Thunder & Colt Airborne America Inc. AX7-77 (S.1) (Thunder Balloons) vs Robinson Helicopter Company R44 II
Side-by-side aircraft model specifications (max across variants).
| Spec | Thunder & Colt Airborne America Inc. AX7-77 (S.1) (Thunder Balloons) | Robinson Helicopter Company R44 II |
|---|---|---|
| ICAO type | — | BALL |
| MTOW | — | 1,100 kg |
| Range | — | 350 nm |
| Cruise speed | — | 113 kt |
| Service ceiling | — | 14,000 ft |
| Max seats | — | 4 |
| Length | — | 12 m |
| Wingspan | — | — |
Thunder & Colt Airborne America Inc. AX7-77 (S.1) (Thunder Balloons)
Robinson Helicopter Company R44 II