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Energy · head to head

ABB Ability vs Stem Athena

ABB Ability logo

ABB Ability

Energy

Digital solutions for energy and automation

From
On request
Rated
-
Full reviewWebsite
Stem Athena logo

Stem Athena

Energy

AI-driven clean energy optimization

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: ABB Ability the Internet Archive's capture of ABB Ability's page on 19 December 2021 showed it is sold only through a 'Find Your Sales Partner' channel across industry verticals (Automotive, Buildings, Data Centers, EV Charging, Manufacturing, Mining, Oil & Gas, Power, and others), with no price list published.; Stem Athena stem's site names the product PowerTrack Optimizer, formerly Athena, so the Athena name is retired
  • They diverge on capability: ABB Ability covers Asset health monitoring, Stem Athena covers AI optimization.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which ABB Ability and Stem Athena actually diverge.

Attributes where ABB Ability and Stem Athena differ
AttributeABB AbilityStem Athena
Pricing modelquotesubscription
Founded19882009

Identical on both: starting price (On request), free tier (No), platforms (Web, Mobile, Api), 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 ABB Ability

  • Asset health monitoring
  • Predictive maintenance
  • Performance optimization
  • Energy management
  • Grid automation
  • Remote diagnostics
  • Advanced analytics
  • Digital twin technology

Only in Stem Athena

  • AI optimization
  • Energy storage management
  • Demand charge reduction
  • Grid services
  • Solar integration
  • Weather forecasting
  • Performance analytics
  • Remote monitoring

Both cover

  • Cloud deployment

What people use each for

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

ABB Ability

  • Asset performance managementnot Stem Athena
  • Predictive maintenancenot Stem Athena
  • Grid optimizationnot Stem Athena
  • Energy efficiencynot Stem Athena

Stem Athena

  • Energy asset optimization and managementnot ABB Ability
  • Renewable energy integrationnot ABB Ability
  • Energy storage managementnot ABB Ability
  • Grid operations optimizationnot ABB Ability

Where each one falls short

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

ABB Ability

  • The Internet Archive's capture of ABB Ability's page on 19 December 2021 showed it is sold only through a 'Find Your Sales Partner' channel across industry verticals (Automotive, Buildings, Data Centers, EV Charging, Manufacturing, Mining, Oil & Gas, Power, and others), with no price list published.

Stem Athena

  • Stem's site names the product PowerTrack Optimizer, formerly Athena, so the Athena name is retired
  • No price, subscription fee or contract term is published anywhere on the site
  • The optimizer is one component of the wider PowerTrack suite alongside separate EMS, SCADA, Power Plant Controller and Logger products rather than a standalone licence
  • Design, procurement, commissioning and operation are sold as managed services separate from the software

Pricing, plan by plan

ABB Ability

On request

No published plan breakdown. See the ABB Ability review.

Stem Athena

On request
  • Commercial$undefined/custom
    • Energy storage optimization
    • Demand charge management
    • Rate optimization
  • Utility$undefined/custom
    • Grid services
    • VPP management
    • Frequency regulation
  • Enterprise$undefined/custom
    • Fleet management
    • Portfolio optimization
    • Custom integrations

Which should you pick?

Choose ABB Ability if

  • You need asset health monitoring.
  • You work on Web, Mobile, Api.
  • You also want predictive maintenance.
ABB Ability review

Choose Stem Athena if

  • You need ai optimization.
  • You work on Web, Mobile, Api.
  • You also want energy storage management.
Stem Athena review

Questions people ask

Is ABB Ability or Stem Athena better?
Neither clearly leads. ABB Ability starts at On request and Stem Athena at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, ABB Ability or Stem Athena?
ABB Ability starts at On request and Stem Athena at On request.
Does ABB Ability or Stem Athena run on more platforms?
Both run on Web, Mobile, Api, so platform support will not decide this one for you.
What is ABB Ability best used for?
ABB Ability is most often used for asset performance management, predictive maintenance, grid optimization, energy efficiency. Of those, asset performance management and predictive maintenance are not what Stem Athena is typically brought in for.
What can ABB Ability do that Stem Athena cannot?
ABB Ability covers Asset health monitoring, Predictive maintenance, Performance optimization, Energy management. Stem Athena covers AI optimization, Energy storage management, Demand charge reduction, Grid services. Both handle Cloud deployment.

Answered from the vendors’ own pages

Stem Athena: How much does Stem Athena cost?

Stem does not publish pricing for Athena on its website. The company appears to use a custom enterprise pricing model. Interested customers must contact Stem directly through their website to inquire about pricing and availability.

Source
Stem Athena: Does Stem offer a free trial?

The Stem website does not mention a free trial or demo option for Athena. Customers are directed to contact Stem's sales team for information about trial access or pricing.

Source
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