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ARGO Aero ARGON GTL vs NIKI Rotor Aviation Kallithea

Published specifications side by side. Every figure comes from the manufacturer, with the date it was last checked on each model page.

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Compare the exact engine and equipment variant before deciding. Values below retain the original source units and conditions; a missing value is not a disadvantage or a zero.

ARGO Aero ARGON GTL and NIKI Rotor Aviation Kallithea compared on published specifications.
Specification ARGO Aero ARGON GTL NIKI Rotor Aviation Kallithea
Engine Rotax 915 iS 2 A or 915 iSc 2 A Source · checked 2026-08-22 Rotax 912 /915 iS /Edge Performance Source · checked 2026-07-19
Fuel capacity 120 (2 x 60) l Source · checked 2026-08-22 66 Liter (17.43 US gallons) Source · checked 2026-07-19
Height 2.8 m Source · checked 2026-08-22 2850 mm Source · checked 2026-07-19
Length 5.45 (without rotor) m Source · checked 2026-08-22 4550 mm Source · checked 2026-07-19
Propeller Woodcomp KW 31 Source · checked 2026-08-22 Composite Source · checked 2026-07-19
Rotor diameter 8.70 m Source · checked 2026-08-22 8,5 m Source · checked 2026-07-19
Overall width 2.45 m Source · checked 2026-08-22 Not recorded
Maximum takeoff mass 600 kg Source · checked 2026-08-22 560 kg/600 kg Source · checked 2026-07-19
Cruise speed Not recorded 140 km/ h Source · checked 2026-07-19
Empty mass Not recorded 300 kg Source · checked 2026-07-19
Engine power Not recorded 100/ 141/150 hp Source · checked 2026-07-19
Takeoff roll Not recorded 0-150 m Source · checked 2026-07-19
Never-exceed speed (VNE) Not recorded 180 km Source · checked 2026-07-19
Endurance Not recorded Endurance 4 h with 30 min reserve Source · checked 2026-07-19

7 of 14 specifications are published by both manufacturers. A blank is a value not recorded in our sources, not a zero and not a weakness. Verify anything that matters against the flight manual before you buy.