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DHC-3 Otter vs NAMC YS-11

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
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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 1,130 kW
Performance Radar Chart

Overview

The DHC-3 Otter and the NAMC YS-11 are both Military Training Aircraft, manufactured by De Havilland Canada and NAMC respectively.

Top speed is 257 km/h for the DHC-3 Otter vs 470 km/h for the NAMC YS-11. The DHC-3 Otter has an operational range of 1,540 km vs 2,110 km for the NAMC YS-11. The NAMC YS-11 operates at altitudes up to 6,980 m compared to 5,730 m for the DHC-3 Otter. At 23,500 kg MTOW, the NAMC YS-11 is 6.5x the DHC-3 Otter's 3,629 kg.

The DHC-3 Otter has been produced in 466 units vs 182 for the NAMC YS-11. Unit cost is $0.6M for the DHC-3 Otter vs $2.25M for the NAMC YS-11. The DHC-3 Otter first flew 11 years before the NAMC YS-11 (1951 vs 1962).

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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.