AWS Lambda vs Amazon EC2 Auto Scaling comparison

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3,024 views|2,628 comparisons
100% willing to recommend
Amazon Web Services (AWS) Logo
11,305 views|7,691 comparisons
94% willing to recommend
Comparison Buyer's Guide
Executive Summary
Updated on Oct 30, 2022

We performed a comparison between Amazon EC2 Auto Scaling and AWS Lambda based on our users’ reviews in four categories. After reading all of the collected data, you can find our conclusion below.

  • Ease of Deployment: For the most part, users of both solutions feel their installation and deployment are simple and straightforward.
  • Features: Users find Amazon EC2 Auto Scaling to be stable, flexible, and reliable. They say the solution is simple to use, deploys resources as needed, and can easily be adjusted down (or up again) as business needs change. Many users feel documentation could be improved and sizing options should be adjusted to match business needs better and be more cost-effective.

    AWS Lambda is serverless and scalable. Auto scale and other similar features are just inherent in Lambda. The event-based triggers are really good for a reactive style so users are able to effectively manage events as they happen. Some users feel the GUI could be improved to give it a more modern feel and that metrics and reporting need to be improved.
  • Pricing: Users feel pricing for both solutions is reasonable.
  • Service and Support: Overall, users of both solutions are satisfied with their service and support.

Comparison Results: Both products are very effective in providing compute service (IaaS) solutions. AWS Lambda slightly nudges ahead of Amazon EC2 Auto Scaling as many users feel it is easier to code using the solution. AWS Lambda is serverless, server configuration is not required, and can easily run it directly anywhere.

To learn more, read our detailed AWS Lambda vs. Amazon EC2 Auto Scaling Report (Updated: May 2024).
772,679 professionals have used our research since 2012.
Featured Review
Quotes From Members
We asked business professionals to review the solutions they use.
Here are some excerpts of what they said:
Pros
"Amazon EC2 Auto Scaling has good integration.""Can handle traffic spikes so the system doesn't overload.""The solution includes many features for configuring networks and VPCs.""The auto-scaling feature is particularly useful. Additionally, CloudWatch and CloudTrail are also important features for us.""We appreciate that this solution allows us to run all of our severs through it, meaning that our workloads are mainly on the EC2 instance only.""Applications deployed on EC2 instances can easily integrate with other AWS services. For example, you can connect your EC2 Auto Scaling group to a tool like CloudWatch for health checks and anomaly detection.""The product's most valuable features are high availability and persistence.""One of the most important benefits is that a company can optimize resources because Auto Scaling deploys resources when needed. For example, for Black Friday, a company can deploy 100 servers for a couple of days. When Black Friday is over, the company can delete those servers."

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"The main features of this solution are the ability to integrate multiple AWS applications or external applications very quickly and organize all of them. Additionally, it is easy to use and you can run various programming languages, such as Python, Go, and Java.""The solution is designed very well. You don't need to keep a server up. You just need some router to route your API request and Lambda provides a very well-designed feature to process the request.""The ability to scale up and down very quickly helps because we can maintain our system performance and business at a low cost.""We use AWS Lambda because it provides a solution for our needs without requiring us to manage our infrastructure. With the tool, we only pay for the resources we use. Additionally, it is straightforward to implement and integrates with other services like API Gateway.""Lambda is the preferred compute option because of on-demand cost. We don't have to provision any hardware beforehand. We don't have to provision the capacity required for the services because it is serverless.""Lambda being serverless is a great feature that is appropriate for our use cases.""It's a fairly easy solution to learn.""Lambda has improved our organization by making it possible to transform data."

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Cons
"The product should improve vertical scaling features.""Amazon EC2 Auto Scaling offers various benefits but lacks certain features for fine-grained customization compared to other cloud providers like GCP. Users are constrained by predefined instance families in EC2 when selecting instance types for scaling. Unlike GCP, where users can independently scale resources such as memory or CPU, EC2 doesn't offer this flexibility.""The technical support needs to be improved.""There should be an AWS instance in South Africa, where the latency would be even lower. It might happen soon since AWS has recently opened more data centres in Nigeria. AWS may extend its reach to South Africa, and offer hosted CLI servers there. Most of the problems with AWS are not to do with the solution itself but with configuration. It is something on design, more or less.""The product does not explain why a particular instance is terminated.""Scalability can be improved.""The launch configuration feature doesn't work properly. It needs to improve the load configuration feature along with launch templates. The tool needs to tag feature as well.""It should work for the cloud, cloud monitoring features, and DevOps processes. It should automatically enable features for downscaling and upscaling."

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"We need to invest time in learning the tool's language variant. We have encountered instances of downtime as well.""The runtime for the solution can be improved.""The overall performance of this solution could be improved. We would also like to have better integration with other AWS features.""The security needs to be improved.""I would like to see the five zero four AWS Lambda invocation fixed. This is basically a time-out error.""The 60 seconds limitation with the consumption of the service is really restrictive for a service and the solution can be improved by eliminating that.""AWS Lambda should support additional languages.""There's room for improvement in the testing setup."

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Pricing and Cost Advice
  • "Pricing could be a little bit more competitive."
  • "The pricing is not fixed and it is based on usage."
  • "The price of this product could be a little bit lower."
  • "Licensing fees are paid on a yearly basis."
  • "I have not explored the price of the solution extensively, but from what I have seen the price is alright."
  • "When we want to use more services, we need to pay more. It's a monthly subscription, rather than licensed-based. Pricing or fees for Amazon EC2 Auto Scaling could be improved."
  • "The solution pricing varies by service region is mid-range."
  • "Amazon EC2 Auto Scaling uses a pay-as-you-go pricing model."
  • More Amazon EC2 Auto Scaling Pricing and Cost Advice →

  • "AWS is slightly more expensive than Azure."
  • "Its pricing is on the higher side."
  • "The price of the solution is reasonable and it is a pay-per-use model. It is very good for cost optimization."
  • "The cost is based on runtime."
  • "The fees are volume-based."
  • "AWS Lambda is inexpensive."
  • "Lambda is a good and cheap solution and I would recommend it to those without a huge payload."
  • "For licensing, we pay a yearly subscription."
  • More AWS Lambda Pricing and Cost Advice →

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    Questions from the Community
    Top Answer:The solution removes the need for hardware. We can easily create servers or machines. Just by clicking or specifying our requirements, like memory size or disk space, it's set up for us. The tool… more »
    Top Answer:The solution's licensing is based on a pay-as-you-go model. You only pay for the resources you use, whether it's RAM, processing power, or storage. So, it's calculated based on the time you use those… more »
    Top Answer:The solution's pricing is expensive. You pay based on how much you use it, like paying for the time or hours you use the service. There's no need to buy hardware separately.
    Top Answer:AWS Lambda is a serverless solution. It doesn’t require any infrastructure, which allows for cost savings. There is no setup process to deal with, as the entire solution is in the cloud. If you use… more »
    Top Answer:The tool scales automatically based on the number of incoming requests.
    Top Answer:We only need to pay for the compute time our code consumes. The solution does not cost much.
    Ranking
    2nd
    out of 16 in Compute Service
    Views
    3,024
    Comparisons
    2,628
    Reviews
    33
    Average Words per Review
    357
    Rating
    8.9
    1st
    out of 16 in Compute Service
    Views
    11,305
    Comparisons
    7,691
    Reviews
    39
    Average Words per Review
    391
    Rating
    8.6
    Comparisons
    Also Known As
    AWS RAM
    Learn More
    Overview

    Amazon EC2 Auto Scaling helps you maintain application availability and allows you to automatically add or remove EC2 instances according to conditions you define. ... Dynamic scaling responds to changing demand and predictive scaling automatically schedules the right number of EC2 instances based on predicted demand.

    AWS Lambda is a compute service that lets you run code without provisioning or managing servers. AWS Lambda executes your code only when needed and scales automatically, from a few requests per day to thousands per second. You pay only for the compute time you consume - there is no charge when your code is not running. With AWS Lambda, you can run code for virtually any type of application or backend service - all with zero administration. AWS Lambda runs your code on a high-availability compute infrastructure and performs all of the administration of the compute resources, including server and operating system maintenance, capacity provisioning and automatic scaling, code monitoring and logging. All you need to do is supply your code in one of the languages that AWS Lambda supports (currently Node.js, Java, C# and Python).

    You can use AWS Lambda to run your code in response to events, such as changes to data in an Amazon S3 bucket or an Amazon DynamoDB table; to run your code in response to HTTP requests using Amazon API Gateway; or invoke your code using API calls made using AWS SDKs. With these capabilities, you can use Lambda to easily build data processing triggers for AWS services like Amazon S3 and Amazon DynamoDB process streaming data stored in Amazon Kinesis, or create your own back end that operates at AWS scale, performance, and security.

    Sample Customers
    Expedia, Intuit, Royal Dutch Shell, Brooks Brothers
    Netflix
    Top Industries
    REVIEWERS
    Computer Software Company44%
    Financial Services Firm16%
    Comms Service Provider8%
    Energy/Utilities Company4%
    VISITORS READING REVIEWS
    Financial Services Firm22%
    Computer Software Company13%
    University9%
    Government7%
    REVIEWERS
    Financial Services Firm24%
    Computer Software Company21%
    Non Profit5%
    Educational Organization5%
    VISITORS READING REVIEWS
    Educational Organization48%
    Financial Services Firm12%
    Computer Software Company8%
    Manufacturing Company4%
    Company Size
    REVIEWERS
    Small Business33%
    Midsize Enterprise15%
    Large Enterprise53%
    VISITORS READING REVIEWS
    Small Business25%
    Midsize Enterprise10%
    Large Enterprise66%
    REVIEWERS
    Small Business38%
    Midsize Enterprise15%
    Large Enterprise47%
    VISITORS READING REVIEWS
    Small Business10%
    Midsize Enterprise52%
    Large Enterprise38%
    Buyer's Guide
    AWS Lambda vs. Amazon EC2 Auto Scaling
    May 2024
    Find out what your peers are saying about AWS Lambda vs. Amazon EC2 Auto Scaling and other solutions. Updated: May 2024.
    772,679 professionals have used our research since 2012.

    Amazon EC2 Auto Scaling is ranked 2nd in Compute Service with 39 reviews while AWS Lambda is ranked 1st in Compute Service with 70 reviews. Amazon EC2 Auto Scaling is rated 8.8, while AWS Lambda is rated 8.6. The top reviewer of Amazon EC2 Auto Scaling writes "Well-documented setup process and highly stable solution". On the other hand, the top reviewer of AWS Lambda writes "An easily scalable solution with a variety of use cases and valuable event-based triggers". Amazon EC2 Auto Scaling is most compared with AWS Fargate, AWS Batch, Oracle Compute Cloud Service and Amazon Elastic Inference, whereas AWS Lambda is most compared with AWS Batch, Apache NiFi, Apache Spark, AWS Fargate and Google Cloud Dataflow. See our AWS Lambda vs. Amazon EC2 Auto Scaling report.

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    We monitor all Compute Service reviews to prevent fraudulent reviews and keep review quality high. We do not post reviews by company employees or direct competitors. We validate each review for authenticity via cross-reference with LinkedIn, and personal follow-up with the reviewer when necessary.