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Ecobee vs Yeelight

Ecobee logo

Ecobee

Software

Smart thermostats with room sensors for whole-home comfort

From
$139.99/one-time
Rated
-
Full reviewWebsite
Yeelight logo

Yeelight

Software

Smart lighting for modern homes

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Ecobee installation requires a C-wire in most cases, necessitating professional installation for some users unfamiliar with HVAC wiring; Yeelight requires owning Yeelight-branded smart lighting hardware; the app itself is a controller with no standalone function
  • They diverge on capability: Ecobee covers Room Sensors, Yeelight covers Color control.

Where they differ

Only the attributes on which Ecobee and Yeelight actually diverge.

Attributes where Ecobee and Yeelight differ
AttributeEcobeeYeelight
Starting price$139.99/one-timeOn request
Pricing modelUnknownone-time
PlatformsWeb, iOS, AndroidIOS, Android
Founded20072012

Identical on both: free tier (No), user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Ecobee

  • Room Sensors
  • Built-in Alexa
  • Energy Reports
  • Smart Recovery
  • HomeKit
  • Google Home
  • IFTTT
  • Web support

Only in Yeelight

  • Color control
  • Brightness dimming
  • Schedules
  • Music sync
  • Sunrise/sunset
  • Scenes
  • Google Assistant
  • Amazon Alexa

Both cover

  • SmartThings
  • IOS support
  • Android support

What people use each for

The jobs each tool is most often brought in to do.

Ecobee

  • Energy savingsnot Yeelight
  • Multi-room comfortnot Yeelight
  • HVAC optimizationnot Yeelight
  • Remote climate controlnot Yeelight

Yeelight

  • Ambient lightingnot Ecobee
  • Entertainment syncnot Ecobee
  • Automated schedulesnot Ecobee
  • Energy savingnot Ecobee

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Ecobee

  • Installation requires a C-wire in most cases, necessitating professional installation for some users unfamiliar with HVAC wiring
  • Not compatible with line-voltage baseboard heating systems without additional specialized controllers
  • Touchscreen display is prone to fingerprints and cannot be adjusted from the mobile app
  • Advanced settings interface can feel complex and technical for non-technical users
  • Display settings and customization options are limited to on-device configuration only

Yeelight

  • Requires owning Yeelight-branded smart lighting hardware; the app itself is a controller with no standalone function
  • Requires iOS 16.2 or later, per the App Store listing

Pricing, plan by plan

Ecobee

$139.99/one-time
  • Smart Thermostat Essential$139.99/one-time
    • Up to 23% energy savings
    • ENERGY STAR certified
    • Remote app control
  • Smart Thermostat Enhanced$199.99/one-time
    • Up to 26% energy savings
    • Built-in Alexa voice control
    • HomeKit compatible
  • Smart Thermostat Premium$259.99/one-time
    • Up to 26% energy savings
    • Built-in radar occupancy sensor
    • Indoor air quality monitoring

Yeelight

On request
  • Smart Bulb$15/month
    • WiFi
    • 16M colors
    • Voice control
  • Light Strip$30/month
    • Music sync
    • Extendable
    • Scene modes

Which should you pick?

Choose Ecobee if

  • You need room sensors.
  • You work on Web, iOS, Android.
  • You also want built-in alexa.
Ecobee review

Choose Yeelight if

  • You need color control.
  • You work on IOS, Android.
  • You also want brightness dimming.
Yeelight review

Questions people ask

Is Ecobee or Yeelight better?
Neither clearly leads. Ecobee starts at $139.99/one-time and Yeelight at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Ecobee or Yeelight?
Ecobee starts at $139.99/one-time and Yeelight at On request.
Does Ecobee or Yeelight run on more platforms?
Ecobee runs on Web, iOS, Android. Yeelight runs on IOS, Android.
What is Ecobee best used for?
Ecobee is most often used for energy savings, multi-room comfort, hvac optimization, remote climate control. Of those, energy savings and multi-room comfort are not what Yeelight is typically brought in for.
What can Ecobee do that Yeelight cannot?
Ecobee covers Room Sensors, Built-in Alexa, Energy Reports, Smart Recovery. Yeelight covers Color control, Brightness dimming, Schedules, Music sync. Both handle SmartThings, IOS support, Android support.

Answered from the vendors’ own pages

Ecobee: How much can I save with an Ecobee thermostat?

Ecobee thermostats can save up to 26% on annual heating and cooling costs according to manufacturer claims. However, independent ENERGY STAR data shows average savings of around 8%, equating to $50-$100 annually for typical U.S. homes.

Source
Ecobee: Does Ecobee work with HomeKit?

Yes, Ecobee is HomeKit-enabled and was the first to introduce a HomeKit-compatible smart thermostat. The Premium and Enhanced models support Apple HomeKit and allow control via Siri from any Apple device.

Source
Ecobee: What is a SmartSensor and what does it do?

Ecobee SmartSensors are wireless remote temperature and occupancy sensors that detect which rooms are occupied. They allow the thermostat to balance heating and cooling to occupied rooms and ignore empty spaces, improving both comfort and efficiency.

Source
Ecobee: Do I need a C-wire to install Ecobee?

Most installations require a C-wire for reliable operation. Ecobee includes a Power Extender Kit to help with installations lacking a C-wire, but some DIYers may still need professional installation assistance.

Source
Ecobee: What voice assistants does Ecobee support?

Ecobee supports Apple Siri, Amazon Alexa, Google Assistant, and Samsung SmartThings for voice control. The Premium model has built-in Alexa and Siri, while Enhanced and Essential models support all platforms via integration.

Source
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