| Gravimetric ECM II | 270.4 | 261 | 96.5% | 1,439,000.00 | 1,444,000.00 | 2,152,000.00 | 49.0% | 573,648,718.13 |
| FZ-3a Enduring Gravimetric ECM | 11.0 | 118 | 1,072.7% | 12,100.00 | 17,100.00 | 65,000.00 | 280.1% | 10,685,500.00 |
| CZ-4 Compact Gravimetric ECM | 17.0 | 373 | 2,194.1% | 16,120.00 | 21,120.00 | 188,100.00 | 790.6% | 2,848,393.30 |
| BZ-5 Scoped Gravimetric ECM | 23.8 | 783 | 3,289.9% | 20,420.00 | 25,420.00 | 73,000.00 | 187.2% | 1,522,075.34 |
| Gravimetric ECM I
| 0.5 | 0 | 0.0% | 25,710.00 | 30,710.00 | 0.00 | 0.0% | 46.67 |
| 'Plunderer' Gravimetric ECM | None | 0 | 10,000.0% | 3,101,000.00 | 3,106,000.00 | 0.00 | 0.0% | 0.00 |
| Legion Gravimetric ECM | None | 0 | 10,000.0% | 41,520,000.00 | 41,525,000.00 | 0.00 | 0.0% | 0.00 |
| Panola's Modified Gravimetric ECM | None | 0 | 10,000.0% | 779,400,000.00 | 779,405,000.00 | 0.00 | 0.0% | 0.00 |