ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor Review

by EasySmartHomeGuide Editorial Team — Updated 10 October, 2025

A polished, feature-rich thermostat with a built-in air quality monitor and an included SmartSensor. Setup is straightforward, the app is intuitive, and voice support is broad. If you want multi-room comfort plus indoor air insights in one device, the ecobee Smart Thermostat Premium delivers—at a price that reflects its extras.

Ecobee smart thermostat premium
This image has been generated using AI for illustrative purposes only and does not represent an actual product image.

Getting to Know the ecobee Smart Thermostat Premium

When it comes to managing your home’s comfort efficiently, smart thermostats have become the go-to solution for many households across the U.S. The ecobee Smart Thermostat Premium stands out as a feature-packed option that not only promises precise temperature control but also offers advanced air quality monitoring and seamless voice assistant integration. If you’re curious whether this smart thermostat is worth the investment or how it stacks up against competitors like the Google Nest Learning Thermostat, this review will help you make an informed decision.

Product Features and Technology

The ecobee Smart Thermostat Premium is designed to be more than just a temperature control device. Its standout feature is the inclusion of a Smart Sensor that detects occupancy and temperature in different rooms, allowing the thermostat to adjust settings for maximum comfort where it matters most. This means your living room or bedroom stays cozy without wasting energy heating or cooling unused areas.

Additionally, it integrates a built-in Air Quality Monitor, which tracks indoor pollutants such as volatile organic compounds (VOCs), humidity levels, and carbon dioxide concentrations. This feature helps homeowners maintain a healthier living environment by alerting them to poor air quality conditions that might otherwise go unnoticed.

Connectivity-wise, the thermostat supports Wi-Fi programming, enabling you to control it remotely through the ecobee app. It is compatible with major voice assistants like Apple’s Siri (via HomeKit), Amazon Alexa, and Google Assistant, making voice commands effortless for adjusting your home’s climate.

The device’s touchscreen is large and intuitive, providing a sleek, modern interface that simplifies programming schedules or manually adjusting temperature settings.

Comparison with Competitors

In the world of smart thermostats, the ecobee Smart Thermostat Premium competes directly with devices like the Google Nest Learning Thermostat (4th Gen, 2024) and ecobee’s own more basic models like the Smart Thermostat Essential.

Compared to the Google Nest Learning Thermostat, the ecobee Premium offers a unique edge with its integrated air quality monitoring — a feature that Nest lacks. While Nest focuses heavily on learning your schedule automatically and optimizing energy usage over time, ecobee provides granular control of individual room temperatures through its Smart Sensors, offering more precise comfort customization.

On the other hand, compared to the ecobee Smart Thermostat Essential, the Premium version adds the advanced air quality monitor and comes with more robust sensors for occupancy and temperature. If monitoring indoor air quality is important to you, the Premium model justifies the price difference.

Both Nest and ecobee thermostats offer voice assistant integration and mobile app control, but ecobee’s support for multiple assistants out of the box without additional hubs can be more convenient for households with mixed smart home ecosystems.

Chatgpt image 23 jul 2025 01 32 55 p. M ecobee smart thermostat premium
This image has been generated using AI for illustrative purposes only and does not represent an actual product image.

Price and Accessibility

The ecobee Smart Thermostat Premium currently retails around $250 to $270 USD, depending on the retailer and any ongoing promotions. This price point positions it in the upper-mid range of smart thermostats, reflecting its additional air quality sensors and Smart Sensor capabilities.

For comparison, the Google Nest Learning Thermostat (4th Gen, 2024) is priced similarly, sometimes slightly higher, whereas the ecobee Smart Thermostat Essential tends to be closer to $160-$180, catering to budget-conscious buyers.

Installation is designed to be user-friendly for those with basic DIY skills, with ecobee providing clear step-by-step instructions. However, homeowners without any HVAC experience might consider professional installation to ensure compatibility, especially since the Premium model may require a C-wire or adapter.

The thermostat is widely available through major online retailers like Amazon, Best Buy, and directly from ecobee’s website, making it accessible to most U.S. consumers.

Rebates & Incentives: Turn a Good Buy into a Smart Deal

Many U.S. utilities offer cash back for installing ENERGY STAR-certified smart thermostats, which can lower the effective price of the ecobee Premium. Before you purchase, check available offers in your zip code using the ENERGY STAR Rebate Finder to see eligibility and how to claim.

FAQ

What’s included with the ecobee Smart Thermostat Premium?

You get the thermostat, an included SmartSensor for room-by-room comfort, mounting hardware, and a power extender kit if you don’t have a C-wire.

Does it require a C-wire?

Many HVAC systems do. If yours doesn’t, the included power extender kit usually solves it. Professional install is optional but not required for most homes.

How is Premium different from the Essential model?

Premium adds the air quality monitor (VOCs, humidity, CO₂ indicators), a larger touchscreen, and ships with a SmartSensor. Essential focuses on core scheduling and app control at a lower price.

Which voice assistants does it support?

It works with Alexa, Google Assistant, and Apple Home/Siri (availability may depend on your region and setup). Voice control covers basics like set point changes and mode switches.

Do I need a subscription?

No. Core features—remote control, schedules, sensors—work out of the box. Optional services exist, but the thermostat’s main value doesn’t require monthly fees.

Will the air quality monitor actually help?

It provides real-time indoor readings and alerts so you can respond (open windows, run ventilation, adjust humidity). For households with allergies or pets, those prompts can be genuinely useful.

Final Thoughts

The ecobee Smart Thermostat Premium with Smart Sensor and Air Quality Monitor is a solid choice for those seeking a comprehensive smart thermostat solution that combines comfort, energy efficiency, and health monitoring. Its unique air quality sensor sets it apart in a crowded market, offering value beyond temperature control.

If you prioritize multi-room comfort and indoor air quality, and don’t mind the mid-tier price, the ecobee Premium delivers on those fronts with ease. However, if your budget is tighter or you’re mainly after basic smart thermostat functions, the Essential model or Google Nest might be more suitable.

Overall, the ecobee Smart Thermostat Premium strikes a good balance of innovation and usability, making smart home climate control smarter and healthier

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