Smart thermostats · Best for larger homes

Honeywell Home T9

80
Well liked
Average of 6 professional reviews
5 of 6 recommend it · broad agreement
Where the 6 reviews landedRange 70–83
Score printed by the outlet Estimated from the verdict

Exact average 79.5 · 3 printed, 3 estimated · printed scores only: 76

Honeywell Home T9Image: Honeywell Home

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.

Reviewed by PCMag Middle East, CNET, The Verge and 3 more

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, then adjusted the estimates against the ratings outlets actually print (ours ran slightly low). An estimate is never higher than 92.

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What 6 critics said

Highest score first · all converted to 0–100
  1. 80
    PCMag Middle EastHands-on review · 2019

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

    Read PCMag Middle East review
  2. 78
    CNETHands-on review

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

    Read CNET review
  3. 70
    The VergeHands-on review · 2019

    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.

    Read The Verge review
  4. 83est.
    Tom's GuideNo printed score · Hands-on review

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

    Read Tom's Guide review
  5. 83est.
    ZDNETNo printed score · Hands-on review · 2021

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

    Read ZDNET review
  6. 83est.
    Bob VilaNo printed score · Buying guide

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

    Read Bob Vila review

"Est." means the outlet printed no score, so we estimated one from its verdict and checked our estimates against ratings outlets print. How we check estimates

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

Other smart thermostats critics rate highly

Also reviewed, not yet scored

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?

Broad agreement: scores range from 70 (The Verge) to 83 (Tom's Guide), a spread of 13 points across 6 reviews. Most reviewers land fairly close together.

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 85), top pick, narrowly.