Thermostats · Head to head

Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat vs Sensi Smart thermostat

Full Smart Thermostats comparison in 2026

Updated August 2026
Data from Amazon and official Honeywell Home and Sensi sites.
2026 verdict
In 2026, the recommendation leans toward Sensi Smart thermostat over Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat, driven by price, rating, and warranty. The comparison tilts its way because of price, rating, and warranty, with included accessories and integrations keeping it in front. Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat still makes sense if alerts and system health monitor are your priority, but most buyers should still lean toward Sensi Smart thermostat. In practical terms, Sensi Smart thermostat is the easier product to recommend.
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FeatureHoneywell Home RTH9585WF Wi-Fi Smart Color ThermostatSensi Smart thermostatWinner
Price$127.99$87.79Sensi Smart thermostat
Rating4.34.4Sensi Smart thermostat
Warranty1 year3 yearsSensi Smart thermostat
Included accessoriesNoneTrim PlateSensi Smart thermostat
IntegrationsGoogle Home, Alexa, Home AssistantGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home AssistantSensi Smart thermostat
AlertsTemperature AlertsNoneHoneywell Home RTH9585WF Wi-Fi Smart Color Thermostat
System Health MonitorYESNOHoneywell Home RTH9585WF Wi-Fi Smart Color Thermostat
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
ScreenYESYESTie
SensorsTemperature, HumidityTemperature, HumidityTie
Energy SavingsYESYESTie
Voice ControlYESYESTie

Frequently Asked Questions

Which is better overall: Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat or Sensi Smart thermostat?

Sensi Smart thermostat has the stronger overall profile in this comparison, especially for price, rating, and warranty.

What is the biggest difference between Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat and Sensi Smart thermostat?

Price is one of the clearest differences: Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat lists $127.99, while Sensi Smart thermostat lists $87.79.

Which one looks better on price?

Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat is listed at $127.99, while Sensi Smart thermostat is listed at $87.79. Sensi Smart thermostat (better spec).

Who should buy Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat?

Choose Honeywell Home RTH9585WF Wi-Fi Smart Color Thermostat if your priority is alerts and system health monitor and that matters more than price.

Who should buy Sensi Smart thermostat?

Choose Sensi Smart thermostat if your priority is price and rating and that matters more than alerts.

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