Portainer
Sentry
| Feature | Portainer | Sentry |
|---|---|---|
| Pricing | Free / from $12/mo | Free / from $26/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.4 / 5 | 4.5 / 5 |
| Best For | devops-engineers, system-admins, small-teams, docker-users | developers, frontend-teams, mobile-developers, startups |
| Founded | 2017 | 2012 |
| Container Management | ✓ | ✗ |
| Stack Deployment | ✓ | ✗ |
| User Management | ✓ | ✗ |
| Registry Access | ✓ | ✗ |
| Monitoring | ✓ | ✗ |
| Edge Computing | ✓ | ✗ |
| Error Tracking | ✗ | ✓ |
| Performance Monitoring | ✗ | ✓ |
| Session Replay | ✗ | ✓ |
| Source Maps | ✗ | ✓ |
| Release Tracking | ✗ | ✓ |
| Alerting | ✗ | ✓ |
| Integrations | ✗ | ✓ |
| Issue Triaging | ✗ | ✓ |
✓ Portainer Pros
- Visual UI for Docker/K8s management
- Free for up to 5 environments
- Simplifies container deployment
- Role-based access control
✗ Portainer Cons
- Enterprise features are paid
- Can lag behind Docker CLI capabilities
- Limited CI/CD features
✓ 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
Portainer is built for devops engineers and system admins, with a focus on container-management and stack-deployment. Sentry targets developers and frontend teams and leads with error-tracking and performance-monitoring.
On pricing, Portainer is the clear winner for budget-conscious users — starting at $12/mo compared to $26/mo for Sentry. That $14/mo difference adds up quickly for growing teams.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
Feature-wise, Sentry offers broader built-in capabilities (8 features vs 6), while Portainer takes a more focused approach — which can mean a simpler, faster onboarding experience.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.