The Greenline 58 Fly is a 19.08-metre current production yacht from Greenline Yachts. Greenline's embedded official technical specification publishes a 5.16-metre beam.
Twin 1,000 hp diesel engines; H-Drive hybrid configuration also published. The highest published top speed is 29 knots. Greenline publishes draft as 1.405 m; LYG leaves the two-decimal structured draft field blank rather than rounding the official figure. Luxury Yacht Guide leaves any manufacturer field blank where the current source does not provide one unambiguous value.