Google Nest Learning Thermostat 4th Gen - Smart Control With Included Temperature Sensor
Published on 09/02/2026 at 11:20 | Editorial responsibility: Rafael Müller, Editor-in-Chief AD HOC NEWS
Google Nest Learning Thermostat (4th gen) brings Google's familiar round smart thermostat design into a newer generation that still focuses on learning your schedule and managing heating and cooling automatically. The current 4th gen package in the US includes one Nest Temperature Sensor (2nd gen) in the box, so the thermostat can use a specific room's temperature to decide when to run your system rather than relying only on the hallway wall reading.Google lists this sensor as part of the standard 4th gen package.
Design, controls and connectivity
On the wall the 4th gen Nest Learning Thermostat keeps the compact circular look of earlier generations, using a metal ring around a central color display and capacitive controls instead of a touch screen, while adding finish options like polished silver and polished obsidian to match more interiors.Best Buy carries the polished silver version as a main US retail option and highlights the app-based control rather than touch input.
The thermostat connects over Wi-Fi to your network and works with major smart home platforms so it can be controlled by voice or grouped with other devices. Retail specs call out compatibility with Google Home, Amazon Alexa and Apple Home for the 4th gen bundle, while noting that no voice assistant is built directly into the thermostat hardware itself, so voice commands depend on separate speakers or displays.Retail information for the polished obsidian finish confirms this cross-platform smart home support.
Heating and cooling system compatibility
The 4th gen Nest Learning Thermostat is designed for typical US residential heating and cooling setups that use low-voltage control wiring. Retailers describe it as compatible with 24V heating and 24V cooling equipment, language that usually covers most gas or electric furnaces, air conditioners and heat pumps that use standard thermostat connections.Best Buy lists 24V heating and 24V cooling compatibility as key specs.
The included Nest Temperature Sensor (2nd gen) is meant to be placed in a room that you care about, such as a bedroom, and its readings can be prioritized at certain times of day within the Google Home app. Google's product configuration page for the 4th gen specifically states that one Nest Temperature Sensor (2nd gen) ships with the thermostat, indicating that additional sensors can be added if you want more zones but that the base kit includes a sensor right away.The Google Store configuration page highlights this bundled sensor.
Nest Learning Thermostat 4th Gen Overview
Google's product page outlines the 4th gen Nest Learning Thermostat bundle, supported systems and how the included Nest Temperature Sensor (2nd gen) integrates with room-based comfort control.
Price position and finishes in the US
In the US the 4th gen Nest Learning Thermostat with the included Nest Temperature Sensor (2nd gen) currently lists at $239.99 at a major electronics retailer for the polished obsidian finish, with comparable value information around $279.99 indicating a higher reference price in some contexts.Best Buy lists $239.99 for the polished obsidian bundle as of 10/07/2024.
A separate listing for the polished silver finish shows pricing around $249.99, again described alongside a comparable value price of $279.99, suggesting that the street price often undercuts a higher theoretical comparison point that may reflect older list pricing.The polished silver bundle is shown at $249.99 with a comparable value of $279.99. Deal coverage has noted open-box pricing dropping substantially below those new-unit numbers, but standard packaged units remain in the low $200s.
Comparison with other Nest thermostats
Within Google's thermostat lineup the Nest Learning Thermostat 4th gen sits above the more basic Google Nest Thermostat that uses a different housing and omits some of the learning features, as well as above older third generation Nest Learning Thermostat hardware that dates back to 2015 and did not ship with a temperature sensor in the base box. Retail categorization pages show the 4th gen Learning model placed as a higher-priced option next to the simpler Nest Thermostat, with the latter often priced around $105.99 during promotions.The standard Nest Thermostat in snow finish is listed at $105.99, providing a clear price gap to the Learning model with sensor.
Older third generation Nest Learning Thermostat units shared the round design and a similar display layout but did not include a Nest Temperature Sensor by default and were introduced at a time when smart home integrations were focused on fewer platforms. Technical reviews for the 3rd generation Nest Learning Thermostat describe its 3.3 inch diameter body and 2.1 inch display, along with Wi-Fi connectivity and support for multi-stage heating and cooling systems, establishing a baseline that the 4th gen follows while refining packaging and the ecosystem rather than radically changing core thermostat functions.A PC-focused review of the 3rd gen model documents its dimensions and system support, showing that the new generation continues the same family rather than creating a completely different product type.
Use case, strengths and limits
For US homeowners with conventional 24V heating and cooling setups who want their thermostat to adjust automatically over time, Nest Learning Thermostat 4th gen fits as a premium smart option that leans on Google's scheduling and learning algorithms and includes room-based sensing through the bundled Nest Temperature Sensor (2nd gen). Its placement in retailer assortments above the basic Nest Thermostat and below some multi-zone or professional systems, combined with a price in the low to mid $200s at major electronics chains, marks it as a mainstream but not entry-level thermostat choice.Retail assortments list the 4th gen Learning model as a higher-tier option compared with the standard Nest Thermostat.
The lack of a built-in voice assistant means it is meant to work alongside smart speakers or displays rather than replace them, and the 24V compatibility focus keeps it aligned with typical US residential systems rather than specialty or industrial controls. For households already invested in Google Home, Alexa or Apple Home, the 4th gen Nest Learning Thermostat and its included sensor package offers integrated app control and learning-based automation while leaving professional-grade zoning and complex multi-unit setups to more advanced heating and cooling solutions.
Key Facts at a Glance
- Product: Google Nest Learning Thermostat (4th gen) with Nest Temperature Sensor (2nd gen)
- Manufacturer: Google LLC, Mountain View, CA
- Category: Smart Wi-Fi thermostat (24V heating and cooling)
- Included sensor: 1 Nest Temperature Sensor (2nd gen) per package
- System compatibility: 24V heating and 24V cooling equipment
- Smart home platforms: Works with Google Home, Amazon Alexa and Apple Home
- Price: $239.99-$249.99 for polished finishes (as of 10/07/2024)
- Target audience: US homeowners seeking a learning thermostat with bundled room sensor and app-based control
