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Energy & Utilities · head to head

AVEVA PI System vs Wattwatchers EMS

AVEVA PI System logo

AVEVA PI System

Energy & Utilities

Industrial data infrastructure for real-time insights

From
On request
Rated
-
Full reviewWebsite
W

Wattwatchers EMS

Energy & Utilities

Smart building energy management system

From
On request
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: AVEVA PI System pricing is not published and comes through an account representative; Wattwatchers EMS requires hardware installation at each monitoring point, increasing total cost of ownership
  • They diverge on capability: AVEVA PI System covers Real-time data collection, Wattwatchers EMS covers Real-time monitoring.

Where they differ

Only the attributes on which AVEVA PI System and Wattwatchers EMS actually diverge.

Attributes where AVEVA PI System and Wattwatchers EMS differ
AttributeAVEVA PI SystemWattwatchers EMS
Pricing modelone-timeUnknown
PlatformsDesktop, Web, Mobile, ApiWeb, iOS, Android, Cloud
Founded19672007

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

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 AVEVA PI System

  • Real-time data collection
  • Time-series data storage
  • Asset framework
  • Visualization
  • Analytics
  • Event management
  • Notifications
  • Data integration

Only in Wattwatchers EMS

  • Real-time monitoring
  • Energy analytics
  • Smart recommendations
  • Alert system
  • Mobile app
  • Home Assistant
  • Google Home
  • SSL encryption

What people use each for

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

AVEVA PI System

  • Collecting and historising real-time process data from plant equipmentnot Wattwatchers EMS
  • Operations dashboards and alerting through PI Visionnot Wattwatchers EMS
  • Edge data collection where connectivity is intermittentnot Wattwatchers EMS
  • Pulling process data into Excel analysis with PI DataLinknot Wattwatchers EMS
  • Utilities, pharma, mining and oil and gas process monitoringnot Wattwatchers EMS

Wattwatchers EMS

  • Energy optimizationnot AVEVA PI System
  • Cost reductionnot AVEVA PI System

Where each one falls short

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

AVEVA PI System

  • Pricing is not published and comes through an account representative
  • The vendor is moving to a subscription commercial model, so perpetual licence expectations no longer hold
  • Made up of several separately named components, including PI Server, PI Vision, Edge Data Store and the adapters and connectors needed per data source

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

AVEVA PI System

On request
  • Data Archive$undefined/license
    • Time-series data storage
    • High-speed data collection
    • Data compression
  • Operations$undefined/license
    • PI Vision dashboards
    • AF analytics
    • Event frames
  • Enterprise$undefined/license
    • PI Integrator
    • Cloud connectivity
    • Advanced analytics

Wattwatchers EMS

On request

No published plan breakdown. See the Wattwatchers EMS review.

Which should you pick?

Choose AVEVA PI System if

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

Choose Wattwatchers EMS if

  • You need real-time monitoring.
  • You work on Web, iOS, Android, Cloud.
  • You also want energy analytics.
Wattwatchers EMS review

Questions people ask

Is AVEVA PI System or Wattwatchers EMS better?
Neither clearly leads. AVEVA PI System 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, AVEVA PI System or Wattwatchers EMS?
AVEVA PI System starts at On request and Wattwatchers EMS at On request.
Does AVEVA PI System or Wattwatchers EMS run on more platforms?
AVEVA PI System runs on Desktop, Web, Mobile, Api. Wattwatchers EMS runs on Web, iOS, Android, Cloud.
What is AVEVA PI System best used for?
AVEVA PI System is most often used for collecting and historising real-time process data from plant equipment, operations dashboards and alerting through pi vision, edge data collection where connectivity is intermittent, pulling process data into excel analysis with pi datalink. Of those, collecting and historising real-time process data from plant equipment and operations dashboards and alerting through pi vision are not what Wattwatchers EMS is typically brought in for.
What can AVEVA PI System do that Wattwatchers EMS cannot?
AVEVA PI System covers Real-time data collection, Time-series data storage, Asset framework, Visualization. Wattwatchers EMS covers Real-time monitoring, Energy analytics, Smart recommendations, Alert system.

Answered from the vendors’ own pages

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
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
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
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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