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Energy · head to head

SunPower Monitoring vs Wattwatchers EMS

SunPower Monitoring logo

SunPower Monitoring

Energy

Solar monitoring and performance management system

From
On request
Rated
-
Full reviewWebsite
Wattwatchers EMS logo

Wattwatchers EMS

Energy

Smart building energy management system

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: SunPower Monitoring parent company underwent bankruptcy reorganization in 2024, creating uncertainty about long-term product support; Wattwatchers EMS requires hardware installation at each monitoring point, increasing total cost of ownership
  • They diverge on capability: SunPower Monitoring covers Performance analytics, Wattwatchers EMS covers Energy analytics.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which SunPower Monitoring and Wattwatchers EMS actually diverge.

Attributes where SunPower Monitoring and Wattwatchers EMS differ
AttributeSunPower MonitoringWattwatchers EMS
PlatformsiOS, Android, WebWeb, iOS, Android, Cloud
Founded19852007

Identical on both: starting price (On request), pricing model (Unknown), free tier (No), user rating (Not yet rated), category (Energy).

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 SunPower Monitoring

  • Performance analytics
  • Energy production tracking
  • Tesla
  • Enphase

Only in Wattwatchers EMS

  • Energy analytics
  • Smart recommendations
  • Home Assistant
  • Google Home

Both cover

  • Real-time monitoring
  • Alert system
  • Mobile app
  • SSL encryption
  • Cloud deployment
  • Web support
  • Mobile support
  • English language support

What people use each for

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

SunPower Monitoring

  • Solar monitoringnot Wattwatchers EMS
  • Performance optimizationnot Wattwatchers EMS

Wattwatchers EMS

  • Energy optimizationnot SunPower Monitoring
  • Cost reductionnot SunPower Monitoring

Where each one falls short

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

SunPower Monitoring

  • Parent company underwent bankruptcy reorganization in 2024, creating uncertainty about long-term product support
  • Monitoring features previously free are now being moved behind premium subscription tiers
  • Limited integration with non-SunPower solar hardware

Wattwatchers EMS

  • Requires hardware installation at each monitoring point, increasing total cost of ownership
  • Built for small to medium portfolios; scaling to large portfolios may present usability challenges
  • Limited to energy monitoring; not a comprehensive building management system

Pricing, plan by plan

SunPower Monitoring

On request

No published plan breakdown. See the SunPower Monitoring review.

Wattwatchers EMS

On request

No published plan breakdown. See the Wattwatchers EMS review.

Which should you pick?

Choose SunPower Monitoring if

  • You need performance analytics.
  • You work on iOS, Android, Web.
  • You also want energy production tracking.
SunPower Monitoring review

Choose Wattwatchers EMS if

  • You need energy analytics.
  • You work on Web, iOS, Android, Cloud.
  • You also want smart recommendations.
Wattwatchers EMS review

Questions people ask

Is SunPower Monitoring or Wattwatchers EMS better?
Neither clearly leads. SunPower Monitoring starts at On request and Wattwatchers EMS at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, SunPower Monitoring or Wattwatchers EMS?
SunPower Monitoring starts at On request and Wattwatchers EMS at On request.
Does SunPower Monitoring or Wattwatchers EMS run on more platforms?
SunPower Monitoring runs on iOS, Android, Web. Wattwatchers EMS runs on Web, iOS, Android, Cloud.
What is SunPower Monitoring best used for?
SunPower Monitoring is most often used for solar monitoring, performance optimization. Of those, solar monitoring and performance optimization are not what Wattwatchers EMS is typically brought in for.
What can SunPower Monitoring do that Wattwatchers EMS cannot?
SunPower Monitoring covers Performance analytics, Energy production tracking, Tesla, Enphase. Wattwatchers EMS covers Energy analytics, Smart recommendations, Home Assistant, Google Home. Both handle Real-time monitoring, Alert system, Mobile app, SSL encryption.

Answered from the vendors’ own pages

SunPower Monitoring: What happened to SunPower's monitoring software?

SunPower Corporation filed for bankruptcy on August 5, 2024. Complete Solaria acquired key SunPower assets in September 2024 and continues operations under the SunPower name as a publicly traded company in 2026.

Source
Wattwatchers EMS: What data does Wattwatchers monitor?

Wattwatchers measures consumption at the device or circuit level in real-time, identifies equipment inefficiencies, and streams data through cloud dashboards for detailed energy consumption pattern analysis.

Source
SunPower Monitoring: Is the mySunPower app still available?

Yes. The mySunPower app was rebranded to SunStrong Connect after SunStrong acquired SunPower's app suite. The app provides real-time solar production monitoring and battery management.

Source
Wattwatchers EMS: What web-based tools does Wattwatchers provide?

Wattwatchers provides Fleet Management for fleet overview and device health, an Onboarding tool for smartphone-based device configuration, and a Dashboard for customers to view sites and data.

Source
SunPower Monitoring: What features does SunStrong Connect provide?

SunStrong Connect provides real-time views of solar production, home consumption, and battery power flows. It includes historical performance data, battery controls, live weather data, and system alerts.

Source
Wattwatchers EMS: What is the mydata.energy app?

mydata.energy is Wattwatchers' mobile application available on iPhone and Android that provides real-time energy management and monitoring for homes and small businesses.

Source
SunPower Monitoring: Is SunPower monitoring available for commercial systems?

Yes. SunPower offers Energy Intelligence Software and Monitoring System applications for commercial and utility-scale solar installations with real-time data collection and performance analysis.

Source
Wattwatchers EMS: How does ADEPT help with energy management?

ADEPT is Wattwatchers' agile development platform for distributed energy that enables fleet analytics, real-time performance analysis, and zero-code prototyping of custom analytics rules.

Source
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