Mazda’s Skyactiv-X engine was highly anticipated before its release, but its real-world performance fell short of expectations. Fuel efficiency and power output did not live up to initial claims, and its high price further limited its appeal. As a result, its market share remains relatively low. Now, with Mazda preparing to introduce a new generation of engine technology, the Skyactiv-X is likely to be discontinued.
Market Reaction
Since its debut in North America with the Mazda3 in 2019, the Skyactiv-X has received mixed feedback. Many drivers reported that its fuel economy and handling did not meet expectations, and its price—roughly 700,000 yen more than a conventional engine—proved to be a significant drawback.
In Europe, however, the story is different. Strict CO₂ emission regulations and associated fines have made Skyactiv-X a more attractive option. In some countries, nearly all new Mazda vehicles come equipped with this technology.
Introducing the Next Generation: Skyactiv-Z
Despite reports suggesting the discontinuation of Skyactiv-X, Mazda has confirmed that existing models featuring this engine will remain available. However, the company has also made it clear that it is shifting its research and development focus to Skyactiv-Z, a next-generation internal combustion engine set to bring significant advancements.
According to Mazda’s November 2024 financial report, Skyactiv-Z will offer several key improvements:
Advanced Combustion Technology: The new engine will adopt a cutting-edge combustion method known as Lambda 1 combustion (ラムダワン), which enables ultra-lean burning at all engine speeds. This innovation improves thermal efficiency, reduces emissions, and enhances overall performance without compromising power.
Stricter Environmental Compliance: Skyactiv-Z is being designed to meet the world’s most stringent emission regulations, including Europe’s Euro 7, the U.S. LEV4, and Tier 4 standards. Mazda plans to introduce the engine by 2027, providing drivers with a cleaner, more efficient driving experience.
Broader Applications: Mazda aims to expand this advanced combustion technology to inline six-cylinder engines. Additionally, Skyactiv-Z is expected to integrate with hybrid powertrains, including a rotary-engine-based hybrid system currently in development, further boosting efficiency and performance.
Mazda’s Continued Commitment to Internal Combustion
Even as the automotive industry accelerates its shift toward electrification, Mazda remains committed to the future of internal combustion engines. The company believes that advanced combustion technologies still offer key advantages, including high efficiency, low emissions, and an engaging driving experience.
Industry experts suggest that with innovations like Skyactiv-Z, internal combustion engines will continue to play an important role in the years to come. Amid growing environmental regulations and shifting market dynamics, Mazda’s research and development team is determined to deliver solutions that balance performance, efficiency, and driving enjoyment.
Source: Bestcar

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