Yakovlev Yak-3 vs. Kaman K-MAX

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Yakovlev Yak-3 versus Kaman K-MAX
8.5 m 27 ft 11 in length 15.85 m 52.0 ft
2.42 m 7 ft 11 in height 4.10 m 13.5 ft
9.2 m 30 ft 2 in wingspan
1 × Klimov VK-105PF2 V-12 liquid-cooled piston engine engines 1 x Honeywell T53-17 turboshaft engines
960 kW (1,290 hp) thrust per engine 1,600 hp
960 kW (1,290 hp) total thrust 1,600 hp
2,697 kg 5,950 lb MTOW 2,721 kg 6,000 lb
550 km 297 nm range 370 km 200 nm
349 knots 646 km/h cruise speed 185 km/h 115 mph
capacity 4.1
rotor diameter 13.2 m 43 ft 4 in
rate of climb 6.7 m/s 1,318 ft/min
Please note that these values are indicative and actual values can vary based on specific engine models and configurations.