GEARED TURBOFANNO COMPARISON. NO EQUAL. THERE IS ONLY ONE.
IN A LEAGUE OF ITS OWN
BIG FAN, EVEN BIGGER BENEFITS
This aerodynamic marvel: a bigger, more efficient fan brings you a quieter engine and the highest bypass ratio in commercial aviation.
Up to*
+33%
Fan Diameter
Compared to Previous Engine Generations
Up to*
12:1
Bypass Ratio
GEARED FOR TOMORROW, TODAY Fan Drive Gear System (FDGS)
A fundamental shift in jet engines, seven moving parts unlock high performance through a proven geared architecture.
3:1
Gear Ratio
3M+
Hours of Operation
On the FDGS
SPEED MATTERS
Slow fan and a fast core mean peak performance with no compromises – each part runs at its optimum speed.
40%
Slower Fan Speed
Compared to Previous Engine Generations
2,000
Airfoils Eliminated
IT'S WHAT’S INSIDE THAT COUNTS
Compressing air is hard work. That’s why the Pratt & Whitney GTF shares the load effectively between its high and low spools. Its integrally bladed rotors (IBRs) innovatively increase efficiency.
60%
Higher Pressure Ratio
Compared to Previous Engine Generations
Up to*
2
Fewer Stages
FEWER STAGES, MORE TO LOVE
Lightweight and green. Pairing high-speed turbines with a simplified combustor results in optimum efficiency and cleaner skies.
Up to*
4
Fewer Turbine Stages
Compared to Current Engine Generations
Up to*
50%
Reduction in Regulated NOx Emissions
Margin to CAEP/6
RUNWAY FOR GROWTH
Powered by proven geared architecture – and more than 40 groundbreaking innovations – the Pratt & Whitney GTF is unlike any engine that’s come before it. With pioneering technology that enables further evolution and performance enhancements in the future, the GTF is truly in a league of its own.
MEET THE FAMILY*All statistics are based on data across the entire Pratt & Whitney GTF Family and may not be applicable to specific engine models.