| Attribute | Yakovlev Yak-18T × | Republic RC-3 Seabee × |
|---|---|---|
| General | ||
| Manufacturer | Yakovlev | Republic Aviation |
| Model | Yakovlev Yak-18T | Republic RC-3 Seabee |
| Country | Russia | United States |
| Manufactured from (year) | 1967 | 1946 |
| Manufactured to (year) | 1993 | 1947 |
| Type | Military Trainers | Amphibious |
| Icao | Y18T | RC3 |
| Performance | ||
| Engine | 1x Vedeneyev M14P | 1x Franklin 6AS-215-BSF |
| Power, hp (hp) | 360 | 215 |
| Avionics | Baklan 5 VHF, ARK-9 ADF | - |
| Max cruise speed (km/h) | 300 | 185 |
| Approach speed (km/h) | 102 | 93 |
| Travel range (km) | 880 | 907 |
| Service ceiling (m) | 3,962 | 3,658 |
| Rate of climb (m/sec) | 5 | 3.56 |
| Take off distance (m) | 690 | 304 |
| Landing distance (m) | 790 | 213 |
| Weights | ||
| Max take off weight (kg) | 1,685 | 1,428 |
| Max landing weight (kg) | 1,650 | 1,361 |
| Max payload (kg) | 450 | 200 |
| Fuel tank capacity (l) | 352 | 284 |
| Baggage volume (m³) | - | 0.56 |
| Dimensions | ||
| Seats | 4 | 4 |
| Cabin height (m) | - | 1.17 |
| Cabin width (m) | - | 1.6 |
| Cabin length (m) | - | 2.69 |
| Exterior length (m) | 8.4 | 8.5 |
| Tail height (m) | 3.4 | 3.1 |
| Fuselage diameter (m) | 1.1 | 1.65 |
| Wing span (m) | 11.16 | 11.47 |
| Wing tips | No Winglets | No Winglets |