Silicon on Insulator (SOI) Market Report 2026

The silicon on insulator (soi) market size has grown rapidly in recent years. It will grow from $1.98 billion in 2025 to $2.26 billion in 2026 at a compound annual growth rate (CAGR) of 14.2%. The growth in the historic period can be attributed to growth in adoption of soi for high-speed processors, reliance on conventional bulk silicon wafers, early demand from aerospace and defense systems, expansion in telecommunications hardware, development of power-efficient semiconductor devices.

The silicon on insulator (soi) market size is expected to see rapid growth in the next few years. It will grow to $3.81 billion in 2030 at a compound annual growth rate (CAGR) of 13.9%. The growth in the forecast period can be attributed to rising demand for fd-soi in low-power electronics, increasing adoption in automotive and industrial applications, expansion of next-gen communication chipsets, development of advanced soi wafer manufacturing processes, growing investment in high-performance computing technologies. Major trends in the forecast period include development of high-performance soi technologies, expansion of AI-optimized soi semiconductor platforms, advancement of smart automated soi fabrication, integration of soi into intelligent connected devices, increased use of soi for high-speed computing applications.

The growing expansion of 5G networks is expected to drive the growth of the silicon-on-insulator market in the coming years. 5G networks represent the fifth generation of wireless cellular technology, designed to deliver substantially faster data speeds, reduced latency, and improved connectivity for a large number of devices simultaneously. The expansion of 5G networks is increasing primarily due to rising mobile data consumption driven by widespread use of video streaming, cloud gaming, and mobile applications that require higher speeds and bandwidth. Silicon-on-insulator (SOI) technology is used in 5G networks to enhance the performance of RF front-end components by reducing signal loss and improving isolation at high frequencies. For example, in September 2023, 5G Americas, a U.S.-based industry trade organization, reported that the 5G penetration rate in North America had reached an exceptional 40%, with a 25.5% growth rate in the first half of 2023. Projections show that North America’s 5G connections will reach 669 million by 2028. Therefore, the increasing expansion of 5G networks is driving the growth of the silicon-on-insulator market.

Major companies in the silicon-on-insulator market are advancing technology through the development of SOI technology platforms. Silicon-on-insulator (SOI) technology is a semiconductor wafer process that involves manufacturing silicon devices on a layered silicon-insulator-silicon substrate to reduce parasitic capacitance and improve device performance. For instance, in May 2023, United Microelectronics Corporation (UMC), a Taiwan-based semiconductor company, launched a 40nm SOI technology platform for wafer-based millimeter-wave (mmWave) RF chip development. The 40RFSOI platform is engineered to produce RF switches, low-noise amplifiers, and power amplifiers capable of handling the wider bandwidth demands of mmWave frequencies. This platform will support the most advanced 5G wireless networks and applications, including smartphones, fixed wireless access (FWA) devices, and small cell base stations.

In December 2024, Soitec, a France-based manufacturer of advanced engineered silicon wafers and SOI substrates, partnered with GlobalFoundries to supply 300 mm RF-SOI substrates for producing next-generation RF technologies used in 5G and wireless communication devices. Through this partnership, the companies aim to ensure a continuous supply of high-performance 300 mm RF-SOI substrates to support GlobalFoundries’ RF-SOI technology platforms, thereby strengthening their presence in 5G, Wi-Fi, and mobile RF front-end applications. GlobalFoundries is a U.S.-based semiconductor foundry that provides manufacturing services for advanced integrated circuits, including RF, logic, and high-performance chips.

Major companies operating in the silicon on insulator (soi) market are GlobalWafers Co. Ltd., GlobalFoundries Inc., Murata Manufacturing Co. Ltd., NXP Semiconductors N.V., ShanghAI Simgui Technology Co. Ltd., Shin-Etsu Chemical Co. Ltd., Silicon Valley Microelectronics Inc., Soitec S.A., STMicroelectronics N.V., SUMCO Corporation, IBM Corporation, Virginia Semiconductor Inc., Taiwan Semiconductor Manufacturing Company Limited, Qorvo Inc., EV Group (EVG), ON Semiconductor Corporation, Infineon Technologies AG, Intel Corporation, Jazz Semiconductor Inc., Lattice Semiconductor Corporation, MagnaChip Semiconductor Corporation.

Note that the outlook for this market is being affected by rapid changes in trade relations and tariffs globally. The report will be updated prior to delivery to reflect the latest status, including revised forecasts and quantified impact analysis. The report’s Recommendations and Conclusions sections will be updated to give strategies for entities dealing with the fast-moving international environment.

Tariffs have impacted the silicon on insulator market by increasing prices of imported silicon substrates, insulator materials, and advanced wafer fabrication equipment used across semiconductor manufacturing hubs. Automotive, consumer electronics, and telecommunications applications in North America, Europe, and Asia-Pacific have faced elevated production costs and extended lead times. Nevertheless, tariffs are also promoting regional SOI wafer manufacturing, supporting strategic investment in localized substrate technologies, and fostering innovation in cost-efficient SOI processes to reinforce global semiconductor supply chain durability.

The silicon on insulator market research report is one of a series of new reports that provides silicon on insulator market statistics, including silicon on insulator industry global market size, regional shares, competitors with a silicon on insulator market share, detailed silicon on insulator market segments, market trends and opportunities, and any further data you may need to thrive in the silicon on insulator industry. This silicon on insulator market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future scenario of the industry.

Silicon on insulator denotes a semiconductor device comprising layers of crystalline silicon, isolated from the bulk substrate by an insulator layer. It is extensively utilized in high-speed computer processing to enhance performance and efficiency.

The primary categories of silicon on insulator (SoI) encompass fully depleted silicon on insulator (FD-SoI), partially depleted silicon on insulator (PD-SoI), power-SoI, among others. A fully depleted silicon on insulator (Fd-SoI) signifies a semiconductor device containing an ultra-thin silicon layer over buried oxide, situated atop a thin silicon base. The predominant wafer sizes are either less than or equal to 200 mm or 201 mm and above. Various technologies involved include besoi, simox, smart cut, eltran, and sos. Diverse applications span power supplies, consumer electronics, automotive, IT and telecommunications, aerospace and defense, industrial, and more.Asia-Pacific was the largest region in the silicon on insulator (SOI) market in 2025. The regions covered in the silicon on insulator (soi) market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in the silicon on insulator (soi) market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain.

The silicon on insulator market consists of sales of epitaxial silicon-on-insulators. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors, and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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