| Similarity | Rank | |
|---|---|---|
| four-seat | 0.826 | 80325 |
| piston-engined | 0.814 | 73753 |
| rct | 0.797 | 75542 |
| twin-engine | 0.795 | 92072 |
| sailplane | 0.793 | 87717 |
| single-seat | 0.791 | 62969 |
| aerobatic | 0.787 | 26862 |
| trislander | 0.786 | 61504 |
| wind-tunnel | 0.784 | 66550 |
| refuelling | 0.784 | 88548 |
| nca | 0.779 | 48144 |
| ex-military | 0.779 | 63681 |
| powerplant | 0.777 | 49875 |
| single-engined | 0.777 | 48214 |
| six-seater | 0.774 | 95683 |
| stol | 0.768 | 85731 |
| aurigny | 0.765 | 48866 |
| remote-sense | 0.763 | 53572 |
| basler | 0.762 | 71024 |
| nose-art | 0.762 | 96459 |
| lighter-than-air | 0.762 | 99347 |
| turboprop | 0.760 | 44803 |
| passenger-carrying | 0.759 | 87867 |
| nasm | 0.759 | 95859 |
| houndsworth | 0.759 | 86634 |