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  1. Home
  2. /Smart Thermostats
  3. /Lennox
  4. /iComfort S40
Smart ThermostatsLennox

Lennox iComfort S40

Last updated: April 18, 2026

4.8

VersusMatrix

out of 10

7in
Display
400g
Weight

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Détail du score

PricePriceSmartSmartDisplayDisplayConnectivityConnectivity
Top 33% Display
Price
8.8
Smart
3.5
Display
2.3
Connectivity
3.5

Lennox iComfort S40 — Full Specifications

Price (USD)
$375

See a missing or incorrect spec? Let us know

About the Lennox iComfort S40

The Lennox 22V24 iComfort S40 Smart Thermostat is a sleek and modern addition to any home, designed to enhance your heating and cooling experience. With its vibrant WiFi touchscreen interface, the S40 offers intuitive navigation and easy access to all its features. The design is both stylish and functional, seamlessly blending into your home decor while providing a user-friendly experience. The large display allows for clear visibility, making it simple to adjust settings at a glance.

Performance-wise, the iComfort S40 excels in energy efficiency, helping you save on utility bills while maintaining optimal comfort levels. Its advanced sensors monitor temperature and humidity, automatically adjusting your home's climate to ensure a cozy environment year-round. The thermostat also integrates with smart home systems, allowing for voice control and remote access via your smartphone. Key features include customizable scheduling, energy usage reports, and alerts for filter changes, ensuring your HVAC system runs smoothly.

Despite its impressive features, the Lennox 22V24 iComfort S40 has received an overall score of 4.8/10, indicating that while it offers significant benefits, there may be areas for improvement. For those looking to upgrade their home’s climate control, this thermostat is a solid choice that combines modern technology with practical functionality.

Who Should Buy This?

The Lennox 22V24 iComfort S40 Smart Thermostat is ideal for tech-savvy homeowners who prioritize convenience and energy efficiency. It's perfect for busy professionals looking to optimize their home environment or families wanting to manage heating and cooling costs. However, while the price is competitive, performance and battery life may not meet the expectations of heavy users or those in extreme climates. Consider your specific needs before purchasing, as this thermostat excels in smart features but has tradeoffs in performance.

Reviewed by VersusMatrix Editorial Team

Last updated: April 18, 2026

Editorial guidelines

Methodology: AI-powered analysis of technical specifications from manufacturer data. Scores are calculated by comparing products across multiple dimensions and normalized relative to the full category database. Our editorial process is independent and not influenced by affiliate partnerships.

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FAQ

Is the Lennox iComfort S40 worth buying in 2026?

The Lennox 22V24 iComfort S40 Smart Thermostat is a sleek and modern addition to any home, designed to enhance your heating and cooling experience. With its vibrant WiFi touchscreen interface, the S40 offers intuitive navigation and easy access to all its features. The design is both stylish and fun...

What is the display size of the Lennox iComfort S40?

The Lennox iComfort S40 has a 7" display (Color LCD touchscreen).

What is the price of the Lennox iComfort S40?

The Lennox iComfort S40 is priced at approximately $375. Check the buy links above for current prices from retailers.

Who should buy the Lennox iComfort S40?

The Lennox 22V24 iComfort S40 Smart Thermostat is ideal for tech-savvy homeowners who prioritize convenience and energy efficiency. It's perfect for busy professionals looking to optimize their home environment or families wanting to manage heating and cooling costs. However, while the price is competitive, performance and battery life may not meet the expectations of heavy users or those in extreme climates. Consider your specific needs before purchasing, as this thermostat excels in smart features but has tradeoffs in performance.

Score

4.8

out of 10

$ Price
30%8.8
Smart
35%3.5
Display
20%2.3
Connectivity
15%3.5

How We Score

Scores are calculated by comparing all smart thermostats in our database. Each dimension is weighted and normalized relative to the category.

$ Price30%

Based on Price (USD) · lower is better

Smart35%

Based on Smart Features

Display20%

Based on Screen Size (in)

Connectivity15%

Based on Wireless

Products missing data for a dimension receive the median score. Overall = weighted sum of all dimensions.

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