
Honeywell Wireless Thermostat
Score: 74/100
ecobee3 Smarter
Score: 84/100Rankings

The ecobee3 Smarter thermostat provides a 3.5-inch color touchscreen and a suite of built-in sensors for precise climate control, along with broad 24 V HVAC compatibility and optional Power Extender Kit. It requires a C-wire or additional kit and uses older 2.4 GHz Wi-Fi, which may limit some setups. Best suited for users wanting multi-zone sensing and Apple ecosystem integration.

The Honeywell VisionPro 8000 offers a sizable backlit touchscreen and robust multi-stage HVAC support, making it suitable for complex heating and cooling systems. It lacks advanced smart features such as geofencing and has ambiguous warranty details. Ideal for users who need a large display and strong HVAC compatibility.
| Attribute | ![]() | ![]() |
|---|---|---|
— | 3 yearsbest | |
— | 3.5 inchbest | |
| ↓ lower better | 0.454 kgbest | 0.612 kg |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
General(1) | ||
HVAC Compatibility | Up to 3H/2C heat pump, 2H/2C conventional | ~95% of 24V systems (conventional 2H/2C, heat pump 4H/2C, gas/oil/electric/dual fuel, humidifier/dehumidifier/ventilator/HRV/ERV) |
Connectivity(2) | ||
Wi‑Fi Standard | 802.11b/g/n | 802.11 b/g/n (2.4 GHz) |
Smart Home Integration | Alexa | Apple HomeKit, Amazon Alexa, Google Assistant |
Display(1) | ||
Display Type | Backlit | color touchscreen |
Build & Design(2) | ||
Device Weight (kg) | 0.4536 kg | 0.612 kg |
Device Dimensions (H×W×D) (mm) | 0.88x3.5x4.5 in mm | 23.6×100.3×100.3 mm mm |

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

Professional reviewers commend the Ecobee3 for its comprehensive sensor suite that enables smart recovery and precise humidity management, as well as its extensive HVAC compatibility that covers most 24V systems. They note its value for multi-zone comfort without a hub, while pointing out the need for a C-wire or Power Extender Kit and the lack of newer Wi-Fi standards compared to later models.
Everyday users praise the thermostat for its straightforward installation and reliable Wi-Fi control, especially appreciating the seamless Siri and HomeKit integration. The most common feedback revolves around occasional wiring difficulties in homes without a C-wire, but overall sentiment is highly positive.
“ease of install and Wi-Fi control”

“seamless Siri/HomeKit remote access”


