Honeywell Home T9

6 expert reviewsChecked 1 Nov 2026
Quick answer

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.

Reviews checked 1 Nov 2026
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Best for: Best for larger homes

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.

Critic agreement: High Scores run from 70 to 833 printed scores, 3 estimated · printed scores only: 76

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.

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What do critics say about the Honeywell Home T9?

PCMag Middle East80

The reviewer found the T9 to work flawlessly and be easy to install, with useful room sensing.

Hands-on review · 2019 · Read
CNET78

A solid, easy-to-use smart thermostat with reliable geofencing and a smart room sensor.

Hands-on review · Read
The Verge70

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.

Hands-on review · 2019 · Read
Bob Vila83est.

Named best premium smart pick in a roundup with its own tested write-up.

Buying guide · Read
ZDNET83est.

The reviewer calls the T9 a smart addition to the home, especially with room sensors, and likes the geofencing and energy reports.

Hands-on review · 2021 · Read
Tom's Guide83est.

A hands-on test finding the T9 does its job well, with responsive sensors and easy setup that suit large homes.

Hands-on review · Read

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

Ease of use5 of 6
Easy setup4 of 6
Smart features3 of 6

What critics dislike most

App problems2 of 6
Alternatives

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.