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DHC-3 Otter vs NAMC YS-11

DHC-3 Otter vs NAMC YS-11 at a glance — top speed 257 vs 470 km/h, range 1,540 vs 2,110 km, max takeoff weight 3,629 vs 23,500 kg, built 466 vs 182 units.

De Havilland Canada DHC-3 Otter military training aircraft side profile drawing
🇨🇦 DHC-3 Otter
NAMC YS-11 military training aircraft side profile drawing
🇯🇵 NAMC YS-11
Specifications
DHC-3 Otter NAMC YS-11
Origin country 🇨🇦 Canada 🇯🇵 Japan
Category Military Training Aircraft Military Training Aircraft
Manufacturer De Havilland Canada NAMC
First flight 12 December 1951 30 August 1962
Year introduced 1953 1965
Number produced 466 units 182 units
Average unit price $600K $2.2 million
Wing area 35.0 m² 94.8 m²
Wingspan 18.0 m 32.0 m
Height 3.8 m 9.0 m
Length 12.8 m 26.3 m
Maximum speed 257 km/h 470 km/h
Operational range 1,540 km 2,110 km
Service ceiling 5,730 m 6,980 m
Max. takeoff weight 3,629 kg 23,500 kg
Empty weight 2,010 kg 14,600 kg
Total thrust 1 x 447 kW 2 x 2,259 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the DHC-3 Otter or NAMC YS-11?
The NAMC YS-11 is faster with a maximum speed of 470 km/h compared to the DHC-3 Otter's 257 km/h, a difference of 213 km/h.
Which has longer range, the DHC-3 Otter or NAMC YS-11?
The NAMC YS-11 has a longer range at 2,110 km compared to the DHC-3 Otter's 1,540 km.
Which can fly higher, the DHC-3 Otter or NAMC YS-11?
The NAMC YS-11 has a higher service ceiling at 6,980 meters (22,900 ft) compared to the DHC-3 Otter's 5,730 meters (18,799 ft).
Which is heavier, the DHC-3 Otter or NAMC YS-11?
The NAMC YS-11 has a higher maximum takeoff weight at 23,500 kg compared to the DHC-3 Otter's 3,629 kg.
Which is larger, the DHC-3 Otter or NAMC YS-11?
The NAMC YS-11 is longer at 26.3 meters compared to the DHC-3 Otter's 12.8 meters.
Which is more expensive, the DHC-3 Otter or NAMC YS-11?
The NAMC YS-11 is more expensive at approximately $2.2 million per unit compared to the DHC-3 Otter at $0.6 million.
Which entered service first, the DHC-3 Otter or NAMC YS-11?
The DHC-3 Otter entered service first in 1953, 12 years before the NAMC YS-11 which entered service in 1965.
Which has been built in greater numbers, the DHC-3 Otter or NAMC YS-11?
The DHC-3 Otter has been produced in greater numbers with 466 units compared to 182 units of the NAMC YS-11.