Smart Thermostat Deals: Google Nest, Honeywell and Amazon Smart Thermostats Up to 39% Off
Xavier Garcia is a deal-focused content creator helping shoppers save on everyday purchases. He specializes in sourcing high-value Amazon deals, exclusive promo codes, and limited-time discounts, so his audience can shop smarter and avoid overpaying.
Article summary
Smart thermostat deals this week include the Google Nest Thermostat, Nest Learning Thermostat, Honeywell and Amazon models, up to 39% off.
Smart Thermostat Deals: Google Nest, Honeywell and Amazon Smart Thermostats Up to 39% Off
Smart thermostat deals are live on Koupon this week, led by the Google Nest Thermostat down to $99.99—23% off its $129.99 list price. Every one of these smart thermostat deals is a straight price drop with no code to copy, and they include the Nest Learning Thermostat with a room sensor, Honeywell's color touch screen, an Amazon two-pack, Sensi and Vine thermostats, and ecobee door and window sensors.
Heating is one of the biggest bills in winter, and a smart thermostat can turn the heat down when nobody's home. Check whether your home has a C-wire before you buy, since some models need one. 🌡️
Smart thermostat deals: This week's thermostats and sensors
Here are the smart thermostat deals we'd grab before winter. Browse more electronics deals on Koupon.
Google Nest Thermostat:
The best seller here, with about 7,000 bought last month. A programmable Wi-Fi thermostat you control from your phone, with nearly 30,000 reviews. It's $99.99 (was $129.99)—23% off, no code needed.
Google Nest Learning Thermostat (4th Gen) with Temperature Sensor:
About 4,000 bought last month. Google's newest Nest learns your schedule and comes with a sensor for the room you care about most. It's $229.99 (was $279.99)—18% off, no code needed.
Honeywell Home RTH9585WF Smart Color Thermostat:
The biggest discount here. A 7-day programmable color touch screen that works with Alexa. It needs a C-wire. It's $219.98 (was $359.98)—39% off, no code needed.
Amazon Smart Thermostat, 2-Pack:
Two Energy Star thermostats that work with Alexa and Ring, good for homes with two zones. They need a C-wire. It's $135.98 (was $159.98)—15% off, no code needed.
Sensi ST55 Smart Thermostat:
About 3,000 bought last month. An easy DIY install with remote control and over 23,000 reviews. It's $98.00 (was $129.99)—25% off, no code needed.
Vine Smart Thermostat with Large Knob:
A thermostat with a large dial, a nightlight and a child lock that works with Alexa and Google Assistant. It's $119.99 (was $149.99)—20% off, no code needed.
Vine 4.3" Wi-Fi Smart Thermostat:
A 4.3-inch Wi-Fi thermostat with a nightlight and a 7-day schedule. It's $111.99 (was $139.99)—20% off, no code needed.
ecobee Smart Sensor for Doors and Windows, 2-Pack:
Contact sensors that tell an ecobee thermostat when a door or window is open, the cheapest pick here. It's $49.99 (was $59.99)—17% off, no code needed.
How to claim smart thermostat deals on Koupon.ai:
Every deal here is a price drop, so there is nothing to copy. If you ever need help at checkout, our guide on how to use a promo code walks through it.
- Open the deal on Koupon.ai and tap Get deal on Amazon.
- Check the size, color or bundle on the Amazon page—the deal price is tied to that exact option.
- Add it to your cart. The discount is already applied, so the price you see is the price you pay.
🔹 Pro Tip: before you buy, take a photo of the wires behind your current thermostat. If there's no C-wire, pick a model that doesn't need one or plan to add an adapter, and check the compatibility tool on the brand's site.
Which smart thermostat deal is right for you?
For the most popular pick, the Google Nest Thermostat is $99.99. For the smartest option, the Nest Learning Thermostat with a sensor is $229.99. For the biggest discount, the Honeywell color thermostat is $219.98 at 39% off. On a budget, the Sensi ST55 is $98, and the Amazon two-pack is $135.98 for two rooms. These smart thermostat deals run from 15% to 39% off with no code needed.
Why buy a smart thermostat now:
You'll save the most if it's installed before heating season, and some utilities offer rebates on Energy Star models. See more home appliance deals and today's new deals.
For more smart thermostat deals and smart home gear, browse trending electronics deals or get the Koupon app for price-drop alerts. Grab the smart thermostat deals you want before the first cold snap.
Koupon.ai is a participant in the Amazon Services LLC Associates Program and other affiliate programs. We may earn from qualifying purchases. Content from Amazon and other retailers is provided 'as is' and subject to change. All trademarks are the property of their respective owners.
