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Summary of test and evaluation results.
| Technology | Hardness range (shore units) (A) | Hardness uniformity (shore units) (A) | Response time (seconds) | Actuator volume (mm3) | Cost (approx USD) |
|---|---|---|---|---|---|
| Constriction | 57 | 7.1 | 0.741 | 1,076,320 | 30 |
| Compression | 42.5 | 2.1 | 0.270 | 600,328 | 30 |
| Magnetism | 15 | 4.5 | <0.05 | 353,648 | 230 |
| Vacuum (regulated) | 36 | 1.1 | 2.16 | 6,640,881 | 450 |
