| Gravimetric ECM II | 49.9 | 399 | 799.6% | 1,509,000.00 | 1,514,000.00 | 1,455,000.00 | -3.9% | 70,738,639.98 |
| BZ-5 Scoped Gravimetric ECM | 14.0 | 80 | 571.4% | 63,690.00 | 68,690.00 | 74,900.00 | 9.0% | 1,115,786.01 |
| CZ-4 Compact Gravimetric ECM
| 10.7 | 512 | 4,785.0% | 348,300.00 | 353,300.00 | 104,900.00 | -70.3% | 1,087,818.67 |
| Gravimetric ECM I | 0.2 | 102 | 10,000.0% | 101,400.00 | 106,400.00 | 160,000.00 | 50.4% | 58,333.33 |
| FZ-3a Enduring Gravimetric ECM | None | 0 | 0.0% | 45,900.00 | 50,900.00 | 0.00 | 0.0% | 0.00 |
| 'Plunderer' Gravimetric ECM | None | 0 | 0.0% | 5,186,000.00 | 5,191,000.00 | 0.00 | 0.0% | 0.00 |
| Legion Gravimetric ECM | None | 0 | 0.0% | 71,980,000.00 | 71,985,000.00 | 0.00 | 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 |