Side-by-side comparison of Modular Prosthetic Limb (Johns Hopkins University Applied Physics Laboratory (APL)) and QTrobot (LuxAI) — 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.
Manufacturer Country


Year First Available


Verified Deployments


Price Range (USD)


Battery / Shift Runtime


Availability Status


Cross-Category Comparison
Showing shared foundation fields. Select robots from the same category for full spec comparison.
![]() Modular Prosthetic Limbsurgical-medicalJohns Hopkins University Applied Physics Laboratory (APL) 58.7Product Score | ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | United States | Luxembourg |
| Year First Available (values differ) | 2010 | 2017 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | Contact for quote | $7,476 |
| Battery / Shift Runtime (values differ) | 4 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
Cross-Category Comparison Showing shared foundation fields. Select robots from the same category for full spec comparison. | ||
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Max Speed, IP Rating
Frequently asked
Modular Prosthetic Limb is made by Johns Hopkins University Applied Physics Laboratory (APL), based in US. QTrobot is made by LuxAI, based in LU.
Modular Prosthetic Limb launched in 2010. QTrobot launched in 2017.
Modular Prosthetic Limb scores 59/100. QTrobot scores 54/100. The Product Score blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
Modular Prosthetic Limb is categorized as Surgical Medical; QTrobot as Education. The Product Score is calculated per category, so the absolute scores reflect their respective category tiers.
Hardware cost is one input. Surgical Medical And Education TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Surgical Robot TCO: Capital, Consumables, Training, and Per-Procedure Cost.
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Surgical Robot Vendor Selection: Support Coverage, Software Upgrades, and Lifecycle.
Going deeper — picking the right robot
Surgical Robot TCO: Capital, Consumables, Training, and Per-Procedure Cost
8 min readSurgical & Medical Robots
Surgical Robot Vendor Selection: Support Coverage, Software Upgrades, and Lifecycle
9 min readSurgical & Medical Robots
Pilot to Scale: Case Volume Thresholds for Surgical Robot ROI
8 min readSurgical & Medical Robots
The Education Robot Vendor RFP: Questions and Red Flags
10 min readEducation Robots
A 90-Day Classroom Robotics Rollout Playbook
9 min readEducation Robots
Modular Prosthetic Limb vs QTrobot compares two robots in the surgical-medical and education categories. 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.