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Compare aircraft
Pick up to four aircraft. The best value in each row is highlighted.
Supermarine S.4
Commercial
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Heinkel HE 18
Commercial
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|---|---|---|
| Quick facts | ||
| Manufacturer | Supermarine | Heinkel |
| Type | Seaplanes & flying boats | Seaplanes & flying boats |
| Origin | — | — |
| First flight | 1925 | 1925 |
| Status | Retired | — |
| Units built | — | — |
| Unit cost | — | — |
| Powerplant | ||
| Engine model | — | Siemens & Halske |
At a glance
Figures are compiled from public sources and may be approximate; they can vary by variant and configuration.