Grumman S-2 Tracker vs. Kaman K-MAX

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Grumman S-2 Tracker versus Kaman K-MAX
12.8 m 42 ft 0 in length 15.85 m 52.0 ft
5.16 m 16 ft 11 in height 4.10 m 13.5 ft
21.21 m 69 ft 7 in wingspan
2 x Wright R-1820-82WA Cyclone radial engines engines 1 x Honeywell T53-17 turboshaft engines
Approximately 1,525 hp each thrust per engine 1,600 hp
Approximately 3,050 hp total total thrust 1,600 hp
26,147 lb 11,866 kg MTOW 2,721 kg 6,000 lb
1,915 km 1,034 nm range 370 km 200 nm
200 mph 322 km/h cruise speed 185 km/h 115 mph
Pilot, co-pilot, and two sensor operators or crew members 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.