Best Reviewed Smart Thermostats under $50 of 2023


Decoder analyzed more than 2,060 reviews to find which smart thermostats under $50 are loved by shoppers, and which ones standout based on the following important qualities:

  • Scheduling
  • Energy Efficiency
  • Learning Ability
  • Ease Of Installation

Read more about what factors to consider when shopping for smart thermostats in our buyer's guide.

Results (4)

Best Overall


Bottom Line

Overall, this is a great product that is easy to install, energy efficient, and can save you money on your energy bills.

Rank based on 766 reviews

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Also Great


Bottom Line

The ease of installation and use make this a great choice for those who want an uncomplicated and accurate thermostat.

Rank based on 338 reviews

Budget Pick


Bottom Line

The Nest Learning Thermostat is a great choice for those looking for an easy-to-install and energy-efficient device.

Rank based on 634 reviews

Premium Choice


Bottom Line

Although it can be a bit challenging to use and configure, this thermostat is an energy-saving powerhouse that will keep your home comfortable all year long.

Rank based on 322 reviews

Buyer's Guide

Written By


Oct. 4, 20222 3:02 p.m. PT

Decoder is a product recommendation engine that eliminates the guesswork of online shopping and finds the perfect product for your needs.

Planning to buy a smart thermostat?

When buying a smart thermostat, here are a few important considerations to keep in mind:

Ease of Installation

Unless you're comfortable with wiring and configuring complex systems, look for a smart thermostat that is easy to install. Many models come with step-by-step instructions or even video tutorials to make the process as painless as possible.

Energy Efficiency

A smart thermostat can help you save money on your energy bills by automatically adjusting the temperature to match your needs. Look for a model with energy-saving features like auto-scheduling and real-time energy usage reports.

Learning Ability

The best smart thermostats are able to learn your temperature preferences and schedule over time. This ensures that you'll always be comfortable, without having to lift a finger. Some models even have built-in sensors that can detect when someone is home and adjust the temperature accordingly.


One of the biggest advantages of a smart thermostat is the ability to schedule your heating and cooling around your lifestyle. Many models allow you to create custom schedules or even control your thermostat remotely via an app on your smartphone.

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