
Honeywell Home RTH9585WF1004
Score: 73/100
Google Nest Learning Thermostat
Score: 87/100Rankings

The Nest Learning Thermostat 4th gen offers advanced learning algorithms, a large high-resolution touchscreen, and broad Matter and voice-assistant integration. Its premium price and single-zone limitation are notable trade-offs. Best suited for users who want a hands-off, feature-rich thermostat within the Google ecosystem.

Honeywell Home RTH9585WF1004 offers a sleek full-color touchscreen and supports both Alexa and Google Assistant, backed by ENERGY STAR certification. It requires a C-wire and can suffer from temperature accuracy and occasional app glitches. Best suited for homeowners wanting a customizable display and multi-assistant integration at a moderate price.
| Attribute | ![]() | ![]() |
|---|---|---|
1 yearsbest | — | |
— | 2.68 inchbest | |
| ↓ lower better | 0.204 kg | 0.162 kgbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
General(1) | ||
HVAC Compatibility | Forced air, hot water, steam, heat pumps | Up to 3 heating stages, 2 cooling stages, heat pump with auxiliary and emergency heat |
Connectivity(1) | ||
Smart Home Integration | Alexa, Google Assistant, SmartThings, IFTTT | Matter, Google Home, Amazon Alexa |
Power & Installation(2) | ||
C‑Wire Requirement | true | false |
Power Source | 24V | HVAC system wiring with rechargeable lithium battery |
Display(1) | ||
Display Type | Full-color touchscreen | Circular touchscreen |
Build & Design(2) | ||
Device Weight (kg) | 0.204 kg | 0.162 kg |
Device Dimensions (H×W×D) (mm) | 22×114×89 mm mm | 3.9x3.9x1.1 mm |

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

Professional reviewers commend the Honeywell RTH9585WF1004 for its stylish, full-color display, easy integration with Alexa and Google Assistant, and its Smart Response learning that simplifies scheduling. They also highlight its ENERGY STAR rating and Demand Response capability as strong points for energy-conscious buyers, while noting its reliance on a C-wire as a potential limitation.
Everyday users appreciate the intuitive touchscreen, quick setup, reliable Wi-Fi control, and attractive customizable design. Common praise centers on energy-usage reports and voice-control convenience, whereas recurring complaints involve temperature accuracy, small size, occasional touchscreen lag, app instability, and Wi-Fi connectivity issues.


Select Honeywell if you prefer a straightforward, decor-customizable thermostat with reliable power; select Nest for a premium, self-learning experience tightly integrated with Google services.

The Nest Learning Thermostat (4th gen) is Google's flagship smart thermostat featuring a 60% larger circular touchscreen, built-in machine-learning that auto-adjusts schedules, and seamless integration with Google Home, Matter, and Alexa for remote and voice control.
60% larger 2.7-inch circular touchscreen provides clearer readout from across the room; Dynamic Farsight automatically brightens the display for visibility and can be manually overridden; Built-in machine-learning adapts heating and cooling schedules to occupants' habits without manual programming; Auto-Away mode detects when the home is empty and adjusts temperature to save energy; Integrated Wi-Fi and Matter support enables remote control via Google Home app, voice assistants, and other smart-home ecosystems