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Amazon

Amazon Smart Thermostat

$20.00across 45 retailers

The Amazon Smart Thermostat is a smart choice for those looking to save on energy bills while benefiting from smart home integration with Alexa and Ring. However, ensure that your home is equipped with a C-wire for installation. If you need features like account sharing or remote temperature sensor functionality, this model might fall short.

Model: S6ED3RColor: WHITEUPC: 840080537740
Lowest at Amazon
$51.99 at Amazon
Price seen Jul 17, 2024
Lowest at any Popular Retailer
$21.99 at Bonanza
Price seen Dec 9, 2024

Where to Buy

Newest price seen: Oct 16, 2026
RetailerPriceLast seenBuy
W
wellsllc.square.site
$20.00Dec 9, 2024, may have changedBuy Now
Bonanza logo
Bonanza
$21.99Dec 9, 2024, may have changedBuy Now
C
centerpointenergymnshop.com
$29.99Jan 5, 2026, may have changedBuy Now
Shop.com logo
Shop.com
$36.32Jan 13, 2025, may have changedBuy Now
woot! logo
woot!
30-day returns
$37.99Sep 27, 2026, may have changedBuy Now

Prices are collected from retailer listings; each row shows the date we last saw that price. Return and shipping terms are each store's standard policy from our retailer research (April 2026 to May 2026). Some products and categories have different terms, so check with the store before you buy.

Price history summary

Lowest new price we recorded at major retailers (Amazon, Walmart, Best Buy, Target, The Home Depot and Lowes) in the last 90 days: $56.99 at Amazon on Oct 6, 2026.

Range over the last 12 months: $51.99 (retailers/amazon, Nov 27, 2025) to $79.99 (Amazon, Oct 13, 2026). Based on 40 recorded prices since Nov 27, 2025 for offers sold by these retailers themselves (not marketplace sellers). Summary as of Oct 13, 2026.

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Product Score

Calculated by ShopSavvy from the professional reviews and customer ratings we collected for this product.

7.72/10
Overall
8.14
Expert
7.3
Consumer

Why this score?

The Amazon Smart Thermostat achieves a solid score due to its affordability, ease of installation, and compatibility with Alexa, making it a budget-friendly choice for home automation. However, it is somewhat limited by its lack of remote sensors and customization options, which may hinder functionality for multi-zone homes or those requiring specific heating and cooling schedules. Overall, it offers decent performance for its price but falls short compared to higher-end models like Ecobee or Nest, especially in diverse residential setups.

8+ Excellent
6-8 Good
4-6 Average
<4 Poor

Score

The Amazon Smart Thermostat achieves a solid score due to its affordability, ease of installation, and compatibility with Alexa, making it a budget-friendly choice for home automation. However, it is somewhat limited by its lack of remote sensors and customization options, which may hinder functionality for multi-zone homes or those requiring specific heating and cooling schedules. Overall, it offers decent performance for its price but falls short compared to higher-end models like Ecobee or Nest, especially in diverse residential setups.

8.14/10
Expert
7.3/10
Consumer

Scores

design
8.25
performance
9.25
value
9/10
ease_of_use
9/10

Pros

  • •Works seamlessly with Alexa and Ring.
  • •Helps save money and energy by improving heating and cooling efficiency.
  • •Can be controlled remotely via the app, offering convenience and flexibility.
  • •Allows voice control through Alexa, making adjustments easy and hands-free.
  • •Features preset temperature modes (Home, Away, Sleep) for optimized comfort and energy usage.
  • •Various fan modes (Auto, On, Circulate) to meet different needs.
  • •Sleek and stylish design that fits well with modern home decor.

Cons

  • •Requires a C-wire for installation, which may not be compatible with all home setups.
  • •Does not support account sharing, limiting control to a single user.
  • •Cannot group multiple thermostats together, which might be inconvenient for larger homes.
  • •Lacks remote temperature sensor functionality, limiting precise room-specific temperature control.

Bottom Line

The Amazon Smart Thermostat is a smart choice for those looking to save on energy bills while benefiting from smart home integration with Alexa and Ring. However, ensure that your home is equipped with a C-wire for installation. If you need features like account sharing or remote temperature sensor functionality, this model might fall short.

Read full expert review

What Reviewers Are Saying

Praised
user-friendly interface3%
easy to install10%
Criticized
no account sharing3%
limited manual controls3%
lack of grouping3%
need for timer functions3%
interface is confusing3%
no remote temperature sensor3%
poor scheduling3%

Customer Ratings

25,084 reviews averaging 4.0 out of 5 stars from Amazon
4.0
25,084 reviews
5
62%
4
13%
3
7%
2
4%
1
14%

Based on 25,084 reviews from Amazon

Professional Reviews

Common Questions

How easy is it to install the Amazon Smart Thermostat?Published 2 years ago

Installing the Amazon Smart Thermostat is generally pretty straightforward if you've got some basic DIY skills and follow the instructions closely. Here are a few things to keep in mind for a smooth ...

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Can the Amazon Smart Thermostat be controlled remotely?Published 2 years ago

Yep, you can control the Amazon Smart Thermostat remotely using the Alexa app. This makes it pretty handy if you’re not home but still want to adjust the temperature to ensure it's comfortable when yo...

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Does the Amazon Smart Thermostat require a C-wire?Published 2 years ago

Yeah, the Amazon Smart Thermostat needs a C-wire (common wire) to work properly. This is mentioned in the manufacturer's product description. If you don't have one, you can either install a C-wire or ...

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Is the Amazon Smart Thermostat compatible with Alexa?Published 2 years ago

Yep, the Amazon Smart Thermostat works with Alexa. It's good with devices like the 4th gen Echo Dot and 5th gen Echo Dot, and even the Echo Dot with Clock (5th gen), as the manufacturer describes. T...

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How does the Amazon Smart Thermostat save energy?Published 2 years ago

The Amazon Smart Thermostat helps you save energy primarily through easy remote control and smart scheduling. You can manage your home's temperature remotely using an Alexa device or the Alexa app, wh...

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Discussion

Alternatives to Consider

If the Amazon Smart Thermostat doesn't quite fit your needs, here are some other options to consider:

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ShopSavvy compares prices across thousands of retailers so you always get the best deal. Prices are collected from retailer listings, and each one shows the date we last saw it. Our expert reviews and community discussion help you make informed buying decisions.

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