BlazeMeter vs Vegeta
Feature checklists rarely decide anything. What decides it is the pricing metric, who has to write the tests, and which limitation you can live with.
Entry price
From $149 per month (indicative entry plan)
Free tierFree and open source
Open sourceWhat drives the bill
The metric that actually scales your invoice.
Priced by concurrent virtual users. Large enterprise tests are a substantial annual commitment.
Free and open source. You pay in engineering time and CI minutes.
Free tier
Free tier with a small virtual-user cap and limited test duration.
Everything, self-hosted
Open source
MIT
Self-hostable
No-code authoring
Languages
Platforms
Fits teams
Adoption
Widely used
Broadcom · since 2011
Established
OSS community · since 2013
Strengths
- Runs your existing open-source scripts unchanged — no migration cost.
- Global load generation from many regions without owning infrastructure.
- Reporting and trend analysis suited to handing results to management.
- Constant-rate model avoids the coordinated-omission problem that distorts VU-based tools.
- Single static binary, trivial to run anywhere.
- Composable output for scripting and pipelines.
Limitations
- Expensive relative to running the same open-source scripts on your own machines.
- Virtual-user pricing makes frequent large tests costly.
- Adds a vendor to a workflow that can function entirely on open source.
- No scenarios or session state — one target list, one rate.
- No GUI or built-in reporting beyond plots.
- Go library usage required for anything sophisticated.
Best for
Enterprises with existing JMeter estates that need scale and reporting without building it.
Backend engineers who want rigorous constant-rate measurements of an endpoint.
Pricing last reviewed August 2026 and is indicative only — confirm on each vendor’s own page.