Bugzilla
Sentry
| Feature | Bugzilla | Sentry |
|---|---|---|
| Pricing | Free only | Free / from $26/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 3.7 / 5 | 4.5 / 5 |
| Best For | open-source-projects, enterprise-it, developers, large-organizations | developers, frontend-teams, mobile-developers, startups |
| Founded | 1998 | 2012 |
| Bug Tracking | ✓ | ✗ |
| Advanced Search | ✓ | ✗ |
| Email Integration | ✓ | ✗ |
| Custom Workflows | ✓ | ✗ |
| Patch Management | ✓ | ✗ |
| Reporting | ✓ | ✗ |
| Error Tracking | ✗ | ✓ |
| Performance Monitoring | ✗ | ✓ |
| Session Replay | ✗ | ✓ |
| Source Maps | ✗ | ✓ |
| Release Tracking | ✗ | ✓ |
| Alerting | ✗ | ✓ |
| Integrations | ✗ | ✓ |
| Issue Triaging | ✗ | ✓ |
✓ Bugzilla Pros
- Completely free
- Battle-tested
- Advanced search
- Highly customizable
✗ Bugzilla Cons
- Very dated interface
- Difficult to set up
- No modern UX
✓ Sentry Pros
- Excellent error tracking with full stack traces
- Source map support for minified code
- Session replay shows exactly what users experienced
- Open-source self-hosted option available
- Supports 100+ platforms and frameworks
✗ Sentry Cons
- Event quotas can be exceeded during incidents
- Alert fatigue if not properly configured
- Performance monitoring less mature than Datadog
The Verdict
Bugzilla is built for open source projects and enterprise it, with a focus on bug-tracking and advanced-search. Sentry targets developers and frontend teams and leads with error-tracking and performance-monitoring.
Bugzilla uses custom enterprise pricing, while Sentry starts at $26/mo — a tangible advantage for teams with a fixed budget.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Sentry edges out on user ratings (4.5 vs 3.7). While both are well-regarded, that gap reflects real differences in user satisfaction worth considering.
Feature-wise, Sentry offers broader built-in capabilities (8 features vs 6), while Bugzilla takes a more focused approach — which can mean a simpler, faster onboarding experience.
Both tools are a solid fit for developers — in those cases, the decision often comes down to workflow style and how your team prefers to organize work.
Bottom line: Sentry has a slight overall edge — but if completely free matters most to you, Bugzilla may still be the right call.