Winner
Data from Amazon and official Ecobee and Honeywell Home sites.
2026 verdict
Ecobee Smart Thermostat Premium beats Honeywell Home T5 Smart Thermostat in 2026, with its clearest edge on rating, warranty, and included accessories. The comparison tilts its way because of rating, warranty, and included accessories, with connectivity and integrations keeping it in front. Honeywell Home T5 Smart Thermostat can still be the right pick, but only if price and system health monitor outweigh the wider strengths of Ecobee Smart Thermostat Premium. That keeps the verdict firmly in favor of Ecobee Smart Thermostat Premium.
| Feature | Ecobee Smart Thermostat Premium | Honeywell Home T5 Smart Thermostat | Winner |
|---|---|---|---|
| Price | $149.63 | $84.00 | Honeywell Home T5 Smart Thermostat |
| Rating | 4.4 | 4.3 | Ecobee Smart Thermostat Premium |
| Warranty | 3 years | 2 years | Ecobee Smart Thermostat Premium |
| Included accessories | Trim Plate, Temperature Sensor | None | Ecobee Smart Thermostat Premium |
| Connectivity | 2.4 GHz WiFi, 5 GHz WiFi, Bluetooth | 2.4 GHz WiFi | Ecobee Smart Thermostat Premium |
| Integrations | Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, IFTTT, External Temperature Sensors | Google Home, Alexa, Apple HomeKit | Ecobee Smart Thermostat Premium |
| Sensors | Proximity / Motion, Occupancy, Temperature, Humidity, TVOC, CO₂ | Temperature | Ecobee Smart Thermostat Premium |
| Alerts | Temperature Alerts, Air Quality Alerts, Fire Alerts, Intrude Alerts | Temperature Alerts | Ecobee Smart Thermostat Premium |
| System Health Monitor | NO | YES | Honeywell Home T5 Smart Thermostat |
| Speaker | YES | NO | Ecobee Smart Thermostat Premium |
| Screen | YES | YES | Tie |
| Energy Savings | YES | YES | Tie |
Winner
27% OFF
$149.63
$204.97
- + Rating: 4.4
- + Warranty: 3 years
- + Included accessories: Trim Plate, Temperature Sensor
- - Price: $149.63 vs $84.00
- - System Health Monitor: NO vs YES
24% OFF
$84.00
$109.99
- + Price: $84.00
- + System Health Monitor: YES
- - Rating: 4.3 vs 4.4
- - Warranty: 2 years vs 3 years
Frequently Asked Questions
Which is better overall: Ecobee Smart Thermostat Premium or Honeywell Home T5 Smart Thermostat?
Ecobee Smart Thermostat Premium has the stronger overall profile in this comparison, especially for rating, warranty, and included accessories.
What is the biggest difference between Ecobee Smart Thermostat Premium and Honeywell Home T5 Smart Thermostat?
Price is one of the clearest differences: Ecobee Smart Thermostat Premium lists $149.63, while Honeywell Home T5 Smart Thermostat lists $84.00.
Which one looks better on price?
Ecobee Smart Thermostat Premium is listed at $149.63, while Honeywell Home T5 Smart Thermostat is listed at $84.00. Honeywell Home T5 Smart Thermostat (better spec).
Who should buy Ecobee Smart Thermostat Premium?
Choose Ecobee Smart Thermostat Premium if your priority is rating and warranty and that matters more than price.
Who should buy Honeywell Home T5 Smart Thermostat?
Choose Honeywell Home T5 Smart Thermostat if your priority is price and system health monitor and that matters more than rating.
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