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Energy · head to head

Oracle Utilities vs Solace PubSub+

Oracle Utilities logo

Oracle Utilities

Energy

Complete customer care and billing for utilities

From
On request
Rated
-
Full reviewWebsite
Solace PubSub+ logo

Solace PubSub+

Databases

Multi-protocol event broker sold as software, cloud service or a hardware appliance

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Solace PubSub+ has a free tier, so it costs nothing to try first.
  • Each has a real cost: Oracle Utilities oracle Utilities does not appear on Oracle's published price list index, which covers Technology, eBusiness Suite, Fusion Applications, Engineered Systems, Business Intelligence, Siebel, PeopleSoft, JD Edwards, MySQL, Java and several cloud lines; Solace PubSub+ no pricing is published at any tier, so evaluation requires a sales engagement before you can even judge whether it is in budget, and broker tier sizing determines cost in ways buyers frequently get wrong.
  • They diverge on capability: Oracle Utilities covers Customer information system, Solace PubSub+ covers Multi-protocol broker.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Oracle Utilities and Solace PubSub+ actually diverge.

Attributes where Oracle Utilities and Solace PubSub+ differ
AttributeOracle UtilitiesSolace PubSub+
Starting priceOn requestFree
Free tierNoYes
PlatformsWeb, Mobile, ApiLinux, Docker, Kubernetes, Cloud, Hardware appliance
CategoryEnergyDatabases
Founded1977Unknown

Identical on both: pricing model (quote), user rating (Not yet rated).

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 Oracle Utilities

  • Customer information system
  • Billing and invoicing
  • Meter data management
  • Customer self-service portal
  • Revenue management
  • Credit and collections
  • Field service management
  • Regulatory compliance

Only in Solace PubSub+

  • Multi-protocol broker
  • Dynamic message routing
  • Hardware appliance
  • Event Portal
  • Guaranteed delivery
  • Mission Control
  • Topic hierarchies and wildcards
  • Kafka and MQ bridging

What people use each for

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

Oracle Utilities

  • Customer information and billing systems for electric, gas and water utilitiesnot Solace PubSub+
  • Meter data management for utility smart metering programmesnot Solace PubSub+
  • Work and asset management for utility field operationsnot Solace PubSub+

Solace PubSub+

  • A bank building an event mesh across regions where a Java JMS application and an MQTT mobile client must share the same topic spacenot Oracle Utilities
  • An exchange or trading platform with a latency budget that needs the hardware appliance rather than a software brokernot Oracle Utilities
  • An airline distributing operational events to ground systems, aircraft and partner APIs over different protocolsnot Oracle Utilities
  • A manufacturer bridging factory MQTT telemetry into an enterprise Kafka estate without writing translation servicesnot Oracle Utilities

Where each one falls short

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

Oracle Utilities

  • Oracle Utilities does not appear on Oracle's published price list index, which covers Technology, eBusiness Suite, Fusion Applications, Engineered Systems, Business Intelligence, Siebel, PeopleSoft, JD Edwards, MySQL, Java and several cloud lines
  • Where Oracle does publish prices they are downloadable PDF price lists rather than an interactive pricing page
  • Oracle publishes separate commercial and US Public Sector price lists, so the commercial rate does not apply to government buyers

Solace PubSub+

  • No pricing is published at any tier, so evaluation requires a sales engagement before you can even judge whether it is in budget, and broker tier sizing determines cost in ways buyers frequently get wrong.
  • The free Standard edition has hard capacity and support limits, which makes it useful for development but means any real deployment triggers a commercial negotiation.
  • The proprietary SMF protocol gives the best performance and feature coverage, so teams that lean on it acquire real switching costs even though open protocols are supported.
  • Operating a self-managed high availability broker pair with disaster recovery is a specialist task, and Solace expertise is scarce in the hiring market compared with Kafka skills.
  • Event Portal and Mission Control are licensed as part of platform packages, so the governance tooling that makes an event mesh manageable is not simply included with the broker.

Pricing, plan by plan

Oracle Utilities

On request

No published plan breakdown. See the Oracle Utilities review.

Solace PubSub+

Free
  • Software Event Broker StandardFree
    • Free for production within capacity limits
    • Single node, capped connections and queues
    • No vendor support
  • Solace Cloud$undefined/year
    • Managed brokers in tiers from ENT-250 to ENT-100K
    • Foundation, Accelerate and Scale platform packages
    • Fixed subscription or annual consumption drawdown
  • Software Enterprise self-managed$undefined/year
    • Deploy in your own Kubernetes, VMs or data centre
    • High availability and disaster recovery
    • Support with SLA
  • Hardware appliance$undefined/year
    • Purpose-built appliance with FPGA message offload
    • Deterministic low latency
    • Sold with support contract

Which should you pick?

Choose Oracle Utilities if

  • You need customer information system.
  • You work on Web, Mobile, Api.
  • You also want billing and invoicing.
Oracle Utilities review

Choose Solace PubSub+ if

  • You need multi-protocol broker.
  • You want to start without paying.
  • You work on Linux, Docker, Kubernetes, Cloud, Hardware appliance.
  • You also want dynamic message routing.
Solace PubSub+ review

Questions people ask

Is Oracle Utilities or Solace PubSub+ better?
Neither clearly leads. Oracle Utilities starts at On request and Solace PubSub+ at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Oracle Utilities or Solace PubSub+?
Solace PubSub+ has a free tier; the other does not. Paid plans start at On request for Oracle Utilities and Free for Solace PubSub+.
Does Oracle Utilities or Solace PubSub+ run on more platforms?
Oracle Utilities runs on Web, Mobile, Api. Solace PubSub+ runs on Linux, Docker, Kubernetes, Cloud, Hardware appliance.
Can I use Solace PubSub+ for free?
Yes. Solace PubSub+ has a free tier, so you can try it without paying. Oracle Utilities starts at On request.
What is Oracle Utilities best used for?
Oracle Utilities is most often used for customer information and billing systems for electric, gas and water utilities, meter data management for utility smart metering programmes, work and asset management for utility field operations. Of those, customer information and billing systems for electric, gas and water utilities and meter data management for utility smart metering programmes are not what Solace PubSub+ is typically brought in for.
What can Oracle Utilities do that Solace PubSub+ cannot?
Oracle Utilities covers Customer information system, Billing and invoicing, Meter data management, Customer self-service portal. Solace PubSub+ covers Multi-protocol broker, Dynamic message routing, Hardware appliance, Event Portal.

Answered from the vendors’ own pages

Solace PubSub+: Is there a free version of Solace?

Yes, the Standard edition of the software event broker is free for production within capacity limits, with no vendor support.

Solace PubSub+: Does Solace publish prices?

No. Cloud, software and appliance are all quoted, based on broker tier from ENT-250 to ENT-100K and licensing model.

Solace PubSub+: Why buy an appliance in 2026?

Deterministic low latency with message processing offloaded to hardware, which matters in capital markets and little elsewhere.

Solace PubSub+: Can it replace Kafka?

Not for log retention and stream reprocessing. It is stronger at multi-protocol routing and guaranteed delivery, and the two are often bridged.

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