10 Best Gas Analyzers 2025

Are you looking for the ultimate gas analyzer? Look no further than Sheffield Research. In our top 10 review of gas analyzers in the diagnostic, test, and measurement tools category, Sheffield Research came out on top with their Multisystem Engine Analyzer, scoring an impressive 9.9 out of 10. But don't just take our word for it, we reviewed and scored many products in the gas analyzer category, ranging from a respectable 7 up to the exceptional 9.9 score of Sheffield Research. Trust us, when it comes to accurately analyzing gas, you need a product you can rely on. Sheffield Research provides just that, plus more. Want to learn more about the other top performing gas analyzers on the market? Keep reading to find out which ones made the cut!