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Grob G-120 vs Robinson R22

Grob G-120 military training aircraft side profile drawing
🇩🇪 Grob G-120
Robinson R22 military training aircraft side profile drawing
🇺🇸 Robinson R22
Change comparison vs
Specifications
Grob G-120 Robinson R22
Origin country 🇩🇪 Germany 🇺🇸 United States
Category Military Training Aircraft Military Training Aircraft
Manufacturer Grob Robinson
First flight 1 January 1999 28 August 1975
Year introduced 1999 1979
Number produced 215 units 4600 units
Average unit price -- $400K
Wing area 13.3 m² -- m²
Wingspan 10.2 m 7.7 m
Height 2.7 m 2.5 m
Length 8.1 m 8.8 m
Maximum speed 435 km/h 188 km/h
Operational range 1,540 km 387 km
Service ceiling 5,486 m 4,267 m
Max. takeoff weight 1,490 kg 621 kg
Empty weight 1,080 kg 361 kg
Total thrust 1 x 194 kW 1 x 93 kW
Performance Radar Chart

Overview

The Grob G-120 and the Robinson R22 are both Military Training Aircraft, manufactured by Grob and Robinson respectively.

The Grob G-120 reaches 435 km/h — 2.3x the Robinson R22's 188 km/h. The Grob G-120 has an operational range of 1,540 km vs 387 km for the Robinson R22. The Grob G-120 operates at altitudes up to 5,486 m compared to 4,267 m for the Robinson R22. At 1,490 kg MTOW, the Grob G-120 is 2.4x the Robinson R22's 621 kg.

The Grob G-120 has been produced in 215 units vs 4,600 for the Robinson R22. The Robinson R22 first flew 24 years before the Grob G-120 (1975 vs 1999).

Frequently Asked Questions

Which is faster, the Grob G-120 or Robinson R22?
The Grob G-120 is faster with a maximum speed of 435 km/h compared to the Robinson R22's 188 km/h, a difference of 247 km/h.
Which has longer range, the Grob G-120 or Robinson R22?
The Grob G-120 has a longer range at 1,540 km compared to the Robinson R22's 387 km.
Which can fly higher, the Grob G-120 or Robinson R22?
The Grob G-120 has a higher service ceiling at 5,486 meters (17,998 ft) compared to the Robinson R22's 4,267 meters (13,999 ft).
Which is heavier, the Grob G-120 or Robinson R22?
The Grob G-120 has a higher maximum takeoff weight at 1,490 kg compared to the Robinson R22's 621 kg.
Which is larger, the Grob G-120 or Robinson R22?
The Robinson R22 is longer at 8.8 meters compared to the Grob G-120's 8.1 meters.
Which entered service first, the Grob G-120 or Robinson R22?
The Robinson R22 entered service first in 1979, 20 years before the Grob G-120 which entered service in 1999.
Which has been built in greater numbers, the Grob G-120 or Robinson R22?
The Robinson R22 has been produced in greater numbers with 4,600 units compared to 215 units of the Grob G-120.