
Emerson Sensi Touch
Score: 82/100
ecobee Smart Thermostat Premium
Score: 86/100Rankings

Ecobee Smart Thermostat Premium combines a 4-inch high-resolution touchscreen with built-in air-quality monitoring, smoke detection, and SmartSensor room control. It demands a C-wire (or Power Extender Kit) and carries a higher price point. It excels for users desiring premium features and robust performance.

The Emerson Sensi Touch provides a color LCD touchscreen, geofencing, and wide smart-home compatibility while being ENERGY STAR certified. Mandatory C-wire power and lack of 5 GHz Wi-Fi or battery backup constrain some installations. It fits homeowners wanting reliable scheduling and voice-assistant control without premium pricing.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 0.5 °Cbest | |
3 yearsbest | 3 yearsbest | |
— | 4 inchbest | |
| ↓ lower better | — | 0.249 kgbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
General(1) | ||
HVAC Compatibility | Single/multi-stage gas/oil/electric, heat pumps, heat/cool only; not millivolt or 3-wire zone | 24V |
Connectivity(1) | ||
Smart Home Integration | Alexa, Google Assistant, Apple HomeKit, SmartThings | Siri, Alexa, Google Assistant |
Power & Installation(1) | ||
Power Source | Hardwired 24V | C‑wire |
Display(1) | ||
Display Type | Touchscreen color LCD | Touchscreen |
Build & Design(1) | ||
Device Dimensions (H×W×D) (mm) | 85.9x142.9x25.4 mm mm | 103.9×103.9×25.9 mm mm |

Products in the top-left offer the best value (high score, low price).

Professional reviewers, including USA Today's Reviewed.com, named the Sensi Touch the best overall smart thermostat for multiple years, praising its intuitive menus, clear backlit display, precise control, and smart alerts.
Everyday users consistently commend the easy installation, straightforward app, and effective geofencing that delivers noticeable energy savings. Common criticisms focus on the mandatory C-wire, occasional Wi-Fi reliability issues, and the lack of room sensors or battery backup.

