How much less fuel will new-generation aircraft use compared to older models?

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New-Generation Aircraft Offer Significant Fuel Savings

New-generation aircraft are estimated to consume approximately 20 per cent less fuel compared to older models. This advancement in fuel efficiency is a key factor in the projected composition of the future global commercial fleet, which is expected to be dominated by these newer, more economical planes.
Advancements in Fuel Efficiency

The development of new-generation aircraft has focused significantly on improving fuel consumption. These modern planes are designed with advanced aerodynamics and more efficient engine technologies, contributing to an estimated 20 per cent reduction in fuel usage. This figure represents a substantial improvement over the fuel efficiency of previous generations of aircraft.
Fleet Composition Trends

Currently, about 32 per cent of the global commercial aircraft fleet comprises these new-generation models. Boeing projects that by 2045, this proportion will dramatically increase, with an estimated 92 per cent of the global fleet consisting of these fuel-efficient aircraft. This shift underscores the industry's move towards more sustainable and cost-effective operations.
Projected Fleet Growth and Demand

The overall global commercial fleet is forecast to expand to 50,000 planes by 2045, up from the current 28,000. This growth is driven by anticipated increases in economic activity and the development of new travel routes. To meet this demand and replace older, less efficient aircraft, manufacturers will need to produce nearly 44,000 new planes over the next two decades.

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How much less fuel will new-generation aircraft use compared to older models?

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