Side by side
Grafana k6 vs Vegeta
Both stand on performance testing software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Linux
Grafana k6 combines several kinds of testing with tracing, logging and profiling capabilities. Check the 500-hour monthly Free plan limit and Pro’s platform fee plus pay-as-you-go pricing against expected usage.
Visit Grafana k6 Free plan APILinuxMac+2
Vegeta combines constant-rate HTTP load generation with multiple output formats and HTTP/2 and TLS controls. Its documented resource warning is worth considering when configuring request rates and worker counts.
Visit VegetaThe facts
| Grafana k6 | Vegeta | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux | API, Linux, Mac, Self-hosted, Windows |
| Lowest paid plan | See the plans | Free or on request |
| Plans published | 6 | 1 |
| Maker | Grafana k6 | Not published |
| Website | grafana.com | github.com |
| On performance testing software | #15 of 38 | #19 of 38 |
Grafana k6: what it does well
- Supports load, stress, browser-based, distributed and API testing.
- Includes OpenTelemetry support and service maps.
- Logging includes structured parsing and live tailing.
- Profiles CPU, memory and threads.
- Supports a broad list of programming languages.
What to know first
- Free plan is capped at 500 virtual user hours monthly.
- Pro adds a 19.00 USD monthly platform fee plus usage.
- Kernel profiling is not supported.
- Logs are retained for 30 days.
Vegeta: what it does well
- Sends requests at a constant rate.
- Available as a CLI or Go library.
- Supports distributed load testing.
- Produces several report and result formats.
- Offers HTTP/2 and TLS controls.
What to know first
- Default request timeout is 30 seconds.
- Unlimited rate and high worker limits can cause crashes.
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