| Gravimetric ECM II | 49.9 | 399 | 799.6% | 901,600.00 | 906,600.00 | 1,455,000.00 | 60.5% | 70,738,639.98 |
| BZ-5 Scoped Gravimetric ECM | 14.0 | 80 | 571.4% | 37,440.00 | 42,440.00 | 74,900.00 | 76.5% | 1,115,786.01 |
| CZ-4 Compact Gravimetric ECM | 10.7 | 512 | 4,785.0% | 53,180.00 | 58,180.00 | 104,900.00 | 80.3% | 1,087,818.67 |
| Gravimetric ECM I | 0.2 | 102 | 10,000.0% | 40,320.00 | 45,320.00 | 160,000.00 | 253.0% | 58,333.33 |
| FZ-3a Enduring Gravimetric ECM | None | 0 | 0.0% | 15,100.00 | 20,100.00 | 0.00 | 0.0% | 0.00 |
| 'Plunderer' Gravimetric ECM | None | 0 | 0.0% | 3,910,000.00 | 3,915,000.00 | 0.00 | 0.0% | 0.00 |
| Legion Gravimetric ECM | None | 0 | 0.0% | 50,170,000.00 | 50,175,000.00 | 0.00 | 0.0% | 0.00 |
| Panola's Modified Gravimetric ECM | None | 0 | 0.0% | 125,500,000.00 | 125,505,000.00 | 0.00 | 0.0% | 0.00 |