10 Best Nest Thermostats 2025 in the United States

The Google Nest Learning Thermostat (4th Gen) is a highly capable smart thermostat designed to simplify home temperature control while saving energy. It supports most 24V heating and cooling systems without requiring a C-wire in many cases, making installation easier for a wide range of homes. Its smart learning features adapt to your schedule and even consider outdoor weather to optimize energy use, which can result in noticeable heating and cooling bill savings. The inclusion of the Nest Temperature Sensor allows you to manage hot or cold spots by setting target temperatures in specific rooms.

You can control it remotely via the Google Home app or through voice commands using Alexa, Siri, or Google Assistant, and it offers Matter compatibility for straightforward smart home integration. The thermostat’s round aluminum design features a large, bright display with Dynamic Farsight, showing relevant info from across the room and adjusting brightness automatically. It also prompts you before making schedule changes, helping you stay informed and in control.

While it’s battery powered with included CR2 batteries, some users may find occasional battery replacements necessary. Also, although it requires no C-wire in many cases, checking compatibility is essential before purchase. Its price point might be higher than simpler models, but the advanced learning and eco features justify this for those wanting a smart, energy-efficient option. This thermostat best suits homeowners wanting a stylish, intelligent device that integrates well with multiple smart home systems and helps reduce energy costs with minimal hassle.

The Google Nest Learning Thermostat 3rd Gen is a smart thermostat designed to help you save energy and keep your home comfortable with minimal effort. It works with most heating and cooling systems (about 95% compatibility), making it suitable for the majority of homes. One of its standout features is its ability to learn your schedule and temperature preferences over time, automatically adjusting itself to save energy without constant programming. You can also control it remotely via your smartphone, tablet, or laptop, which is convenient if you want to change the temperature while you're away.

It provides clear energy reports on your phone, showing how much energy you use and when, which can help you make smarter decisions to reduce your bills. The thermostat has a sleek, modern design with a bright, high-resolution round display that shows the temperature, time, or weather, making it easy to read from across the room. It also integrates well with popular smart home systems like Google Assistant and Amazon Alexa, allowing for voice control. However, the Nest thermostat requires a Wi-Fi connection to unlock its full remote and energy monitoring features, so if your home’s internet is unreliable, this could be a drawback.

Installation is relatively straightforward and usually takes about 30 minutes, though some users might need professional help depending on their HVAC setup. The thermostat also sends alerts if your heating or cooling system needs maintenance, which can prevent costly repairs. For those seeking a smart, stylish thermostat that learns your habits, offers remote control, and provides useful energy insights, the Google Nest Learning Thermostat 3rd Gen is an excellent choice, particularly for those invested in a smart home ecosystem.

The Google Nest Learning Thermostat - 3rd Gen (2015) offers several features that make it an attractive option in the nest-thermostats category. Its compatibility is robust, working with Google Assistant, Amazon Alexa, and nest, ensuring it fits seamlessly into various smart home systems. The learning capabilities are impressive, thanks to Auto-Schedule, which removes the need for manual programming as it learns your preferences over time. This feature, coupled with Home/Away Assist, optimizes energy use by adjusting temperature settings when the home is empty.

Remote control functionality is another strong point, allowing users to manage their thermostat from anywhere via the Nest app. Additionally, it provides detailed energy reports through Energy History, helping users track and understand their energy consumption. The design is sleek and modern, with a stainless steel finish and a round shape that enhances its aesthetic appeal. Its digital display is clear and intuitive, making it easy to read and use. Another benefit is the Nest Leaf indicator that appears when you set energy-saving temperatures.

On the downside, the initial setup might require professional assistance for some users, particularly if the current HVAC system is not straightforward. Additionally, while the thermostat itself is highly functional, its price point may be considered high compared to non-smart thermostats. Nonetheless, for those looking to integrate into a smart home ecosystem and optimize energy use, the Google Nest Learning Thermostat is a compelling choice.