Core Services | IoT Hub, IoT Central, Digital Twins, Sphere | IoT Core, Device Management, Greengrass | IoT Core, Edge TPU, Pub/Sub | Platform Service, Device Mgmt, Rules Engine |
Device Management | Strong, with IoT Hub and IoT Central | Advanced, with fleet indexing and shadows | Basic, limited compared to Azure & AWS | Good, with custom rules |
Edge Computing | Azure IoT Edge for ML at edge | AWS Greengrass for local compute & ML | Edge TPU for ML inference | Edge support with less tooling |
Security | Azure Sphere (built-in hardware security) | IoT Device Defender, secure tunneling | Secure device connection via Cloud IAM | Built-in security policies |
Analytics & Insights | Time Series Insights, Stream Analytics | AWS IoT Analytics, Kinesis, QuickSight | BigQuery, Data Studio | Watson AI integration |
Digital Twin Support | Azure Digital Twins (mature & scalable) | Limited support via custom development | No native support | Basic modeling with BlueMix |
Pricing Model | Pay-as-you-go, API & data-based | Pay-per-usage, detailed breakdowns | Pay-per-use, mainly message-based | Custom pricing |
Ease of Use | Beginner-friendly via IoT Central | Developer-focused, steeper learning curve | Developer-friendly, limited dashboard | Enterprise-centric, less intuitive |
Best For | Scalable IoT, digital twin modeling | Highly configurable IoT systems | Lightweight IoT projects with ML edge use | Enterprise solutions with Watson AI |