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Comparison of Shelly Gen 1, Gen 2, and Gen 3 Devices


Olsche

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  • Shelly
Comparison of Shelly Gen 1, Gen 2, and Gen 3 Devices

Shelly smart home devices have significantly evolved over three generations, with each bringing improvements in performance, connectivity, and features. Here's a brief overview of the key differences between Shelly Gen 1, Gen 2, and Gen 3 devices.

 

1. Shelly Gen 1:

  • Wi-Fi connectivity (2.4 GHz)
  • Basic processing power and memory
  • Basic energy monitoring in select models
  • Support for MQTT, CoAP, and HTTP webhooks

2. Shelly Gen 2 (Plus Series, Pro Series):

  • Wi-Fi connectivity
  • More powerful processors and larger memory (up to 4MB Flash, 8MB Flash for PRO devices)
  • Bluetooth support for easier setup
  • Bluetooth Gateway support for BLU devices (except Shelly BLU TRV, Shelly BLU Gateway Gen 3 required)
  • Scripting capabilities for advanced automation
  • Enhanced energy monitoring in some devices
  • Support for MQTTS and HTTP/HTTPS webhooks
  • Improved hardware compared to Gen 1
  • Simultaneous MQTT and Cloud support
  • KVS (Key-Value Store) for extended functionality
  • Timer loop (Auto ON / Auto OFF at the same time)
  • Range Extender
  • Simultaneous AP (Access Point) and Wi-Fi connection
  • Virtual components support (Pro only)
  • BTHome support (Pro only)
  • Ethernet (Pro only)

3. Shelly Gen 3:

  • Shelly chip for optimal performance
  • Largest memory capacity (8MB Flash, 256KB RAM)
  • Bluetooth support for easy setups
  • Bluetooth Gateway support for BLU devices (except Shelly BLU TRV, Shelly BLU Gateway Gen 3 required)
  • Enhanced scripting capabilities for advanced automation
  • Advanced energy monitoring, safety features, and Matter protocol support in some models ( Shelly Plug S Gen 3 OCT 2024 YTD )
  • Best suited for complex automation and future-proof setups
  • Support for virtual components
  • KNX support in specific devices
  • Support for HTTP/HTTPS webhooks and MQTTS
  • Improved hardware compared to Gen 2
  • Simultaneous MQTT and Cloud support
  • KVS
  • Timer loop (Auto ON / Auto OFF at the same time)
  • BTHome support
  • Range Extender
  • Simultaneous AP and Wi-Fi connection

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