Software Alternatives, Accelerators & Startups

Amazon ECS VS AWS Lambda

Compare Amazon ECS VS AWS Lambda and see what are their differences

Amazon ECS logo Amazon ECS

Amazon EC2 Container Service is a highly scalable, high-performance​ container management service that supports Docker containers.

AWS Lambda logo AWS Lambda

Automatic, event-driven compute service
  • Amazon ECS Landing page
    Landing page //
    2023-04-05
  • AWS Lambda Landing page
    Landing page //
    2023-04-29

Amazon ECS features and specs

  • Cost-Effective
    Amazon ECS allows you to run only the computing resources you need. You can scale your services up or down based on demand, optimizing costs efficiently.
  • Integration with AWS Services
    ECS seamlessly integrates with other AWS services like IAM, VPC, CloudWatch, and more, providing a cohesive and robust ecosystem for your applications.
  • Ease of Use
    ECS is managed by AWS, reducing the complexity of setting up, operating, and scaling containerized applications. It handles orchestration tasks, simplifying deployment and management.
  • Security
    Offers strong security features like IAM roles for tasks, fine-tuned network policies, and encrypted traffic between services, ensuring robust security for your applications.
  • High Availability
    ECS leverages AWS’s global infrastructure, enabling you to deploy applications across multiple availability zones for high availability and fault tolerance.

Possible disadvantages of Amazon ECS

  • Complexity in Hybrid Environments
    Integrating ECS with non-AWS components in a hybrid cloud setup can be complex, requiring additional configuration and management effort.
  • Vendor Lock-In
    Being tightly integrated with AWS services means that migrating away from ECS to another container orchestration platform could be challenging and time-consuming.
  • Learning Curve
    While ECS simplifies many tasks, users still need to understand AWS services and best practices, creating a learning curve for those new to the AWS ecosystem.
  • Limited Multi-Cloud Support
    Unlike Kubernetes, which can be deployed in multi-cloud environments, ECS is mainly optimized for AWS, limiting its flexibility in multi-cloud strategies.
  • Dependency on AWS Infrastructure
    The performance and availability of ECS are dependent on AWS infrastructure, making it less appealing for organizations that need infrastructure independence.

AWS Lambda features and specs

  • Scalability
    AWS Lambda automatically scales your application by running your code in response to each trigger. This means no manual intervention is required to handle varying levels of traffic.
  • Cost-effectiveness
    You only pay for the compute time you consume. Billing is metered in increments of 100 milliseconds and you are not charged when your code is not running.
  • Reduced Operations Overhead
    AWS Lambda abstracts the infrastructure management layer, so there is no need to manage or provision servers. This allows you to focus more on writing code for your applications.
  • Flexibility
    Supports multiple programming languages such as Python, Node.js, Ruby, Java, Go, and .NET, which allows you to use the language you are most comfortable with.
  • Integration with Other AWS Services
    Seamlessly integrates with many other AWS services such as S3, DynamoDB, RDS, SNS, and more, making it versatile and highly functional.
  • Automatic Scaling and Load Balancing
    Handles thousands of concurrent requests without managing the scaling yourself, making it suitable for applications requiring high availability and reliability.

Possible disadvantages of AWS Lambda

  • Cold Start Latency
    The first request to a Lambda function after it has been idle for a certain period can take longer to execute. This is referred to as a 'cold start' and can impact performance.
  • Resource Limits
    Lambda has defined limits, such as a maximum execution timeout of 15 minutes, memory allocation ranging from 128 MB to 10,240 MB, and temporary storage up to 512 MB.
  • Vendor Lock-in
    Using AWS Lambda ties you into the AWS ecosystem, making it difficult to migrate to another cloud provider or an on-premises solution without significant modifications to your application.
  • Complexity of Debugging
    Debugging and monitoring distributed, serverless applications can be more complex compared to traditional applications due to the lack of direct access to the underlying infrastructure.
  • Cold Start Issues with VPC
    When Lambda functions are configured to access resources within a Virtual Private Cloud (VPC), the cold start latency can be exacerbated due to additional VPC networking overhead.
  • Limited Execution Control
    AWS Lambda is designed for stateless, short-running tasks and may not be suitable for long-running processes or tasks requiring complex orchestration.

Amazon ECS videos

Amazon ECS: Core Concepts

AWS Lambda videos

AWS Lambda Vs EC2 | Serverless Vs EC2 | EC2 Alternatives

More videos:

  • Tutorial - AWS Lambda Tutorial | AWS Tutorial for Beginners | Intro to AWS Lambda | AWS Training | Edureka
  • Tutorial - AWS Lambda | What is AWS Lambda | AWS Lambda Tutorial for Beginners | Intellipaat

Category Popularity

0-100% (relative to Amazon ECS and AWS Lambda)
Developer Tools
58 58%
42% 42
Cloud Computing
16 16%
84% 84
Cloud Hosting
20 20%
80% 80
Containers As A Service
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Amazon ECS and AWS Lambda

Amazon ECS Reviews

The Top 7 Kubernetes Alternatives for Container Orchestration
Amazon ECS is a flexible, high-performing, scalable container management solution compatible with Docker containers that let you run your applications on a controlled group of Amazon EC2 instances. Through Amazon ECS, you don’t have to set up and manage the cluster’s management infrastructure or set up tasks. You can use the management tools of AWS Console or SDKs, AWS CLI...
Top 10 Best Container Software in 2022
If you are looking for great backup recovery and building cloud-native applications, then AWS Fartgate is one of the best tools. If you initially want to do POCs without investing much in infrastructure, then Amazon ECS is a good choice because of its pay per use pricing model.

AWS Lambda Reviews

Top 7 Firebase Alternatives for App Development in 2024
AWS Lambda is suitable for applications with varying workloads and those already using the AWS ecosystem.
Source: signoz.io

Social recommendations and mentions

Based on our record, AWS Lambda should be more popular than Amazon ECS. It has been mentiond 273 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Amazon ECS mentions (52)

  • AWS ECS vs Sliplane
    Amazon's Elastic Container Service (ECS) and Sliplane both simplify deployment, management, and scaling of containerized applications. However, there are some key differences, and both platforms serve different users and use cases. Let's compare them side by side. - Source: dev.to / 2 months ago
  • Top 8 Docker Alternatives to Consider in 2025
    AWS Elastic Container Service (ECS) and Elastic Kubernetes Service (EKS) provide managed container orchestration platforms integrated with AWS infrastructure. - Source: dev.to / 4 months ago
  • Day 3: What is Docker and why should I care?
    Most cloud platforms support Docker containers. Sliplane, Fly.io, AWS, Google Cloud, etc. This means that you can easily switch between cloud providers if you want to, without having to change your software. If you ever migrated from one cloud provider to another, you probably know how much work this can be. With Docker, you can just take your container image and run it on the new platform. - Source: dev.to / 5 months ago
  • The New Dev's Guide to Externalizing App Config
    In containerized environments like Kubernetes or Amazon ECS, configuration is often injected as environment variables or mounted as files. Your app starts up with fresh values every time—no rebuilds needed. - Source: dev.to / 5 months ago
  • Large-scale Data Processing with Step Functions : AWS Project
    The workers in this example are containers, running in Amazon Elastic Container Service (ECS) with an Amazon Fargate Capacity Provider . Though the workers could potentially run almost anywhere so long as they had access to poll the Step Functions Activity and report SUCCESS/FAILURE back to Step Functions. - Source: dev.to / 6 months ago
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AWS Lambda mentions (273)

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What are some alternatives?

When comparing Amazon ECS and AWS Lambda, you can also consider the following products

Docker - Docker is an open platform that enables developers and system administrators to create distributed applications.

Amazon S3 - Amazon S3 is an object storage where users can store data from their business on a safe, cloud-based platform. Amazon S3 operates in 54 availability zones within 18 graphic regions and 1 local region.

Google Kubernetes Engine - Google Kubernetes Engine is a powerful cluster manager and orchestration system for running your Docker containers. Set up a cluster in minutes.

Google App Engine - A powerful platform to build web and mobile apps that scale automatically.

Kubernetes - Kubernetes is an open source orchestration system for Docker containers

Amazon API Gateway - Create, publish, maintain, monitor, and secure APIs at any scale