1. Pricing Model: AWS Elastic Beanstalk has a complex pricing model that calculates costs based on various factors such as instance size, storage, and data transfer. In contrast, Render.com offers a simple, transparent pricing structure with a flat, predictable monthly fee that includes all of their features, making it easier to budget and manage costs.
2. Ease of Deployment: AWS Elastic Beanstalk requires more configuration and setup compared to Render.com. With Elastic Beanstalk, users need to define and provision their own infrastructure, whereas Render.com provides a fully managed platform that automatically handles deployment, scaling, and monitoring, making it easier and faster to deploy applications.
3. Auto Scaling and Load Balancing: While both services offer auto scaling and load balancing capabilities, AWS Elastic Beanstalk uses AWS Auto Scaling and Elastic Load Balancing, which are powerful but can be complex to configure. On the other hand, Render.com simplifies the process by providing automatic horizontal scaling and load balancing out-of-the-box, making it more user-friendly for developers without deep infrastructure expertise.
4. Supported Languages and Runtimes: AWS Elastic Beanstalk supports a wide range of programming languages and runtimes, including Java, Python, Ruby, Node.js, and more. Render.com, on the other hand, currently supports only a subset of languages such as Python, Node.js, Go, and Docker, which may limit the options for developers working with other languages.
5. Database Integration: AWS Elastic Beanstalk offers seamless integration with various AWS database services like Amazon RDS and Amazon DynamoDB, providing robust and scalable solutions for data storage. While Render.com supports database integration with popular databases like PostgreSQL and MySQL, it does not have native integration with AWS database services, which might be a consideration for users who rely heavily on AWS database offerings.
6. Customization and Control: AWS Elastic Beanstalk allows for more granular customization and control over the infrastructure, enabling users to fine-tune the environment by providing custom configuration options. Render.com focuses on simplicity and abstracts away much of the underlying infrastructure, offering less flexibility in customization but providing a more streamlined and hassle-free experience for developers.

In summary, AWS Elastic Beanstalk and Render.com differ in their pricing models, deployment ease, auto scaling/load balancing approaches, supported languages/runtimes, database integration options, and level of customization/control. Render.com provides a simpler, fully managed platform with transparent pricing, while Elastic Beanstalk offers more flexibility and integration options but requires more configuration and infrastructure management.