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ARGO Aero ARGON GTL vs NIKI Rotor Aviation Kallithea K2

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

ARGO Aero ARGON GTL and NIKI Rotor Aviation Kallithea K2 compared on published specifications.
Specification ARGO Aero ARGON GTL NIKI Rotor Aviation Kallithea K2
Engine Rotax 915 iS 2 A or 915 iSc 2 A Rotax 916 iS
Fuel capacity 120 (2 x 60) l 2×40 Liter
Height 2.8 m 2800 mm
Length 5.45 (without rotor) m 4950 mm
Mtom 600 kg 600 kg
Propeller Woodcomp KW 31 Composite
Rotor diameter 8.70 m 8,8 m
Overall width 2.45 m Not published
Cruise speed Not published 140 km/h
Empty mass Not published 350 kg
Engine power Not published 160 hp
Range Not published Endurance 4h
Takeoff roll Not published 0-150 m
Vne Not published 180 km

7 of 14 specifications are published by both manufacturers. A blank is a figure the manufacturer does not publish, not a zero and not a weakness. Verify anything that matters against the flight manual before you buy.