 By 2018, The Citation III/VI/VII can be had for $0.5-1.5 million.In 1988 Cessna studied a stretch, longer range Citation IV to better compete with the BAe 125 with new engines, either Garretts or Pratt & Whitney PW300s.At the time, the 473 kn, 2,385 nmi range Citation III was selling for $6.125 million.