Smart thermostats, ranked by critic score

4 ranked by critic score · 2 more not yet ranked · 40 professional reviews

Smart thermostats, judged on scheduling, energy savings and the app.

Ecobee Smart Thermostat PremiumImage: ecobee
The critics' pick

Ecobee Smart Thermostat Premium

85
Highly rated
Average of 6 professional reviews
6 of 6 recommend it · critics agree
Where the 6 reviews landedRange 83–89
Score printed by the outlet Estimated from the verdict

6 professional reviewers tested the Ecobee Smart Thermostat Premium, and 6 recommend it. Most praised: smart features and easy setup. Most common complaint: price.

The catch: It is pricey and needs a C-wire or extender kit.

4 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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Read all 6 reviews →
  1. 1
    Ecobee Smart Thermostat PremiumImage: ecobee
    Ecobee Smart Thermostat PremiumTop pick, narrowly6 reviews85
  2. 2
    Google Nest Learning Thermostat (4th gen)Image: Google
    Google Nest Learning Thermostat (4th gen)Best for design12 reviews84
  3. 3
    Photo coming
    Amazon Smart ThermostatBest budget pick10 reviews82
  4. 4
    Honeywell Home T9Image: Honeywell Home
    Honeywell Home T9Best for larger homes6 reviews80
The short answer

The highest-rated smart thermostat so far, by a narrow margin, is the Ecobee Smart Thermostat Premium: critic score 85 out of 100 from 6 reviews, 6 of them positive. Most praised: smart features and easy setup. Most common complaint: price.

Early reads · 2 not yet ranked

Not ranked, listed A to Z. We publish a critic score once at least 4 professional reviews of the exact model exist; with 2 or 3 we show a provisional average.

How we score →Only professional reviews, never shop or customer reviewsEvery score links to its sourceCommissions never change a score

Common questions

What is the best smart thermostat?

Narrowly, the Ecobee Smart Thermostat Premium, with a critic score of 85 from 6 professional reviews. Most praised: smart features and easy setup. Most common complaint: price.

Ecobee Smart Thermostat Premium vs Google Nest Learning Thermostat (4th gen): which is better?

Critics score the Ecobee Smart Thermostat Premium 85 and the Google Nest Learning Thermostat (4th gen) 84. We list the Google Nest Learning Thermostat (4th gen) under “Best for design”. Its main drawback: it is among the most expensive options.