The global gas sensor market is expected to grow from USD 1.78 billion in 2025 to USD 3.20 billion by 2033, with a compound annual growth rate (CAGR) of 7.6% from 2025 to 2033. This growth is driven by increasing demand in key industries such as oil & gas, chemicals, mining, and power. Additionally, the demand for miniaturized wireless gas sensors is rising due to advancements in IoT, building automation, and modern control systems. These sensors are valued for their low power consumption, high performance, and small size. Furthermore, the integration of gas sensors into smartphones and wearable devices for continuous environmental or atmospheric air quality monitoring is expected to boost demand in the coming years.
Extensive primary interviews were conducted with key industry experts in the gas sensor market to determine and verify the market size for various segments and subsegments. The breakdown of primary participants for the report is shown below: The study includes insights from a range of industry experts, from component suppliers to Tier 1 companies and OEMs. The breakdown of the primary respondents is as follows:
Honeywell International Inc. (US), MSA Safety Incorporated (US), Amphenol Corporation (US), Figaro Engineering Inc. (Japan), Alphasense (UK), Sensirion AG (Switzerland), Process Sensing Technologies (UK), ams-OSRAM AG (Austria), MEMBRAPOR (Switzerland), and Senseair AB (US), among others, are the key players in the gas sensor market.
The study includes an in-depth competitive analysis of these key players in the gas sensor market, as well as their company profiles, recent developments, and key market strategies.
By output type, digital segment to grow at highest CAGR during forecast period
The digital segment of the gas sensor market is expected to register a higher CAGR due to rising demand for more advanced, intelligent, and connected gas sensing solutions. Digital gas sensors provide several benefits over their analog equivalents, including better accuracy, the ability to connect with smart systems, and advanced signal processing features. As industries adopt digitalization and Internet of Things (IoT) technologies, the need for gas sensors that can connect to digital networks, send data remotely, and integrate into automated systems is increasing.Wired segment to capture largest share of gas sensor market in 2025
The wired segment holds a larger share of the overall market due to its established infrastructure and reliability in industrial applications. Wired gas sensors are commonly used in environments where stable and continuous data transmission is essential and where power supply and connectivity are reliable. Industries such as manufacturing, petrochemical, automotive, and healthcare prefer wired sensors for their durability and direct connection to control systems, ensuring precise and uninterrupted data monitoring. Wired gas sensors are often considered more secure and stable for certain applications because they are less susceptible to interference and signal loss issues that can affect wireless technologies.China to be largest market for gas sensors in Asia Pacific.
China is expected to maintain its dominance in the gas sensor market across Asia Pacific during the forecast period. Process industries, especially chemical production and petroleum refining, along with public utilities like electric power generation, will remain the primary consumers of gas sensors in the country. Sectors such as oil & gas, infrastructure, and water & wastewater treatment, among others, are projected to drive the growth of the gas sensor market. Additionally, increasing public awareness about the health impacts of air pollution is also boosting demand for smart air quality monitors, smart bands, air purifiers, and air cleaners that are equipped with gas sensors.Extensive primary interviews were conducted with key industry experts in the gas sensor market to determine and verify the market size for various segments and subsegments. The breakdown of primary participants for the report is shown below: The study includes insights from a range of industry experts, from component suppliers to Tier 1 companies and OEMs. The breakdown of the primary respondents is as follows:
- By Company Type: Tier 1 - 20%, Tier 2 - 45%, and Tier 3 - 35%
- By Designation: C-level Executives - 35%, Directors - 340%, and Others - 20%
- By Region: North America - 25%, Europe - 20%, Asia Pacific - 45%, and RoW - 10%
Honeywell International Inc. (US), MSA Safety Incorporated (US), Amphenol Corporation (US), Figaro Engineering Inc. (Japan), Alphasense (UK), Sensirion AG (Switzerland), Process Sensing Technologies (UK), ams-OSRAM AG (Austria), MEMBRAPOR (Switzerland), and Senseair AB (US), among others, are the key players in the gas sensor market.
The study includes an in-depth competitive analysis of these key players in the gas sensor market, as well as their company profiles, recent developments, and key market strategies.
Research Coverage:
This research report categorizes the gas sensor market by output type (analog and digital), connectivity (wired and wireless), product (gas analyzers & monitors, gas detectors, air quality monitors, air purifiers/air cleaners, HVAC systems, medical equipment, and consumer devices), technology (electrochemical, photoionization detection (PID), solid-state/metal-oxide-semiconductors (MOS), catalytic, infrared, laser, zirconia, holographic, and others), gas type (oxygen (O2), carbon monoxide (CO), carbon dioxide (CO2), ammonia (NH3), chlorine (Cl), hydrogen sulfide (H2S), nitrogen oxides (NOx), volatile organic compounds, methane (CH4), hydrocarbons, and hydrogen), end use (automotive & transportation, smart cities & building automation, oil & gas industry, water & wastewater treatment, food & beverage industry, power stations, medical industry, metal & chemical industry, mining, consumer electronics, and government & regulatory bodies), and region (North America, Europe, Asia Pacific, and RoW). The report outlines the key drivers, restraints, challenges, and opportunities in the gas sensor market and provides forecasts until 2033. It also includes leadership mapping and analysis of all companies within the gas sensor ecosystem.Key Benefits of Buying the Report
The report will assist market leaders and new entrants by providing estimated revenue figures for the overall gas sensor market and its subsegments. It will help stakeholders understand the competitive landscape and gain insights to better position their businesses and develop effective go-to-market strategies. Additionally, the report offers information on the market pulse, including key drivers, restraints, challenges, and opportunities.The report provides insights on the following pointers:
- Analysis of key drivers (rising demand in oil & gas, chemicals, mining, and power sectors, implementation of health and safety regulations, integration of gas sensors into HVAC systems and air quality monitors, surge in demand for autonomous vehicles) restraints (intense pricing pressure resulting in declining average selling prices), opportunities (incorporation of Internet of Things, cloud computing, and big data technologies, growing adoption in consumer electronics, increasing demand for miniaturized wireless gas sensors) and challenges (complex manufacturing process) influencing the growth of the gas sensor market
- Product Development/Innovation: Detailed insights into upcoming technologies, research and development activities, and the latest product and service launches in the gas sensor market
- Market Development: Comprehensive information about lucrative markets - the report analyzes the gas sensor market across varied regions
- Market Diversification: Exhaustive information about new products and services, untapped geographies, recent developments, and investments in the gas sensor market
- Competitive Assessment: In-depth assessment of market share, growth strategies, and service offerings of leading players, such as Honeywell International Inc. (US), MSA Safety Incorporated (US), Amphenol Corporation (US), Figaro Engineering Inc. (Japan), Alphasense (UK), Sensirion AG (Switzerland), Process Sensing Technologies (UK), ams-OSRAM AG (Austria), MEMBRAPOR (Switzerland), and Senseair AB (US) in the gas sensor market
Table of Contents
1 Introduction
2 Executive Summary
3 Premium Insights
4 Market Overview
5 Industry Trends
6 Technological Advancement, AI-Driven Impact, Patents, Innovations, and Future Applications
7 Regulatory Landscape
8 Customer Landscape and Buyer Behavior
9 Gas Sensor Market, by Product
10 Gas Sensor Market, by Output Type
11 Gas Sensor Market, by Connectivity
12 Gas Sensor Market, by Technology
13 Gas Sensor Market, by Type
14 Gas Sensor Market, by End Use
15 Gas Sensor Market, by Region
16 Competitive Landscape
17 Company Profiles
18 Research Methodology
19 Appendix
List of Tables
List of Figures
Companies Mentioned
- Honeywell International Inc.
- Msa Safety Incorporated
- Amphenol Corporation
- Sensirion Ag
- Ams-Osram Ag
- Figaro Engineering Inc.
- Alphasense
- Process Sensing Technologies
- Membrapor
- Senseair Ab (Asahi Kasei Microdevices)
- Nissha Co., Ltd.
- Fuji Electric Co., Ltd.
- Renesas Electronics Corporation
- Danfoss
- Gasera Ltd.
- Infineon Technologies Ag
- Niterra Co., Ltd.
- Breeze Technologies
- Elichens
- Bosch Sensortec GmbH
- Edinburgh Sensors
- Gastec Corporation
- Nemoto & Co., Ltd.
- Spec Sensors
- Sia Mipex
- Cubic Sensor and Instrument Co., Ltd.
- Winsen
Table Information
| Report Attribute | Details |
|---|---|
| No. of Pages | 310 |
| Published | December 2025 |
| Forecast Period | 2025 - 2033 |
| Estimated Market Value ( USD | $ 1.78 Billion |
| Forecasted Market Value ( USD | $ 3.2 Billion |
| Compound Annual Growth Rate | 7.6% |
| Regions Covered | Global |
| No. of Companies Mentioned | 27 |
