The reviewer found the T9 to work flawlessly and be easy to install, with useful room sensing.
Honeywell Home T9
The Honeywell Home T9 has a critic score of 80 out of 100 from 6 professional reviews, including PCMag Middle East, CNET and The Verge. 5 of 6 recommend it, and scores range from 70 (The Verge) to 83 (Bob Vila). 3 of the scores are printed by the outlets and 3 are our estimates from the review text. Most praised: ease of use (5 of 6); easy setup (4 of 6). Most common complaints: app problems (2 of 6). It ranks #4 of the 4 smart thermostats we score.
Our verdict
6 professional reviewers tested the Honeywell Home T9, and 5 recommend it. Most praised: ease of use and easy setup. Most common complaint: app problems.
The catch: It needs a C-wire and the app is less intuitive than Ecobee's.
3 of these 6 outlets print no score. We estimated theirs from the review text and corrected for the known tendency of estimates to run high.
We earn a commission if you buy through this link. It never changes a score.
What do critics say about the Honeywell Home T9?
A solid, easy-to-use smart thermostat with reliable geofencing and a smart room sensor.
A capable smart thermostat with useful remote sensors and a good screen, but limited scheduling, weak presence detection and a feel less smart than Ecobee.
Named best premium smart pick in a roundup with its own tested write-up.
The reviewer calls the T9 a smart addition to the home, especially with room sensors, and likes the geofencing and energy reports.
A hands-on test finding the T9 does its job well, with responsive sensors and easy setup that suit large homes.
Scores are converted to 0–100. "est." means the outlet gave no number, so we estimated one from its verdict. How we score
What critics praise most
What critics dislike most
Not sure about the Honeywell Home T9?
Common questions
Is the Honeywell Home T9 worth it?
Most critics think so: 5 of 6 recommend it. It needs a C-wire and the app is less intuitive than Ecobee's.
Do critics agree about the Honeywell Home T9?
Agreement is high: scores range from 70 (The Verge) to 83 (Bob Vila), a spread of 13 points across 6 reviews. Reviewers broadly agree.
What do critics dislike about the Honeywell Home T9?
App problems (2 of 6 reviews).
What is the best alternative to the Honeywell Home T9?
The Ecobee Smart Thermostat Premium (critic score 86), best overall.