Six Thermostats, Four Climates, 90 Days: The $60 Model Gave Our $250 Flagship a Run for Its Money
We put six popular smart thermostats in six very different homes — from a Minnesota farmhouse to a Phoenix ranch — and tracked every kilowatt-hour for three months. The results exposed which models genuinely learn your schedule, which hide their best features behind a paywall, and why the priciest pick isn't the smartest buy.