The global smart glass market size was estimated at USD 7.38 billion in 2024 and is estimated to reach USD 13.01 billion by 2030, growing at a CAGR of 9.6% from 2025 to 2030. This strong growth reflects the increasing adoption of smart glass technologies as part of a broader global transition toward energy-efficient and sustainable building solutions. As governments, businesses, and consumers place greater emphasis on reducing energy consumption and environmental impact, smart glass is emerging as an important material in modern construction and infrastructure development.

Smart glass plays a critical role in lowering overall energy usage by actively regulating the transmission of heat and light. By minimizing heat gain and controlling glare, it reduces dependence on artificial lighting and air-conditioning systems, thereby improving building energy efficiency. Factors such as rising energy costs, increasingly stringent environmental regulations, and the growing importance of green building certifications are accelerating the adoption of smart glass across commercial and residential buildings. In addition, the rising demand for connected and intelligent infrastructure is further strengthening the position of smart glass as a key component in next-generation architectural designs.

Beyond buildings, the automotive sector is also contributing significantly to market growth. Automakers are increasingly incorporating smart glass into vehicle components such as sunroofs, windows, and rear-view mirrors to enhance passenger comfort, safety, and overall driving experience. The smart glass industry is benefiting from the growing demand for advanced driver assistance systems (ADAS) and premium vehicle features. By enabling adjustable tinting and effective glare reduction, smart glass improves visibility and comfort for drivers and passengers alike. Electrically switchable smart glass, in particular, is gaining strong traction among luxury and electric vehicle manufacturers. This growing integration highlights the expanding role of the automotive segment as a key driver of the smart glass market.

Key Market Trends & Insights:

• The North America smart glass market generated the highest revenue share in 2024, accounting for more than 32% of the global market. This strong regional performance can be attributed to early adoption of advanced building technologies, high awareness of energy-efficient solutions, and strong demand from both the construction and automotive industries. Supportive regulatory frameworks promoting sustainable buildings, along with significant investments in smart infrastructure and renovation projects, have further contributed to North America’s leading position in the smart glass market.

• Within the region, the U.S. smart glass market held a dominant position in 2024. The country’s leadership is driven by the widespread adoption of smart glass in commercial buildings, residential projects, and transportation applications. Growing investments in green buildings, the presence of key market players, and increasing integration of smart technologies in modern architecture and vehicles have reinforced the U.S. market’s dominance.

• Based on application, the transportation segment accounted for the largest share of the smart glass market in 2024. This dominance is supported by the increasing use of smart glass in automotive applications such as sunroofs, windows, windshields, and mirrors. The rising demand for enhanced passenger comfort, safety features, and advanced vehicle technologies, including electric and luxury vehicles, has significantly boosted adoption within the transportation sector.

• By control mode, the switches segment accounted for a significant share of the market in 2024. Switch-controlled smart glass is widely preferred due to its simplicity, reliability, and ease of integration into existing systems. This control mode allows users to manually adjust transparency levels as needed, making it suitable for both residential and commercial applications, as well as transportation use cases, thereby supporting its strong market presence.

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Market Size & Forecast:

• 2024 Market Size: USD 7.38 Billion

• 2030 Projected Market Size: USD 13.01 Billion

• CAGR (2025-2030): 9.6%

• North America: Largest market in 2024

• Asia Pacific: Fastest growing market

Key Companies & Market Share Insights:

Some of the key players operating in the smart glass market include AGC Inc. and Saint-Gobain, both of which have established strong market positions through advanced product portfolios, global operations, and continuous innovation in smart glazing technologies.

• AGC Inc. is a leading global glass manufacturer that offers a wide range of smart glass solutions, including electrochromic and thermochromic technologies. The company places strong emphasis on integrating smart glass into energy-efficient building designs as well as next-generation mobility applications. AGC’s solid research and development capabilities, combined with strategic partnerships with major automotive manufacturers and architectural firms, position it as a key innovator within the smart glass industry. Furthermore, the company’s extensive global footprint enables large-scale manufacturing and efficient distribution, allowing it to serve customers across multiple regions effectively.

• Saint-Gobain is a well-established industry pioneer with a strong presence in smart glass solutions, particularly through its SageGlass brand. The company delivers dynamic glass technologies designed for use in commercial, institutional, and residential buildings, with a focus on improving sustainability, occupant comfort, and energy efficiency. Saint-Gobain’s smart glass products play an important role in supporting LEED-certified construction projects and meeting stringent energy performance goals. Its vertically integrated business model helps ensure consistent product quality, reliable supply chains, and effective control across all stages of production and distribution.

• In addition to established leaders, companies such as Halio Inc. and Gauzy Ltd. are emerging as notable participants in the smart glass market, bringing innovative technologies and flexible solutions to address evolving industry demands.

• Halio Inc. specializes in electrochromic smart glass solutions that deliver rapid tinting speeds and precise control over light transmission. The company primarily targets sustainable building projects and works closely with architects, designers, and real estate developers to deliver next-generation smart glass solutions. Halio’s products are designed for seamless integration with IoT platforms, which enhances overall building intelligence and automation. Supported by investments from major industry players, the company is gaining increasing traction, particularly within the commercial real estate sector.

• Gauzy Ltd. is an innovative material science company focused on the development of light-control glass technologies based on SPD (suspended particle device) and LC (liquid crystal) systems. The company serves a wide range of end-use industries, including automotive, architectural, and consumer electronics sectors. Gauzy is recognized for its embedded smart film technologies and strong customization capabilities, which allow it to tailor solutions to specific customer requirements. Its agile operational model and research-driven approach enable the company to introduce novel smart glass solutions to the market more rapidly than many traditional players.

Key Players

• AGC Inc.

• ChromoGenics

• Corning Incorporated

• Gauzy Ltd.

• Gentex Corporation

• Guardian Industries Holdings, LLC

• Halio Inc.

• Merck KGaA (Merck Group)

• Nippon Sheet Glass Co. Ltd.

• PPG Industries Inc.

• RavenWindow

• Research Frontiers Inc.

• Saint Goblin S.A.

• Smartglass International

• VELUX Group

• View Inc.

• Polytronix Inc.

• Smart Glass Technologies LLC

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Conclusion:

The smart glass market is expected to expand steadily over the forecast period, driven by increasing demand for energy-efficient solutions in building and transportation sectors. Growth is supported by rising adoption in modern construction, sustainable infrastructure, and automotive applications, as well as advances in smart home integration and connected technologies. Overall, the industry outlook remains positive with broad uptake across commercial, residential, and mobility segments.