Open Bionics Hero ARM
Myoelectric hand function for below-elbow limb difference
Keep in mind Specialized clinical product; specifications are manufacturer documentation, not our independent performance test.
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The differences that matter
Ottobock Genium X4
Adaptive microprocessor control of a prosthetic knee
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 | Myoelectric hand function for below-elbow limb difference ↗ | Adaptive microprocessor control of a prosthetic knee ↗ |
| Form factor | Custom upper-limb prosthesis ↗ | Electronic knee prosthesis,3B5-4 family ↗ |
| Weight | Not verified | 1600 g without tube adapter ↗ |
| Water / dust rating | Not verified | IP68 waterproof and corrosion-resistant ↗ |
| Software | Not verified | connectgo.pro personalisation; up to 5MyModes ↗ |
| Control | Myoelectric sensors detect residual-limb muscle activity ↗ | Not applicable to this category |
| Grips | Multi-grip bionic hand ↗ | Not applicable to this category |
| Hand Weight | 340 g for standard Hero Hand ↗ | Not applicable to this category |
| Lifting | Up to 8 kg manufacturer claim ↗ | Not applicable to this category |
| Fitting | Custom-fitted socket and clinical assessment ↗ | Not applicable to this category |
| Feedback | Vibration, beepers, buttons and indicator lights ↗ | Not applicable to this category |
| Body Weight Limit | Not applicable to this category | 150 kg ↗ |
| Knee Flexion | Not applicable to this category | 135 degrees ↗ |
| Mobility Grades | Not applicable to this category | 2,3,4 ↗ |
| Connections | Not applicable to this category | Pyramid/threaded proximal; distal tube clamp ↗ |
| Gait Control | Not applicable to this category | Optimised Physiological Gait3.0; cycling detection ↗ |
| Availability | Manufacturer documentation checked; local stock, final checkout and destination delivery not verified. | Qualified prosthetist supply and personalised configuration; reimbursement codes or total limb-care cost are not a device retail price. |
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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.