Open Bionics Hero RGD
Rugged powered grasping for prosthetic users
Keep in mind Specifications are sourced claims, not our independent performance measurement.
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At a glance
The differences that matter
Ottobock C-Leg 4
Microprocessor-controlled stance and swing support
Keep in mind Specifications are sourced claims, not our independent performance measurement.
Published specifications and documented constraints. See the full comparison below for prices and sources.
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| Wearable roboticsAdd a model |  |  |
|---|---|---|
| Prices · all markets | Price not verified 0 offer records & sourcesNo verified price in this audit. | Price not verified 0 offer records & sourcesNo verified price in this audit. |
| Designed for | Rugged powered grasping for prosthetic users ↗ | Microprocessor-controlled stance and swing support ↗ |
| Form factor | Electronic prosthetic hand ↗ | Electronic prosthetic knee,3C98-3 family ↗ |
| Weight | Not verified | 2.75 lb ↗ |
| Water / dust rating | Not verified | IP68 ↗ |
| Software | Not verified | connectgo.pro updates ↗ |
| Carry Load | 77 lb stated carrying capacity; wearer socket capacity can differ ↗ | Not applicable to this category |
| Closing Time | 0.4second stated full-grip close ↗ | Not applicable to this category |
| Fingertips | Shock-absorbing tips with torque-limiting clutches ↗ | Not applicable to this category |
| Screens | Touchscreen-compatible fingertip ↗ | Not applicable to this category |
| Control | Compatible with MyoPods wireless EMG electrodes ↗ | Not applicable to this category |
| Socket Compatibility | Hero FLEX custom socket ↗ | Not applicable to this category |
| Water Use | Manufacturer describes underwater operation for the fully compatible system ↗ | Not applicable to this category |
| Covers | Replaceable tips/accessories; no colour variants counted ↗ | Not applicable to this category |
| Body Weight Limit | Not applicable to this category | 136 kg /300 lb ↗ |
| Runtime | Not applicable to this category | Approximately 2 days ↗ |
| Knee Flexion | Not applicable to this category | 130 degrees without flexion stop ↗ |
| Mobility Grades | Not applicable to this category | K2/K3/K4 ↗ |
| Material | Not applicable to this category | Carbon ↗ |
| Connections | Not applicable to this category | Pyramid/threaded proximal; distal tube clamp ↗ |
| Availability | Custom clinical configuration. Full-arm waterproofing requires compatible socket/electrodes as described; no public total-device price verified. | Professional fitted prosthetic component; no public complete hardware/limb purchase price verified. Colour choices grouped. |
| Important context |
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| Editorial pick & release | No editorial ranking recorded | No editorial ranking recorded |
| Evidence | Manufacturer source Checked 2026-10-13 | Manufacturer source Checked 2026-10-13 |
Battery claims use different conditions and are not a controlled benchmark. “Not verified” is an evidence gap, not a missing feature. Prices are dated regional snapshots. Deposits, bundles and historical launch prices are labelled. Brightness measurement methods and battery workloads vary by manufacturer.