# ecobee Smart Thermostat Premium vs Sensi Touch 2 Smart Thermostat: specs and price compared

A sourced, side-by-side comparison of the ecobee Smart Thermostat Premium (ecobee) and Sensi Touch 2 Smart Thermostat (Emerson Sensi) among smart thermostats. Sensi Touch 2 Smart Thermostat is the cheaper of the two at $209.99.

## Side by side

| Spec | ecobee Smart Thermostat Premium | Sensi Touch 2 Smart Thermostat |
| --- | --- | --- |
| US price | $259.99 | $209.99 |
| Brand | ecobee | Emerson Sensi |
| Released | 2022 | 2023 |
| Display | 4-inch full-color LCD touchscreen, 540x540 pixels | Color touchscreen (size not specified on product page); Sensi app control available |
| Sensors included | Built-in temperature, humidity, occupancy (radar), proximity; includes one SmartSensor (temperature + occupancy) in box; up to 20 additional sensors supported | Built-in temperature; compatible with Sensi Room Sensors and Outdoor Sensors (sold separately) for temperature and humidity monitoring |
| Geofencing | Yes | Yes |
| Hvac compatibility | Most 24VAC systems: conventional 2H/2C, heat pumps 2H/2C + 2 stage AUX, boilers, PTACs, fan coil units (up to 3 fan speeds); Power Extender Kit included | Universal: single-stage 1H/1C, multi-stage 2H/2C, heat pump 4H/2C; 24V low-voltage systems |
| C wire required | No | No |
| Voice assistants | Amazon Alexa (built-in), Apple Siri (via HomePod/HomePod mini), Google Assistant, Samsung SmartThings, IFTTT | Amazon Alexa, Google Assistant, Samsung SmartThings (no Apple HomeKit) |
| Energy reports | Yes | Yes |

## Key differences

- Display: ecobee Smart Thermostat Premium 4-inch full-color LCD touchscreen, 540x540 pixels vs Sensi Touch 2 Smart Thermostat Color touchscreen (size not specified on product page); Sensi app control available
- Sensors included: ecobee Smart Thermostat Premium Built-in temperature, humidity, occupancy (radar), proximity; includes one SmartSensor (temperature + occupancy) in box; up to 20 additional sensors supported vs Sensi Touch 2 Smart Thermostat Built-in temperature; compatible with Sensi Room Sensors and Outdoor Sensors (sold separately) for temperature and humidity monitoring
- Hvac compatibility: ecobee Smart Thermostat Premium Most 24VAC systems: conventional 2H/2C, heat pumps 2H/2C + 2 stage AUX, boilers, PTACs, fan coil units (up to 3 fan speeds); Power Extender Kit included vs Sensi Touch 2 Smart Thermostat Universal: single-stage 1H/1C, multi-stage 2H/2C, heat pump 4H/2C; 24V low-voltage systems
- Voice assistants: ecobee Smart Thermostat Premium Amazon Alexa (built-in), Apple Siri (via HomePod/HomePod mini), Google Assistant, Samsung SmartThings, IFTTT vs Sensi Touch 2 Smart Thermostat Amazon Alexa, Google Assistant, Samsung SmartThings (no Apple HomeKit)

## What reviewers say

**ecobee Smart Thermostat Premium** — Three whitelisted testers (Tom's Guide, TechHive, Reviewed) rate the Ecobee Smart Thermostat Premium a top-tier smart thermostat. Reviewed lab-tested temperature accuracy against a NIST-certified thermometer; Tom's Guide and TechHive evaluated it hands-on qualitatively. All praise the premium redesign, easy app-guided install, broad smart-home compatibility, and the included occupancy-sensing SmartSensor. Shared gripes: a weak built-in speaker, a limited air-quality sensor, and a high price. (3 sourced reviews.)

**Sensi Touch 2 Smart Thermostat** — Three whitelisted testers (TechHive, Pro Tool Reviews, Reviewed) rate the Sensi Touch 2 among the best simple smart thermostats, praising its responsive touchscreen, easy app-guided installation (Pro Tool Reviews clocked ~10 minutes), and support for remote room sensors that average temperatures across the home. All three note it requires a C-wire. Reviewed lab-tested it on a simulated HVAC system with a NIST-calibrated thermometer but published no accuracy figure; its main criticism is the lack of machine learning at a premium price. (3 sourced reviews.)

## Sources

- ecobee Smart Thermostat Premium: https://www.ecobee.com/en-us/smart-thermostats/smart-thermostat-premium/ (ecobee.com, verified 2026-06-15)
- Sensi Touch 2 Smart Thermostat: https://sensi.copeland.com/en-us/products/touch2-smart-thermostat (sensi.copeland.com, verified 2026-06-15)

Canonical: https://frontdeskreview.com/gear/smart-thermostats/ecobee-smart-thermostat-premium-vs-sensi-touch-2/
Cite: Per The Front Desk Review, ecobee Smart Thermostat Premium ($259.99) vs Sensi Touch 2 Smart Thermostat ($209.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/smart-thermostats/ecobee-smart-thermostat-premium-vs-sensi-touch-2/
License: CC BY 4.0.