Softwr

Energy · head to head

Enerex vs OSIsoft PI System

E

Enerex

Energy

Energy procurement and market intelligence

From
$500/month
Rated
-
Full reviewWebsite
OSIsoft PI System logo

OSIsoft PI System

Energy

Real-time operational intelligence for industrial operations

From
On request
Rated
-
Full reviewWebsite

The short version

  • They diverge on capability: Enerex covers Real-time pricing, OSIsoft PI System covers Real-time data collection.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Enerex and OSIsoft PI System actually diverge.

Attributes where Enerex and OSIsoft PI System differ
AttributeEnerexOSIsoft PI System
Starting price$500/monthOn request
Pricing modelsubscriptionquote
PlatformsWeb, ApiWindows, Web, Api
Founded20011980

Identical on both: 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 Enerex

  • Real-time pricing
  • Supplier management
  • Contract optimization
  • Market analytics
  • RFP management
  • Risk analysis
  • Reporting
  • Invoice validation

Only in OSIsoft PI System

  • Real-time data collection
  • Time-series data storage
  • Advanced analytics
  • Asset framework
  • Visualization tools
  • Event frames
  • Data compression
  • Notifications and alerts

Both cover

  • SAP
  • Oracle
  • SOC2

What people use each for

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

Enerex

  • Energy procurementnot OSIsoft PI System
  • Supplier managementnot OSIsoft PI System
  • Cost reductionnot OSIsoft PI System
  • Risk managementnot OSIsoft PI System
  • Contract negotiationnot OSIsoft PI System

OSIsoft PI System

  • Collecting and historising high frequency industrial process and sensor datanot Enerex
  • Operations dashboards and trend analysis for plants and utilitiesnot Enerex
  • Feeding real time operational data into analytics and digital twin applicationsnot Enerex

Where each one falls short

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

Enerex

Nothing recorded yet. See the Enerex review.

OSIsoft PI System

  • OSIsoft is now AVEVA and osisoft.com redirects to the AVEVA PI System pages
  • No pricing is published; osisoft.com/pricing resolves to AVEVA product pages with no rate, minimum or cost driver
  • Licensing runs through the AVEVA Flex Subscription Program rather than a published per-seat or per-tag price
  • The PI System is split across separately listed products including PI Server, PI Vision, PI Data Infrastructure and Edge Data Store

Pricing, plan by plan

Enerex

$500/month
  • Professional$500/month
    • Market pricing
    • Supplier comparison
    • Contract management
  • Enterprise$1500/month
    • Advanced analytics
    • Portfolio optimization
    • Risk management
  • Custom$undefined/month
    • White label
    • Custom integrations
    • Dedicated support

OSIsoft PI System

On request

No published plan breakdown. See the OSIsoft PI System review.

Which should you pick?

Choose Enerex if

  • You need real-time pricing.
  • You work on Web, Api.
  • You also want supplier management.
Enerex review

Choose OSIsoft PI System if

  • You need real-time data collection.
  • You work on Windows, Web, Api.
  • You also want time-series data storage.
OSIsoft PI System review

Questions people ask

Is Enerex or OSIsoft PI System better?
Neither clearly leads. Enerex starts at $500/month and OSIsoft PI System at On request, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Enerex or OSIsoft PI System?
Enerex starts at $500/month and OSIsoft PI System at On request.
Does Enerex or OSIsoft PI System run on more platforms?
Enerex runs on Web, Api. OSIsoft PI System runs on Windows, Web, Api.
What is Enerex best used for?
Enerex is most often used for energy procurement, supplier management, cost reduction, risk management. Of those, energy procurement and supplier management are not what OSIsoft PI System is typically brought in for.
What can Enerex do that OSIsoft PI System cannot?
Enerex covers Real-time pricing, Supplier management, Contract optimization, Market analytics. OSIsoft PI System covers Real-time data collection, Time-series data storage, Advanced analytics, Asset framework. Both handle SAP, Oracle, SOC2.

Answered from the vendors’ own pages

OSIsoft PI System: How much does the AVEVA PI System cost?

AVEVA PI System (formerly OSIsoft PI System) operates on a subscription-based commercial model with customized pricing. The company structures subscriptions to match specific use cases and business needs, requiring direct contact with account representatives.

Source
OSIsoft PI System: What is AVEVA PI System's pricing model?

AVEVA offers subscription-based licensing for software components running on-premises or in the cloud. Subscriptions are customized per customer use case, and pricing is determined through consultation with local account representatives.

Source
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