| Similarity | Rank | |
|---|---|---|
| rallye | 0.855 | 77824 |
| twin-engine | 0.827 | 92072 |
| piston-engined | 0.823 | 73753 |
| dc-6 | 0.813 | 81004 |
| v16 | 0.807 | 72350 |
| rulor | 0.807 | 73268 |
| horsa | 0.803 | 79157 |
| oceanis | 0.803 | 66932 |
| cessna | 0.801 | 21580 |
| f.i | 0.799 | 94046 |
| four-seater | 0.798 | 49021 |
| electrically-powered | 0.798 | 88680 |
| microlight | 0.797 | 26740 |
| stearman | 0.787 | 63107 |
| vr6 | 0.786 | 72442 |
| single-seater | 0.786 | 63936 |
| refuelling | 0.785 | 88548 |
| non-turbo | 0.784 | 72533 |
| subsonic | 0.782 | 74611 |
| twin-engin | 0.779 | 42828 |
| f-14 | 0.778 | 82452 |
| t-6 | 0.772 | 81002 |
| cabrio | 0.772 | 72530 |
| kph | 0.772 | 46593 |
| 205xs | 0.771 | 95023 |