Microsoft Azure Functions vs Fly.io
Compare Service Types, Runtimes, Execution Limits, Compliance, Regions and Alternatives
Features
Microsoft Azure Functions
Service Types
Functions
Containers
Database
PaaS
Edge Compute
API as a Service
Fly.io
Service Types
Functions
Containers
Database
PaaS
Edge Compute
API as a Service
Microsoft Azure Functions
Supported Containers
Docker
Docker Private Registry
Kubernetes
Managed Kubernetes
Fly.io
Supported Containers
Docker
Docker Private Registry
Kubernetes
Managed Kubernetes
Microsoft Azure Functions
Supported Runtimes
.NET
C#
Crystal
Deno
Elixir
Go
Java
JavaScript
PHP
PowerShell
Python
Ruby
Rust
Fly.io
Supported Runtimes
.NET
C#
Crystal
Deno
Elixir
Go
Java
JavaScript
PHP
PowerShell
Python
Ruby
Rust
Microsoft Azure Functions
Execution Limits and Resource Quotas
Min. Memory
1536 MB
Max. Memory
4096 MB
Default Timeout
5 min
Max. Timeout
10 min
Request Payload
100 MB
Response Payload
100 MB
Fly.io
Execution Limits and Resource Quotas
Min. Memory
256 MB
Max. Memory
32 GB
Default Timeout
60 s
Max. Timeout
5 min
Request Payload
200 KB
Response Payload
∞
Microsoft Azure Functions
Compliance
BAA
DPA
GDPR
HIPAA
PHIPA
SOC2
Fly.io
Compliance
BAA
DPA
GDPR
HIPAA
PHIPA
SOC2
Microsoft Azure Functions
Regional Availability
Deployment Scope
8 Global
Regions
N/A
Points of Presence
100+
Fly.io
Regional Availability
Deployment Scope
Regional + Global
Regions
NA, LATAM, EU, MEA, APAC
Points of Presence
16, 5, 8, 1, 5
Alternatives are matched on service types, programming languages and container support
