Softwr

Energy · head to head

Fronius SOLARWEB vs SMA Energy

Fronius SOLARWEB logo

Fronius SOLARWEB

Energy

Solar inverter monitoring and analytics platform

From
Free
Rated
-
Full reviewWebsite
SMA Energy logo

SMA Energy

Energy

Inverter monitoring and cloud portal

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Fronius SOLARWEB only works optimally with Fronius hardware; monitoring of third-party inverters is not supported; SMA Energy requires SMA Premium subscription for advanced automation features
  • They diverge on capability: Fronius SOLARWEB covers Performance analytics, SMA Energy covers Battery management.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Fronius SOLARWEB and SMA Energy actually diverge.

Attributes where Fronius SOLARWEB and SMA Energy differ
AttributeFronius SOLARWEBSMA Energy
Pricing modelUnknownfree
PlatformsWeb, iOS, AndroidWeb, Mobile
Founded19451981

Identical on both: starting price (Free), free tier (Yes), 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 Fronius SOLARWEB

  • Performance analytics
  • Alert notifications
  • Mobile app
  • French language support
  • Spanish language support

Only in SMA Energy

  • Battery management
  • Energy analytics
  • Mobile portal

Both cover

  • Real-time monitoring
  • System optimization
  • SSL encryption
  • Cloud deployment
  • Web support
  • Mobile support
  • English language support
  • German language support

What people use each for

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

Fronius SOLARWEB

  • System monitoring
  • Performance trackingnot SMA Energy

SMA Energy

  • System monitoring
  • Battery optimizationnot Fronius SOLARWEB

Both are used for system monitoring, on those jobs the choice comes down to price and fit rather than capability.

Where each one falls short

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

Fronius SOLARWEB

  • Only works optimally with Fronius hardware; monitoring of third-party inverters is not supported
  • Advanced historical analytics and forecasting features require paid premium subscription
  • Requires stable internet connectivity and cloud connection for all functionality
  • String-level diagnostics require onsite inspection to identify which panel within a string is failing

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

Fronius SOLARWEB

Free
  • BasicFree
    • Real-time energy monitoring
    • Daily/monthly/yearly production charts
    • Battery storage monitoring

SMA Energy

Free

No published plan breakdown. See the SMA Energy review.

Which should you pick?

Choose Fronius SOLARWEB if

  • You need performance analytics.
  • You want to start without paying.
  • You work on Web, iOS, Android.
  • You also want alert notifications.
Fronius SOLARWEB review

Choose SMA Energy if

  • You need battery management.
  • You want to start without paying.
  • You work on Web, Mobile.
  • You also want energy analytics.
SMA Energy review

Questions people ask

Is Fronius SOLARWEB or SMA Energy better?
Neither clearly leads. Fronius SOLARWEB starts at Free and SMA Energy at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Fronius SOLARWEB or SMA Energy?
Fronius SOLARWEB starts at Free and SMA Energy at Free.
Does Fronius SOLARWEB or SMA Energy run on more platforms?
Fronius SOLARWEB runs on Web, iOS, Android. SMA Energy runs on Web, Mobile.
Can I use Fronius SOLARWEB for free?
Both have a free tier, so you can try either at no cost before committing.
What is Fronius SOLARWEB best used for?
Fronius SOLARWEB is most often used for system monitoring, performance tracking. Of those, performance tracking is not what SMA Energy is typically brought in for.
What can Fronius SOLARWEB do that SMA Energy cannot?
Fronius SOLARWEB covers Performance analytics, Alert notifications, Mobile app, French language support. SMA Energy covers Battery management, Energy analytics, Mobile portal. Both handle Real-time monitoring, System optimization, SSL encryption, Cloud deployment.

Answered from the vendors’ own pages

Fronius SOLARWEB: Does Fronius Solar.web work offline?

No, Fronius Solar.web requires stable internet connectivity as it is a cloud-based monitoring platform.

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
Fronius SOLARWEB: What is the cost of Fronius Solar.web?

The basic version is completely free for registered Fronius hardware users. A premium subscription is available for advanced analytics and forecasting features, though specific pricing is not disclosed on the website.

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
Fronius SOLARWEB: What Fronius products work with Solar.web?

Solar.web monitors Fronius inverters, smart meters, battery storage systems, and EV charging products. Advanced features like energy optimization require compatible GEN24/Verto inverters.

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
Fronius SOLARWEB: Does Fronius Solar.web have a mobile app?

Yes, Solar.web offers native iOS and Android mobile applications for real-time monitoring.

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
Share

Related pages

More on Fronius SOLARWEB

More on SMA Energy

Keep looking

Other head to heads