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Apache Airflow vs Dagster

Side-by-side comparison of Apache Airflow and Dagster. Data-driven analysis for CTOs and engineering leaders.

Technical Profile

Apache Airflow

Scalability
very high
Performance
high
Learning Curve
moderate
Maturity
mature
Languages: Python

Dagster

Scalability
high
Performance
high
Learning Curve
moderate
Maturity
stable
Languages: Python

When to Use

Apache Airflow

  • +Data engineering
  • +Batch workflows
  • +Python teams
  • +Complex DAGs
  • +Enterprise data pipelines

Avoid Apache Airflow when

  • -Real-time processing
  • -Simple cron jobs
  • -Small teams
  • -Event-driven workflows

Dagster

  • +Asset-centric pipelines
  • +Data quality focus
  • +Modern data stack
  • +Testing important

Avoid Dagster when

  • -Simple cron jobs
  • -Legacy Airflow heavy
  • -Non-Python teams

Compliance & Security

Apache Airflow

SOC 2GDPRHIPAAPCI-DSS

Security Features

EncryptionAudit LogsRBACMFA

Dagster

SOC 2GDPRHIPAAPCI-DSS

Security Features

EncryptionAudit LogsRBACMFA

Operations

Apache Airflow

Maintenance
high
Monitoring
moderate
Backup/Recovery
moderate
Hosting: self-hosted, cloud, managed

Dagster

Maintenance
moderate
Monitoring
low
Backup/Recovery
moderate
Hosting: self-hosted, cloud, managed

Frequently Asked Questions

How does scalability compare between Apache Airflow and Dagster?

Apache Airflow offers very-high scalability, while Dagster offers high scalability. Consider your expected traffic and data volume when choosing.

Which has the easier learning curve: Apache Airflow or Dagster?

Apache Airflow has a moderate learning curve, while Dagster has a moderate learning curve. Factor in your team's existing skills and onboarding timeline.

What are the pricing differences between Apache Airflow and Dagster?

Apache Airflow uses a freemium pricing model starting at Managed: from $100/mo (Astronomer, MWAA) with a free tier. Dagster uses a freemium pricing model starting at Cloud: from $0 (free tier), Pro from $300/mo with a free tier. Evaluate total cost of ownership including operational overhead.

Which option is better for compliance: Apache Airflow or Dagster?

Apache Airflow supports SOC 2, GDPR, HIPAA, PCI-DSS. Dagster supports SOC 2, GDPR, HIPAA, PCI-DSS. Always verify current certifications directly with the vendor.

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