Internal combustion engines (ICEs) remain an important component of global transportation, industrial machinery, marine operations, and power generation. Despite the growing adoption of electric vehicles and alternative propulsion technologies, ICE systems continue to serve a broad range of applications because of their established manufacturing infrastructure, fuel availability, performance characteristics, and operational flexibility. Advances in fuel efficiency, emissions control, and alternative-fuel compatibility are also creating new development opportunities for engine manufacturers.

According to Grand View Research, the global internal combustion engine market was estimated at 181,836 thousand units in 2022. The market is projected to reach 366,726 thousand units by 2030, expanding at a CAGR of 9.2% from 2023 to 2030. Increasing demand for passenger and commercial vehicles, alongside industrial applications, is supporting market expansion.

Download a free sample copy of the Internal Combustion Engine market report to understand detailed coverage and inclusions in the final report

Automotive Demand Remains the Foundation of Engine Production

The automotive segment accounted for 68.1% of the global internal combustion engine market volume share in 2022 and is expected to register the fastest growth, with a projected CAGR of 9.4% during the forecast period. Rising vehicle ownership, increasing disposable incomes, and expanding transportation requirements across emerging economies are supporting demand for passenger and commercial vehicles.

Automotive manufacturers are continuing to improve engine designs to achieve better fuel economy, performance, and emissions control. Developments in turbocharging, direct fuel injection, engine management systems, and hybrid powertrains are helping extend the capabilities of conventional engine technology. These improvements are particularly relevant in markets where electric vehicle charging infrastructure and affordability remain barriers to widespread electrification.

Go Deeper! Ask Prism AI about the Internal Combustion Engine Market.

Petroleum Engines Maintain Fuel-Type Leadership

The petroleum segment dominated the fuel-type category, accounting for 81.6% of market volume in 2022. Gasoline and diesel engines remain widely used across passenger cars, commercial vehicles, construction equipment, and other applications. Established fuel distribution networks, manufacturing capabilities, and servicing infrastructure continue to support their adoption.

Natural gas engines offer an alternative for fleet operators and industrial users seeking to diversify fuel sources and reduce certain emissions. The natural gas segment is expected to grow at a CAGR of 9.0% during the forecast period. Compressed natural gas (CNG) and liquefied natural gas (LNG) are relevant in transportation and heavy-duty applications, particularly where fuel availability and operating economics support their use.

Request a Sample Report to Explore Detailed Market Insights and Industry Analysis.

Marine and Aircraft Applications Expand Engine Opportunities

Although automotive applications represent the largest end-use category, marine and aircraft applications contribute to the wider market. Marine engines support commercial shipping, defense vessels, offshore operations, and other maritime activities. Manufacturers are exploring alternative fuels and engine configurations to address changing environmental requirements in the shipping industry.

The aircraft segment is expected to register a CAGR of 8.5% during the forecast period. Demand from commercial aviation, tourism, logistics, and defense applications supports the need for reliable and high-performance propulsion systems. Improvements in fuel efficiency and multi-fuel capabilities are also influencing engine development.

Asia Pacific Leads Global Market Volume

Asia Pacific accounted for 41.6% of the global internal combustion engine market volume share in 2022 and is expected to grow at the fastest regional CAGR of 9.6% during the forecast period. The presence of major automotive manufacturers, rising vehicle production, and increasing demand for passenger and commercial vehicles support the region's leading position.

China and India are important contributors because of their large automotive industries and expanding transportation requirements. Industrialization and demand for engines in construction, agriculture, mining, and power generation also create opportunities across the region.

North America is expected to expand at a CAGR of 8.9%, supported by vehicle adoption, established automotive manufacturers, and demand for advanced engine technologies. Europe remains an important market as manufacturers focus on emissions compliance, engine efficiency, hybrid powertrains, and alternative propulsion solutions.

Hydrogen and Natural Gas Technologies Influence Engine Innovation

The internal combustion engine industry is undergoing technological changes as manufacturers explore fuels beyond conventional gasoline and diesel. Hydrogen combustion engines and natural gas powertrains are receiving attention as potential alternatives for selected transportation and industrial applications. These technologies allow manufacturers to build on existing combustion-engine expertise while exploring different fuel pathways.

Engine developers are also investing in low-temperature combustion, advanced fuel injection, electronic control systems, and lightweight components. Low-temperature combustion technologies aim to reduce nitrogen oxide emissions and particulate matter while improving fuel efficiency. However, challenges involving ignition control, thermal management, development costs, and regulatory compliance remain.

FAQs

1. What is the projected size of the global internal combustion engine market by 2030?

The global internal combustion engine market is projected to reach 366,726 thousand units by 2030, growing at a CAGR of 9.2% from 2023 to 2030.

2. Which segments dominate the internal combustion engine market?

The automotive segment led the end-use category with a 68.1% volume share in 2022, while petroleum engines dominated the fuel-type category with an 81.6% share.

Key Internal Combustion Engine Companies:

AB Volvo
TOYOTA MOTOR CORPORATION
Volkswagen Group
Rolls-Royce plc
Mahindra & Mahindra Ltd.
Renault Group
MITSUBISHI HEAVY INDUSTRIES, LTD.
MAN
General Motors
Ford Motor Company
FCA US LLC
Robert Bosch GmbH
AGCO Corporation
Caterpillar
Shanghai Diesel Engine Co., Ltd.

About us:

Grand View Research, a market research and consulting company, provides syndicated research reports, customized research reports, and consulting services. Grand View Research database is used by the world's renowned academic institutions and Fortune 500 companies to understand the global and regional business environment. Our database features thousands of statistics and in-depth analysis on 46 industries in 25 major countries worldwide.

Automotive Engine Demand Drives Internal Combustion Engine Production

The internal combustion engine market size was estimated at USD 181,836 thousand units in 2022 and is projected to reach USD 366,726 thousand units by 2030