| Concept Criteria | Importance | Alternative Concepts | ||||
| C 1 | C 2 | C 3 | C 4 | C 5 | ||
| Module Design | 17.5 | 1 | 1 | 2 | 4 | 3 |
| Propulsion | 10 | 5 | 4 | 3 | 3 | 4 |
| Coupling system | 20 | 1 | 1 | 4 | 4 | 5 |
| Coupling forces | 20 | 2 | 2 | 4 | 4 | 5 |
| Coupling mechanism | 20 | 1 | 1 | 2 | 5 | 4 |
| Application to different vessels | 10 | 2 | 2 | 2 | 5 | 1 |
| Cable power connection | 2.5 | 5 | 5 | 3 | 2 | 5 |
| Total | 100 | 1.8 | 1.7 | 2.93 | 4.15 | 3.95 |