Best Smart Thermostat Under $100

You don't need a $250 Nest to save money. These three smart thermostats under $100 pay for themselves in 4-8 months through reduced heating and cooling costs.

Top 3 Budget Smart Thermostats

ThermostatPriceAnnual SavingsPaybackBest For
Wyze Thermostat
Budget King		 $75 $100–$150/yr 6 months Best Budget
Honeywell Home T5
Most Reliable		 $85 $120–$180/yr 5–7 months Top Pick
Emerson Sensi Touch
Feature-heavy		 $95 $140–$200/yr 6–8 months Best Overall
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Honeywell Home T5: The Reliable Choice

Honeywell Home T5 Wi-Fi Smart Thermostat

Honeywell Home T5 Wi-Fi Smart Thermostat

$85

7-day scheduling · Geofencing · Energy reports

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Wyze Thermostat: Maximum Bang for Buck

Wyze Programmable Smart WiFi Thermostat

Wyze Programmable Smart WiFi Thermostat

$75

App control · Alexa & Google · Budget pick

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Emerson Sensi Touch: Feature-Rich Under $100

Emerson Sensi Touch Smart Thermostat

Emerson Sensi Touch Smart Thermostat

$95

Color touchscreen · Usage reports · Energy Star

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Which Should You Buy?

Pair any of these with our Climate Calibration guide for maximum savings. Consider bundling with other energy-saving tools in our Smart Home Bundles.

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