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Grob G-120 vs NAMC YS-11

Grob G-120 vs NAMC YS-11 at a glance — top speed 435 vs 470 km/h, range 1,540 vs 2,110 km, max takeoff weight 1,490 vs 23,500 kg, built 215 vs 182 units.

Grob G-120 military training aircraft side profile drawing
🇩🇪 Grob G-120
NAMC YS-11 military training aircraft side profile drawing
🇯🇵 NAMC YS-11
Specifications
Grob G-120 NAMC YS-11
Origin country 🇩🇪 Germany 🇯🇵 Japan
Category Military Training Aircraft Military Training Aircraft
Manufacturer Grob NAMC
First flight 1 January 1999 30 August 1962
Year introduced 1999 1965
Number produced 215 units 182 units
Average unit price -- $2.2 million
Wing area 13.3 m² 94.8 m²
Wingspan 10.2 m 32.0 m
Height 2.7 m 9.0 m
Length 8.1 m 26.3 m
Maximum speed 435 km/h 470 km/h
Operational range 1,540 km 2,110 km
Service ceiling 5,486 m 6,980 m
Max. takeoff weight 1,490 kg 23,500 kg
Empty weight 1,080 kg 14,600 kg
Total thrust 1 x 194 kW 2 x 2,259 kW
Performance Radar Chart
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Frequently Asked Questions

Which is faster, the Grob G-120 or NAMC YS-11?
The NAMC YS-11 is faster with a maximum speed of 470 km/h compared to the Grob G-120's 435 km/h, a difference of 35 km/h.
Which has longer range, the Grob G-120 or NAMC YS-11?
The NAMC YS-11 has a longer range at 2,110 km compared to the Grob G-120's 1,540 km.
Which can fly higher, the Grob G-120 or NAMC YS-11?
The NAMC YS-11 has a higher service ceiling at 6,980 meters (22,900 ft) compared to the Grob G-120's 5,486 meters (17,998 ft).
Which is heavier, the Grob G-120 or NAMC YS-11?
The NAMC YS-11 has a higher maximum takeoff weight at 23,500 kg compared to the Grob G-120's 1,490 kg.
Which is larger, the Grob G-120 or NAMC YS-11?
The NAMC YS-11 is longer at 26.3 meters compared to the Grob G-120's 8.1 meters.
Which entered service first, the Grob G-120 or NAMC YS-11?
The NAMC YS-11 entered service first in 1965, 34 years before the Grob G-120 which entered service in 1999.
Which has been built in greater numbers, the Grob G-120 or NAMC YS-11?
The Grob G-120 has been produced in greater numbers with 215 units compared to 182 units of the NAMC YS-11.