Shelly 1 Gen4 vs Shelly Plus 1PM

Full Smart Relays comparison in 2026

Updated April 2026
Data from Amazon and official Shelly site.
2026 verdict
In 2026, Shelly 1 Gen4 is the better overall pick. It has the clearer edge on price, integrations, and zibgee router, and it stays ahead on its broader overall balance. Shelly Plus 1PM is still relevant if you care most about rating, safety, and energy monitoring, but Shelly 1 Gen4 is the stronger recommendation overall. That is why Shelly 1 Gen4 wins the verdict here.
vs
FeatureShelly 1 Gen4Shelly Plus 1PMWinner
Price$21.99$27.49Shelly 1 Gen4
Rating4.54.6Shelly Plus 1PM
SafetyOverheating protectionOverheating protection, Overvoltage protection, Overcurrent protection, Overpower protectionShelly Plus 1PM
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Samsung SmartThings, Home AssistantShelly 1 Gen4
Energy MonitoringNOYESShelly Plus 1PM
Zibgee RouterYESNOShelly 1 Gen4
Warranty3 years3 yearsTie
ConnectivityBluetooth, Zigbee2.4 GHz Wifi, BluetoothTie
Relay Channels11Tie
Power Off MemoryNONOTie
Dry Contact ModeYESYESTie
Wet Contact ModeYESYESTie
Winner
Shelly

Shelly 1 Gen4

$21.99
BUY NOW
  • + Price: $21.99
  • + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • + Zibgee Router: YES
  • - Rating: 4.5 vs 4.6
  • - Safety: Overheating protection vs Overheating protection, Overvoltage protection, Overcurrent protection, Overpower protection
Shelly

Shelly Plus 1PM

$27.49
BUY NOW
  • + Rating: 4.6
  • + Safety: Overheating protection, Overvoltage protection, Overcurrent protection, Overpower protection
  • + Energy Monitoring: YES
  • - Price: $27.49 vs $21.99
  • - Integrations: Google Home, Alexa, Samsung SmartThings, Home Assistant vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter

Frequently Asked Questions (FAQ)

Which is better overall: Shelly 1 Gen4 or Shelly Plus 1PM?
Shelly 1 Gen4 has the stronger overall profile in this comparison, especially for price, integrations, and zibgee router.
What is the biggest difference between Shelly 1 Gen4 and Shelly Plus 1PM?
Price is one of the clearest differences: Shelly 1 Gen4 lists $21.99, while Shelly Plus 1PM lists $27.49.
Which one looks better on price?
Shelly 1 Gen4 is listed at $21.99, while Shelly Plus 1PM is listed at $27.49. Shelly 1 Gen4 (better spec).
Who should buy Shelly 1 Gen4?
Choose Shelly 1 Gen4 if your priority is price and integrations and that matters more than rating.
Who should buy Shelly Plus 1PM?
Choose Shelly Plus 1PM if your priority is rating and safety and that matters more than price.
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