Jet.Nerd on Instagram: "This side-by-side comparison shows how jet engines have transformed from the Boeing 707 (1957) to the Boeing 777 (1994)—a leap in both size and technology. 🛩️ Boeing 707 (1957) • Engines: Pratt & Whitney JT3C turbojets • Design: Slim, noisy, smoky, and fuel-hungry • Thrust: Low bypass ratio – almost all air forced through the hot core • Sound: Deafening roar 🔊💥 ✈️ Boeing 777 (1994) • Engines: GE90 or Rolls-Royce Trent turbofans • Design: Ultra-wide, smooth, quiet, and

Air France Boeing 777-300ER begins its smooth departure from San Francisco International Airport on a long-haul flight to Paris Charles de Gaulle. #AirFrance #Boeing777300ER #longhaulflight #planespotting #flysfo #aviationlovers #bayareaplanes #runwayaction #fblifestyle #sfflights | SF.Flights