“EV vs ICE” isn’t just an eye-watering smorgasbord of acronyms, it’s some of the juiciest, clickbait industry journalists have had in years. Unfortunately, it’s often used as an apples-to-apples comparison between two impressive feats of engineering that deserve to be judged separately and on their own merits. These two technologies fundamentally differ in their mechanisms of operation, energy sources, and environmental impacts. While ICE vehicles rely on the combustion of fossil fuels, electric vehicles (EVs) harness the power of stored electricity. 

Let’s take a quick look at what internal combustion engines are, what electric vehicles are, and make some of the inevitable comparisons between the current technological status quo and what promises to be the propulsion solution of the future. 

A Quick History

Internal combustion engines (ICE) have been the critical backbone of transportation and recreation for over one hundred years now. With the invention of the gasoline-powered engine in the late 19th century, ICE vehicles revolutionized travel, enabling people and goods to move in different ways, directions, and speeds like never before. From the historic and revolutionary Ford Model T to the cutting-edge innovations of the Koenigsegg Jesko, ICE technology has continuously evolved, shaping the transportation landscape and driving technological innovation. 

Electric vehicles (EVs) also have a rich history going back to the early 19th century. While their popularity started slipping with the advent of the gasoline-powered automobile, EV technology has seen a massive resurgence of interest driven by concerns over climate change and air pollution. With advancements in battery technology, electric drivetrains, and charging infrastructure, EVs have become a viable alternative to traditional ICE vehicles, while offering a level of performance and excitement that ICE engines struggle to match. 

Same Purpose, Different Execution

In the comparison of EV vs ICE, at their core, both powertrains exist to serve the same fundamental purpose — using energy to move vehicles forward. Using cars as an example, both platforms share common components such as wheels, brakes, and suspension systems, and both require some form of energy storage to operate efficiently. 

But their methods of achieving this propulsion couldn’t be more different. ICE vehicles rely on controlled explosions of gas or diesel fuel in the engine’s cylinders to generate power. This process produces exhaust gases, including carbon dioxide (CO2), nitrogen oxides (NOx), and particulate matter. In contrast, EVs use stored energy held in batteries to power electric motors, which  in turn produces zero tailpipe emissions during operation. While the production of electricity for EVs may still generate emissions depending on the energy source used, overall, EVs offer a cleaner and more sustainable alternative to ICE vehicles.

Performance and Efficiency

Internal combustion engines have been evolving for a century — undergoing significant, and highly impressive, advancements in performance and efficiency over the years. From turbocharged engines to direct fuel injection, ICE vehicles really have achieved impressive levels of horsepower, torque, and fuel economy — from increasingly smaller and more efficient engines. However, the efficiency of ICE vehicles can vary depending on driving conditions, engine size, and vehicle weight, with larger vehicles generally consuming more fuel than smaller ones.

Electric vehicles on the other hand are renowned for their instant torque delivery and silky smooth acceleration. Because electric motors are capable of delivering maximum torque from a standstill (0 RPMs), EVs offer another level of acceleration and responsive performance, making them well-suited for both urban driving and high-performance applications like race cars. Additionally, thanks to the simplicity of electric drivetrains and regenerative braking systems, significantly less energy is lost due to heat and friction compared to ICE engines and vehicles, giving them higher energy efficiency compared to ICE vehicles

A Real Environmental Impact

The environmental impact of internal combustion engines is an extremely hot topic and a growing concern for governments and populations around the world. The combustion of fossil fuels releases greenhouse gases like CO2, into the atmosphere, which has been linked to climate change and global warming. ICE vehicles also emit pollutants such as NOx, carbon monoxide (CO), and hydrocarbons (HC), which have been proven to have adverse effects on air quality and human health.

Enter EVs. Electric vehicles offer a greener alternative to traditional ICE vehicles. By eliminating tailpipe emissions during operation, EVs help reduce air pollution and minimize the negative impacts of transportation on public health and the environment. And the environmental footprint of EVs can be even further reduced by using renewable energy sources, such as wind or solar power, to generate electricity for charging. It’s true that the production and disposal of EV batteries presents environmental challenges, but ongoing research and development has made massive advancements and aims to improve both battery recycling and sustainability.

The Future is Electric

Despite their familiarity, performance, and continued innovation, the long-standing dominance of internal combustion faces an uncertain future. As governments worldwide implement stricter emissions regulations and seek to make the move to cleaner forms of transportation, many industries are under pressure to develop alternative propulsion technologies. While advancements in hybrid and fuel-efficient vehicles continue to improve the efficiency of ICE technology, the shift towards electrification appears inevitable as EVs gain momentum and market share.

And it’s not just cars. Electric vehicles are poised to dominate the future of propulsion across all industries. With ongoing investment and research into battery technology, charging infrastructure, and renewable energy, EVs offer a sustainable solution to current transportation and environmental challenges. From passenger cars to boats and planes, electrification is already reshaping the transportation landscape, driving innovation and economic growth while reducing carbon emissions and reliance on the Earth’s limited fossil fuels. As the transition to electric mobility accelerates, EVs will play a central role in shaping not only a cleaner, greener future, but and exciting one with all-new levels of power and performance. 

While internal combustion engines have served us well as the primary mode of propulsion for over a century, the rise of electric propulsion and EVs signal a serious shift in transportation technology. As society continues working to address climate change and air pollution, a transition to electric mobility offers an exciting path forward.