3-year cost calculator
Pre-filled for Solace PubSub+ → IBM MQ. Adjust every figure with your own numbers.
Every figure here is an illustrative estimate, not a vendor quote. Defaults are editable starting points compiled from public information; real, binding pricing comes from the vendor or an authorized distributor. See our methodology.
All figures are illustrative and fully editable — adjust the cost-per-core and migration inputs with your own numbers. Not guaranteed vendor pricing (defaults reviewed May 2026). For a binding quote, use the request form below to reach an authorized distributor or partner.
Quick comparison: Solace PubSub+ vs IBM MQ
Common trade-offs teams weigh when staying on Solace PubSub+ versus moving to IBM MQ. These are general, commonly-reported considerations — not statements of fact about any vendor — so check them against your own contract and the vendors' current terms.
- Already in production — no migration effort or risk
- Mature ecosystem with vendor support and SLAs
- Per-broker subscription pricing
- Appliance and cloud costs
- Premium support tiers
- Ongoing per-broker / subscription cost to budget for
- Commercial option with vendor support and SLAs
- Cost model: Per-core + support
- Requires a migration (~18 weeks, high effort)
- Per-core + support cost
- Higher operational learning curve
Why teams evaluate alternatives to Solace PubSub+
Reasons commonly cited by users and in public industry coverage for re-evaluating Solace PubSub+. These are general, reported considerations — not statements of fact about Solace — and may not reflect your situation or the vendor's current terms. Verify against your own contract before deciding.
- Per-broker subscription pricing
- Appliance and cloud costs
- Premium support tiers
The migration plan
Roughly 18 weeks for a mid-size estate, in six phases.
Tooling & automation
Stand up the open broker, model queues/topics on the new system, bridge during transition, repoint producers/consumers, validate delivery semantics, and cut over after backlogs drain.
OffVendor's wizard pre-fills these scripts with your environment — inventory export, disk/schema conversion, bulk provisioning, and validation.
Frequently asked
Is migrating from Solace PubSub+ to IBM MQ worth it?
For most teams facing rising Solace PubSub+ costs, yes — IBM MQ (per-core + support) typically lowers 3-year total cost of ownership, though the right answer depends on workload complexity and in-house skills. Use the calculator to model your own numbers.
How long does a Solace PubSub+ to IBM MQ migration take?
A typical mid-size estimate is around 18 weeks across six phases — discovery, design, pilot, waved production migration, validation, and decommission. Larger or more complex estates take longer.
What tools are used to migrate from Solace PubSub+ to IBM MQ?
Stand up the open broker, model queues/topics on the new system, bridge during transition, repoint producers/consumers, validate delivery semantics, and cut over after backlogs drain.