1. Testing Scope: Pactflow focuses on contract testing, where service consumers and providers agree on a contract and verify its implementation. It allows testing at the integration level to ensure end-to-end compatibility. On the other hand, Postman provides a comprehensive platform for API testing, including functionality to create and run tests, monitor performance, and collaborate with team members. It supports a broader range of testing scenarios beyond just contract testing.

2. Workflow Integration: Pactflow integrates seamlessly with continuous integration and delivery (CI/CD) pipelines. It enables automated deployment validation by checking the contracts during the build and release process. Postman, on the other hand, offers collaboration features and integrations with popular development tools like Jira, Slack, and GitHub. It focuses on enhancing the overall API development workflow and team collaboration.

3. Language Support: Pactflow supports multiple languages such as Ruby, JavaScript, and JVM languages. It provides bindings and plugins for different platforms, making it easier to implement contract testing in various technologies. Postman, on the other hand, supports a wide range of programming languages, allowing developers to write tests using their preferred language.

4. Environment Configuration: Pactflow allows the configuration of test environments, enabling the simulation of real-world scenarios that are crucial for contract testing. It provides tools to manage different environments and handle environment-specific variables. Postman also supports environment configuration but primarily focuses on managing API request and response variables for easy testing and automation.

5. Mocking and Virtualization: Pactflow allows the creation of mock services that simulate the behavior of the API provider. This helps the consumers to effectively test their API integration without depending on the actual provider. Postman, on the other hand, provides virtualization capabilities, allowing developers to create mock servers for testing purposes. It enables teams to simulate API responses and test different scenarios without relying on the actual backend systems.

6. Pricing and Licensing: Pactflow and Postman have different pricing models. Pactflow follows a subscription-based pricing model, with different tiers based on the usage and requirements of the organization. Postman offers a freemium model, where a basic version of the tool is available for free, and additional features and capabilities can be accessed through paid plans. The pricing model and licensing options can vary, so it is important to evaluate based on the specific needs and budget of the organization.

In summary, Pactflow focuses on contract testing and integration with CI/CD pipelines, supporting multiple languages, while Postman offers a broader range of API testing capabilities, collaboration features, and virtualization options, with a freemium pricing model.