |
| Programming (values differ) | ArmarX (custom software) | code_python, code_ros, visual_block, teleoperation |
| Battery & Power | ||
| Runtime (values differ) | 2.5 hrs | — |
| Battery Swap (values differ) | No | — |
| Safety | ||
| Human Detection Method | vision human | vision human |
| Software | ||
| SDK Languages (values differ) | Python | Python, C++, JavaScript |
| ROS Support (values differ) | No | ros2 vendor |
| Open API (values differ) | No | open rest |
| Air-Gap Capable (values differ) | — | Yes |
| Reliability | ||
| Deployment Maturity (values differ) | prototype | production pilot |
| Commercial | ||
| Price (USD) (values differ) | $87 USD | $11,900 USD |
| Price Tier (values differ) | <10K | 10-20K |
| Pricing Model (values differ) | capex | capex |
| Developer Unit Price (values differ) | — | $11,900 |
| Warranty (values differ) | — | 2 yrs |
| Applications (values differ) | eldercare_assistance, hospitality | research |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Running Capable, Payload (Peak), Arm Reach, Grip Strength, Manipulation Repeatability, Battery Capacity, Charging Time, Charging Method, Avg Power Consumption, Force-Limited Arms, Fall Recovery, Fall Detection Response, Emergency Stops, Safe Speed Near Humans, Simulation Platforms, MTBF, Task Success Rate, IP Rating, Noise Level, RaaS / Month, Delivery Lead Time, Production Pilots
Frequently asked
Armar 6 is made by Karlsruhe Institute of Technology, based in DE. QTrobot RD-V2 i5 is made by LuxAI, based in LU.
Armar 6 is listed at $87. QTrobot RD-V2 i5 is listed at $11,900.
Armar 6 scores 100/100. QTrobot RD-V2 i5 scores 58/100. The Robo Index blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
Both robots are classified as Humanoid on Robolist. Filters and ranking treat them as direct alternatives.
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.
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
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Armar 6 vs QTrobot RD-V2 i5 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 Robo Index is calculated.