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Ecobee vs Enphase Enlighten

Ecobee logo

Ecobee

Software

Smart thermostats with room sensors for whole-home comfort

From
$139.99/one-time
Rated
-
Full reviewWebsite
E

Enphase Enlighten

Software

Microinverter monitoring and management platform

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Enphase Enlighten has a free tier, so it costs nothing to try first.
  • Each has a real cost: Ecobee installation requires a C-wire in most cases, necessitating professional installation for some users unfamiliar with HVAC wiring; Enphase Enlighten only works with Enphase microinverter systems, not compatible with other solar equipment
  • They diverge on capability: Ecobee covers Room Sensors, Enphase Enlighten covers Real-time monitoring.

Where they differ

Only the attributes on which Ecobee and Enphase Enlighten actually diverge.

Attributes where Ecobee and Enphase Enlighten differ
AttributeEcobeeEnphase Enlighten
Starting price$139.99/one-timeFree
Free tierNoYes
Founded20072006

Identical on both: pricing model (Unknown), platforms (Web, iOS, Android), 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
  • SmartThings
  • IFTTT

Only in Enphase Enlighten

  • Real-time monitoring
  • Per-module performance
  • Alert notifications
  • Mobile app
  • API access
  • SunPower
  • Tesla
  • SSL encryption

Both cover

  • Web support

What people use each for

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

Ecobee

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

Enphase Enlighten

  • System monitoringnot Ecobee
  • Performance optimizationnot 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

Enphase Enlighten

  • Only works with Enphase microinverter systems, not compatible with other solar equipment
  • Requires 10-year paid subscription after initial free period for core monitoring
  • Cloud-based system requiring internet connection for real-time data access

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

Enphase Enlighten

Free

No published plan breakdown. See the Enphase Enlighten review.

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 Enphase Enlighten if

  • You need real-time monitoring.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want per-module performance.
Enphase Enlighten review

Questions people ask

Is Ecobee or Enphase Enlighten better?
Neither clearly leads. Ecobee starts at $139.99/one-time and Enphase Enlighten at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Ecobee or Enphase Enlighten?
Enphase Enlighten has a free tier; the other does not. Paid plans start at $139.99/one-time for Ecobee and Free for Enphase Enlighten.
Does Ecobee or Enphase Enlighten run on more platforms?
Both run on Web, iOS, Android, so platform support will not decide this one for you.
Can I use Enphase Enlighten for free?
Yes. Enphase Enlighten has a free tier, so you can try it without paying. Ecobee starts at $139.99/one-time.
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 Enphase Enlighten is typically brought in for.
What can Ecobee do that Enphase Enlighten cannot?
Ecobee covers Room Sensors, Built-in Alexa, Energy Reports, Smart Recovery. Enphase Enlighten covers Real-time monitoring, Per-module performance, Alert notifications, Mobile app. Both handle Web 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
Enphase Enlighten: Is Enphase Enlighten free to use?

The standard Enlighten app comes included with any Enphase microinverter system at no extra charge for the first 10 years from installation, after which it costs $49/year minimum.

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
Enphase Enlighten: What is the cost for Enlighten Manager premium upgrade?

Enlighten Manager upgrade costs $9.99/month with month-to-month cancellation, or a one-time lifetime subscription is available through the Enphase store.

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
Enphase Enlighten: What data does Enlighten monitor?

Enlighten pulls data from IQ Microinverters, the IQ Gateway, IQ Batteries, and Enphase EV chargers into a single monitoring view, showing near real-time panel-by-panel performance data.

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
Enphase Enlighten: Does Enlighten send alerts for system issues?

Yes, Enlighten continuously monitors system performance and highlights deviations, with customers able to choose to receive alerts upon certain conditions.

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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