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Compare aircraft
Pick up to four aircraft. The best value in each row is highlighted.
Glenn L. Martin Company Martin P4M Mercator
Military
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Kawasaki Heavy Industries Lockheed P-2 Neptune
Military
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|---|---|---|
| Quick facts | ||
| Manufacturer | Glenn L. Martin Company | Kawasaki Heavy Industries |
| Type | Maritime patrol | Maritime patrol |
| Origin | 🇺🇸 United States | 🇺🇸 United States |
| First flight | 1946 | 1945 |
| Status | Retired | Retired |
| Units built | 21 | 1,118 |
| Unit cost | — | — |
| Dimensions | ||
| Length | — | 29.23 m |
| Wingspan | — | 29.78 m |
At a glance
Figures are compiled from public sources and may be approximate; they can vary by variant and configuration.