| Gravimetric ECM II | 49.2 | 410 | 833.3% | 1,515,000.00 | 1,520,000.00 | 1,410,000.00 | -7.2% | 70,711,433.35 |
| BZ-5 Scoped Gravimetric ECM | 16.1 | 3,494 | 10,000.0% | 74,900.00 | 79,900.00 | 70,000.00 | -12.4% | 1,205,577.33 |
| CZ-4 Compact Gravimetric ECM
| 2.3 | 395 | 10,000.0% | 325,500.00 | 330,500.00 | 80,000.00 | -75.8% | 207,587.33 |
| Gravimetric ECM I | 0.7 | 99 | 10,000.0% | 103,500.00 | 108,500.00 | 160,000.00 | 47.5% | 112,000.00 |
| FZ-3a Enduring Gravimetric ECM | 0.5 | 50 | 10,000.0% | 22,000.00 | 27,000.00 | 45,000.00 | 66.7% | 23,333.33 |
| Legion Gravimetric ECM | None | 1 | 10,000.0% | 69,480,000.00 | 69,485,000.00 | 70,000,000.00 | 0.0% | 0.00 |
| Panola's Modified Gravimetric ECM | None | 0 | 0.0% | 1,199,000,000.00 | 1,199,005,000.00 | 0.00 | 0.0% | 0.00 |
| 'Plunderer' Gravimetric ECM | None | 0 | 0.0% | 5,295,000.00 | 5,300,000.00 | 0.00 | 0.0% | 0.00 |