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Head-to-head · Serverless Platforms

Azure Functions vs Cloud Run functions

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score Azure Functions #3 in Serverless Platforms 9.2/10 Paid ✓ 0 of 4 features Try Azure Functions
Cloud Run functions #4 in Serverless Platforms 9.1/10 Free plan Free plan✓ 2 of 4 features Visit Google Cloud

Azure Functions leads on 0 checks, Cloud Run functions on 1, and 2 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAzure Functions · 9.2/10
  • Free planonly Cloud Run functions
  • Most featuresCloud Run functions · 2 of 4

Azure Functions scores higher on our rubric for serverless platforms: 9.2 against 9.1 out of 10; our editors rank them #3 and #4.

Cloud Run functions offers free plan; Azure Functions doesn't.

Azure Functions is the better fit for microsoft-stack serverless applications. Cloud Run functions is the better fit for google Cloud event-driven functions.

  • Azure Functions fits best

    Microsoft-stack serverless applications

  • Cloud Run functions fits best

    Google Cloud event-driven functions

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Side by side

Feature Azure Functions 9.2/10 Visit ↗ Cloud Run functions 9.1/10 Visit ↗
At a glance
Editor score 9.2 9.1
Ranking #3 in Serverless Platforms #4 in Serverless Platforms
Best for Microsoft-stack serverless applications Google Cloud event-driven functions
Pricing model Paid Free plan + paid
Starting price — Free plan
Free plan — ✓ (best)
Free trial — —
Deployment Cloud, Desktop Cloud
Platforms Web, Windows, Linux Web
Integrations 6 integrations 9 integrations
Features Azure Functions 0/4 · Cloud Run functions 2/4
Event triggers Not checked yet ✓ (best)
Durable workflows Not checked yet Not checked yet
Container workloads Not checked yet ✓ (best)
Edge deployment Not checked yet Not checked yet
Specs
Max execution time Not checked yet 3600 seconds
Supported runtimes Not checked yet Node.js, Python, Go, Java, Ruby, PHP, .NET
Our review
Pros
  • Event triggers, schedules, bindings, and automatic scaling
  • Broad Azure integrations, including Storage and API Management
  • Multiple hosting plans with deployment slots and custom domains
  • Supports HTTP triggers and Eventarc-based event-driven functions
  • Builds, deploys, scales, and manages function infrastructure automatically
  • Offers multiple runtimes, container-based builds, and local development
Cons
  • Paid model lacks a separate free plan
  • Deployment slots are unavailable on Flex Consumption
  • HTTP-triggered functions have a 230-second response limit
  • Pricing is usage-based, which can make costs vary with consumption
  • Its ecosystem focus centers on Google Cloud services and integrations
  • Requires choosing among multiple runtimes, triggers, and deployment options
Our verdict

Azure Functions is Microsoft's managed serverless platform for running event-driven and scheduled code in Azure. It suits developers building Microsoft-stack applications across web, Windows, Linux, and API environments. Functions can be…

Read the review →

Cloud Run functions is a serverless function platform for code that responds to HTTP requests or events from Google Cloud services and other systems. It is designed for teams building event-driven applications, web APIs, and integrations…

Read the review →
  1. Azure FunctionsServerless Platforms 9.2Paid
  2. Cloud Run functionsServerless Platforms 9.1Free plan

Strengths and trade-offs

  • Azure Functions — where it wins

    • Event triggers, schedules, bindings, and automatic scaling
    • Broad Azure integrations, including Storage and API Management
    • Multiple hosting plans with deployment slots and custom domains

    Where it doesn't

    • Paid model lacks a separate free plan
    • Deployment slots are unavailable on Flex Consumption
    • HTTP-triggered functions have a 230-second response limit

  • Cloud Run functions — where it wins

    • Supports HTTP triggers and Eventarc-based event-driven functions
    • Builds, deploys, scales, and manages function infrastructure automatically
    • Offers multiple runtimes, container-based builds, and local development

    Where it doesn't

    • Pricing is usage-based, which can make costs vary with consumption
    • Its ecosystem focus centers on Google Cloud services and integrations
    • Requires choosing among multiple runtimes, triggers, and deployment options

More comparisons

All serverless platforms comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update