The global IoT microcontroller market size is anticipated to reach USD 12.94 billion by 2030, according to a new report by Grand View Research, Inc. The market is projected to grow at a CAGR of 16.3% from 2025 to 2030. Increase in adoption of smart home devices integrated with mobile applications and advancements in low power Microcontroller (MCU) are expected to drive the market growth. The surge in the number of enterprise IoT connections across industries such as manufacturing, healthcare, and energy and power is also expected to drive the growth of the market over the forecast period.

Advancements in short-range wireless connectivity such as Zigbee, Bluetooth, and KNX technologies, notably in Europe and North America also expected to drive IoT adoption over the next few years. Advancements in disruptive technologies such as big data analytics, Artificial Intelligence (AI), and industrial IoT are further expected to propel the adoption of IoT-connected devices. Increasing investments through funding in start-ups such as Hypervolt, HIXAA, SmartRent, and other SMEs that help to gain new IoT-based projects in industries likely to create the need for a high-performance, low-power IoT MCUs market over the forecast period.

Key IoT MCU manufacturers such as RENESAS Electric Corporation, NXP Semiconductors, and STMicroelectronics are innovating high-performance MCUs to meet the demand. For instance, in 2022, Renesas Electric Corporation launched the 32-bit RA Family of microcontrollers (MCUs). The launched product is based on the Arm Cortex-M23 core, which offers shallow power consumer MCUs developed explicitly for IoT endpoint applications, including industrial automation, medical devices, intelligent home appliances, and wearables.

The COVID-19 outbreak positively impacted the IoT MCU market in 2020. Government-imposed restrictions and stay-at-home mandates increased the demand for smart wearables, including fitness trackers, health-based wearables, and other consumer IoT devices. Due to a sudden increase in demand for consumer IoT devices and a temporary halt of production units, the market experienced a shortage of MCUs in 2021, creating an imbalance in supply and demand. In light of these factors, device manufacturers are expected to hike the connected product prices in 2022, which is likely to continue until 2023. 

IoT Microcontroller Market Report Highlights

32-bit captured more than 47% market share of the overall IoT MCU market in 2024, with the market size expected to register a healthy CAGR over the forecast period. An increase in the adoption of smart utilities and industrial robotics is expected to drive market growth over the forecast period 

The industrial automation segment dominated the market with a revenue share of 33.1% in 2024. Industrial automation aims to streamline processes, increase operational efficiency, and improve productivity 

Asia Pacific led the market in 2024, a trend expected to continue over the mid-term. Adding to this, increasing government initiatives to develop innovative and connected infrastructure signifies market growth

IoT Microcontroller Market Segmentation

Grand View Research has segmented the global IoT microcontroller market report based on product, application, and region:

IoT Microcontroller Product Outlook (Revenue; USD Billion, 2018 - 2030)

8 Bit

16 Bit

32 Bit

IoT Microcontroller Application Outlook (Revenue; USD Billion, 2018 - 2030)

Industrial Automation

Smart Home

Consumer Electronics

Smartphones

Wearables

Others

Others

IoT Microcontroller Regional Outlook (Revenue: USD Billion, 2018 - 2030)

North America

US

Canada

Mexico

Europe

UK

Germany

France

Asia Pacific

China

India

Japan

Australia

South Korea

Latin America

Brazil

Middle East & Africa (MEA)

UAE

Saudi Arabia

South Africa

Key Players in the IoT Microcontroller Market

Broadcom

Espressif Systems (Shanghai) Co., Ltd

Holtek Semiconductor Inc.

Infineon Technologies

Microchip Technology Inc.

Nuvoton Technology Corporation

NXP Semiconductors

Silicon Laboratories

STMicroelectronics

Texas Instruments Incorporated

Renesas Electronics Corporation

The IoT microcontroller market is expected to enable connectivity of various devices used in applications ranging from industrial automation to consumer electronics. IoT microcontrollers help in building small intelligent devices that collect and transmit data over the internet. They offer benefits such as compact design, low-power operation and integrated wireless communication capabilities. With increasing connectivity of devices and growing demand for remote monitoring in industries, the adoption of IoT microcontrollers is growing significantly. Global IoT microcontroller market is estimated to be valued at US$ 6.04 Bn in 2024 and is expected to reach US$ 14.85 Bn by 2031, exhibiting a compound annual growth rate (CAGR) of 13.7% from 2024 to 2031.

The burgeoning need for connected devices across industries is one of the key factors driving the demand for IoT microcontrollers. Various industries are rapidly adopting IoT solutions to improve operational efficiency and offer enhanced customer experience through remote monitoring and management. Additionally, technology advancements in wireless communication standards such as Bluetooth 5, WiFi 6, and LPWAN are allowing development of low-cost IoT devices with extended range, which is further fuelling market growth. Key Takeaways Key players operating in the IoT microcontroller are Analog Devices Inc., Broadcom Inc., Espressif Systems (Shanghai) Co., Ltd., Holtek Semiconductor Inc., Infineon Technologies AG, Integrated Device Technology, Inc.,and Microchip Technology Inc. Key opportunities in the market include scope for integrating advanced features in microcontrollers to support new wireless technologies and opportunity to develop application-specific microcontrollers for niche IoT markets and applications. There is significant potential for IoT Microcontroller Market Growth providers to expand globally particularly in Asia Pacific and Europe owing to industrial digitalization efforts and increasing penetration of smart homes and cities concept in the regions. Market drivers Growing adoption of connected devices: Rapid proliferation of IoT across various industries such as industrial automation, automotive, healthcare is fueling demand for microcontroller-based solutions. IoT devices require microcontrollers to perform essential tasks like data processing and wireless communication. Enabling technologies advancements: Improvements in low-power wireless technologies, Embedded Systems, and sensors are allowing development of advanced yet affordable IoT solutions leading to new applications for microcontrollers. Market restraints Data privacy and security concerns: Use of IoT microcontrollers makes devices vulnerable to cyber-attacks and privacy breaches raising concerns among users. Addressing security issues remain a challenge restricting broader adoption. Interoperability issues: Lack of common communication protocols results in devices inability to communicate with each other smoothly restricting large-scale IoT deployments.

Segment Analysis The IoT Microcontroller Market Regional Analysis is segmented based on product type, end-use industry, and geography. Within product type, 8-bit microcontrollers dominate the segment as they are cheaper and suit basic IoT applications requiring low power consumption. Based on their wide usage in wearable devices, home automation systems, and smart appliances, 8-bit microcontrollers capture over 50% market share. 32-bit microcontrollers are gaining popularity for complex industrial, automotive and networking applications. The end-use industry segments of IoT microcontroller market include consumer electronics, automotive, industrial automation, healthcare, and others. Consumer electronics captures a major share owing to exponential increase in number of smart devices. Wearable fitness bands and smartwatches incorporate IoT microcontrollers to track vitals and connect to networks. Furthermore, incorporation of microcontrollers in smart home appliances like refrigerators, air conditioners, and washing machines are supporting the consumer electronics segment growth. Global Analysis In terms of regions, Asia Pacific dominates the IoT microcontroller market led by rising electronics production in India and China. counties like China, Japan and South Korea are major manufacturing hubs for smart appliances and wearable devices, driving the regional market. North America follows Asia Pacific in terms of market share led by growing industrial automation and presence of automotive giants in the US and Canada adopting connected car technologies. Europe captures a significant market share with growing penetration of IoT across industry verticals in major countries like Germany, UK and France. Middle East and Africa offer lucrative opportunities for embedded software development and IoT services companies eying untapped markets.

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The market for IoT microcontrollers was estimated to be worth US$ 4.6 billion in 2021 and is projected to grow at a compound annual growth rate of 8.7% to reach US$ 5 billion by 2022. In addition, the industry is predicted to grow at a rate of 3.4 times until 2032, when its worth is predicted to reach US$ 17 billion.

The IoT microcontroller market is witnessing robust growth, driven by factors such as increasing adoption of IoT devices, advancements in semiconductor technology, and growing demand for energy-efficient solutions. With the advent of 5G technology and edge computing, the demand for high-performance microcontrollers capable of processing and analyzing data at the edge is expected to surge.

The market is expected to be driven primarily by the growing need for low-cost smart wireless sensor networks and the expansion of internet connectivity in technologically advanced nations. Other notable reasons driving the market are the rise in IoT connections and the growing demand for linked items that are low-power and energy-efficient.

Furthermore, the market is anticipated to have a major rise in the near future due to the growing popularity of the Internet of Things (IoT). Numerous applications of IoT are being seen, including smart grids, smart cities, industrial automation, and smart appliances. These applications are expected to drive the market throughout the forecast period.

Furthermore, wearable technology adoption is anticipated to be driven by the growing popularity of fitness apps and increased awareness of physical fitness in developing nations like China, Japan, and India, which will increase the market size throughout the forecast period.

Top Key Players are Broadcom Espressif Systems (Shanghai) Co. Ltd. Holtek Semiconductor Inc. Infineon Technologies Microchip Technology Inc. Nuvoton Technology Corporation NXP Semiconductors Silicon Laboratories ST Microelectronics Texas Instruments Incorporated Renesas Electronics Corporation

Market Segmentations By Product : 8 Bit IoT Microcontroller, 16 Bit IoT Microcontroller, 32 Bit IoT Microcontroller By Application : IoT Microcontroller for Industrial Automation, IoT Microcontroller for Smart Homes, IoT Microcontroller for Consumer Electronics, Smartphones, Wearables, Others, IoT Microcontroller for Other Applications

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Competitive Landscape In order to increase their worldwide reach, players in the global IoT microcontroller market employ a variety of tactics, including partnerships, collaborations, and partnerships. In order to improve their goods’ innovations and solidify their positions in the international market, the players are also investing a large amount in research and development. Among the important actors, some recent developments are as follows:

The global IoT microcontroller market size is projected to reach USD 12.94 billion by 2030, registering a CAGR of 12.7% from 2022 to 2030, according to a new study by Grand View Research Inc. Increase in adoption of smart home devices integrated with mobile applications and advancements in low power Microcontroller (MCU) are expected to drive the market growth. The surge in the number of enterprise IoT connections across industries such as manufacturing, healthcare, and energy and power is also expected to drive the growth of the market over the forecast period. Advancements in short-range wireless connectivity such as Zigbee, Bluetooth, and KNX technologies, notably in Europe and North America also expected to drive IoT adoption over the next few years. Advancements in disruptive technologies such as big data analytics, Artificial Intelligence (AI), and industrial IoT are further expected to propel the adoption of IoT-connected devices. Increasing investments through funding in start-ups such as Hypervolt, HIXAA, SmartRent, and other SMEs that help to gain new IoT-based projects in industries likely to create the need for a high-performance, low-power IoT MCUs market over the forecast period.

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Key IoT MCU manufacturers such as RENESAS Electric Corporation, NXP Semiconductors, and STMicroelectronics are innovating high-performance MCUs to meet the demand. For instance, in 2022, Renesas Electric Corporation launched the 32-bit RA Family of microcontrollers (MCUs). The launched product is based on the Arm Cortex-M23 core, which offers shallow power consumer MCUs developed explicitly for IoT endpoint applications, including industrial automation, medical devices, intelligent home appliances, and wearables.

The COVID-19 outbreak positively impacted the IoT MCU market in 2020. Government-imposed restrictions and stay-at-home mandates increased the demand for smart wearables, including fitness trackers, health-based wearables, and other consumer IoT devices. Due to a sudden increase in demand for consumer IoT devices and a temporary halt of production units, the market experienced a shortage of MCUs in 2021, creating an imbalance in supply and demand. In light of these factors, device manufacturers are expected to hike the connected product prices in 2022, which is likely to continue until 2023. 

The IoT MCU market is a competitive market characterized by incumbents and a few small-scale manufacturers. Leading market players are investing aggressively in R&D initiatives to introduce innovative, low-power, and energy-efficient MCUs and foray into different application segments as part of their efforts to retain their existing customers while attracting new ones. Besides M&A, OEM emphasizes research and development to develop energy-efficient MCUs for low power applications.

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