Comparison of FastAPI with other frameworks

Joël-Steve N.
2 min readJan 5, 2024

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https://fastapi.tiangolo.com/

FastAPI is a modern Python framework for developing REST APIs. It quickly became popular due to its performance, simplicity, and rich features.

In this article, we will compare FastAPI to other popular frameworks for REST API development, including Django REST Framework, Flask-RESTful, and Starlette.

1- Performance
FastAPI
is known for its exceptional performance. It is often considered the most powerful Python framework for developing REST APIs.

Benchmarks have shown that FastAPI is up to 5x faster than Django REST Framework and 2x faster than Flask-RESTful.

2- Simplicity
FastAPI is designed to be simple to use. It provides a clear and concise API that is easy to learn and master.

Django REST Framework is also a powerful and flexible framework, but it can be more complex to learn and use.

Flask-RESTful is a lighter framework than Django REST Framework or FastAPI, but it offers fewer features and may be less performant.

3- Richness of features
FastAPI
provides a full range of features for REST API development, including:

  • Data Validation
  • Automatic documentation
  • Testing
  • Error management
  • Data access
  • Security

Django REST Framework and Flask-RESTful also offer a full range of features, but they can be more complex to use than FastAPI.

Here is a summary table of the main differences between FastAPI and other popular frameworks:

Summary table of the main differences
Summary table of the main differences

Recommendations

If you’re looking for a powerful, easy-to-use Python framework for REST API development, FastAPI is a great option. If you need more features or are already familiar with another framework, Django REST Framework or Flask-RESTful may be suitable choices.

Conclusion

FastAPI is a great choice for developers looking for a powerful, simple, and feature-rich Python framework for REST API development.

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Joël-Steve N.
Joël-Steve N.

Written by Joël-Steve N.

Senior Back-End Developer (Python, JavaScript, Java) | Community Manager & Tech Leader

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