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Energy · head to head

Johnson Controls Metasys vs SMA Energy

Johnson Controls Metasys logo

Johnson Controls Metasys

Energy

Building management and control system platform

From
On request
Rated
-
Full reviewWebsite
SMA Energy logo

SMA Energy

Energy

Inverter monitoring and cloud portal

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only SMA Energy has a free tier, so it costs nothing to try first.
  • Each has a real cost: Johnson Controls Metasys a Metasys server supports 1,300 devices and 65,000 objects, so larger estates require additional servers; SMA Energy requires SMA Premium subscription for advanced automation features
  • They diverge on capability: Johnson Controls Metasys covers HVAC control, SMA Energy covers Real-time monitoring.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Johnson Controls Metasys and SMA Energy actually diverge.

Attributes where Johnson Controls Metasys and SMA Energy differ
AttributeJohnson Controls MetasysSMA Energy
Starting priceOn requestFree
Pricing modelquotefree
Free tierNoYes
Founded18851981

Identical on both: platforms (Web, Mobile), 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 Johnson Controls Metasys

  • HVAC control
  • Building automation
  • Energy management
  • Security integration
  • Analytics dashboard
  • SOC2
  • On-premise deployment

Only in SMA Energy

  • Real-time monitoring
  • Battery management
  • Energy analytics
  • Mobile portal
  • System optimization
  • German language support

Both cover

  • 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.

Johnson Controls Metasys

  • Building automation for offices, data centres, hospitals and universitiesnot SMA Energy
  • Managing multi site campuses from one building management systemnot SMA Energy
  • Meeting compliance and reporting requirements for regulated facilitiesnot SMA Energy

SMA Energy

  • System monitoringnot Johnson Controls Metasys
  • Battery optimizationnot Johnson Controls Metasys

Where each one falls short

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

Johnson Controls Metasys

  • A Metasys server supports 1,300 devices and 65,000 objects, so larger estates require additional servers
  • No hardware requirement, licensing model, subscription term or price is published on the product page; the routes offered are a demo booking and a contact form

SMA Energy

  • Requires SMA Premium subscription for advanced automation features
  • SMA Sunny Portal monitoring has data delays and does not guarantee real-time updates
  • Limited scalability for larger residential or commercial installations beyond 18.9 kWh
  • Requires all devices to have latest software versions and compatible communication protocols

Pricing, plan by plan

Johnson Controls Metasys

On request

No published plan breakdown. See the Johnson Controls Metasys review.

SMA Energy

Free

No published plan breakdown. See the SMA Energy review.

Which should you pick?

Choose Johnson Controls Metasys if

  • You need hvac control.
  • You work on Web, Mobile.
  • You also want building automation.
Johnson Controls Metasys review

Choose SMA Energy if

  • You need real-time monitoring.
  • You want to start without paying.
  • You work on Web, Mobile.
  • You also want battery management.
SMA Energy review

Questions people ask

Is Johnson Controls Metasys or SMA Energy better?
Neither clearly leads. Johnson Controls Metasys starts at On request and SMA Energy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Johnson Controls Metasys or SMA Energy?
SMA Energy has a free tier; the other does not. Paid plans start at On request for Johnson Controls Metasys and Free for SMA Energy.
Does Johnson Controls Metasys or SMA Energy run on more platforms?
Both run on Web, Mobile, so platform support will not decide this one for you.
Can I use SMA Energy for free?
Yes. SMA Energy has a free tier, so you can try it without paying. Johnson Controls Metasys starts at On request.
What is Johnson Controls Metasys best used for?
Johnson Controls Metasys is most often used for building automation for offices, data centres, hospitals and universities, managing multi site campuses from one building management system, meeting compliance and reporting requirements for regulated facilities. Of those, building automation for offices, data centres, hospitals and universities and managing multi site campuses from one building management system are not what SMA Energy is typically brought in for.
What can Johnson Controls Metasys do that SMA Energy cannot?
Johnson Controls Metasys covers HVAC control, Building automation, Energy management, Security integration. SMA Energy covers Real-time monitoring, Battery management, Energy analytics, Mobile portal. Both handle SSL encryption, Cloud deployment, Web support, Mobile support.

Answered from the vendors’ own pages

Johnson Controls Metasys: How much does Johnson Controls Metasys cost?

Johnson Controls Metasys pricing is not published online. Contact Johnson Controls directly for enterprise building automation system pricing and licensing.

Source
SMA Energy: Is SMA Energy Maximizer free?

No. SMA Energy Maximizer requires an SMA Premium subscription. However, there is a 90-day free trial period. After the trial, the service requires a paid subscription to access automated optimization features. The SMA Premium digital service is built into SMA devices powered by ennexOS.

Source
Johnson Controls Metasys: What licensing models does Metasys offer?

Specific Metasys licensing models and pricing are available through Johnson Controls sales team. Contact Johnson Controls for custom quotes based on building management requirements.

Source
SMA Energy: What are the system requirements for SMA Energy?

SMA Energy requires compatible SMA inverters, SMA Energy Meter for consumption tracking, and communication protocols like Modbus or Speedwire for connectivity. All devices must have the latest software version, and a network connection is required for remote monitoring through SMA Sunny Portal.

Source
SMA Energy: Does SMA Energy work offline?

SMA Energy systems can continue generating electricity offline, but remote monitoring and cloud-based optimization through SMA Sunny Portal require internet connectivity. If communication fails between devices, inverters reduce output power to 0 percent as a safety fallback.

Source
SMA Energy: What is the maximum system size for residential installations?

SMA systems typically support a maximum residential configuration of 18.9 kWh battery storage, which is suitable for most single-family homes but may be insufficient for larger properties or commercial applications.

Source
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