Shelly Plus 1 vs Shelly Plus 1PM

Full Smart Relays comparison in 2026

Updated December 2025
Data from Amazon and official Shelly site.
2026 verdict
In 2026, Shelly Plus 1PM is the better overall pick. It has the clearer edge on safety and energy monitoring, and it stays ahead on its broader overall balance. Shelly Plus 1 can still be the right pick, but only if price outweighs the wider strengths of Shelly Plus 1PM. As a general recommendation, Shelly Plus 1PM comes out on top.
vs
FeatureShelly Plus 1Shelly Plus 1PMWinner
Price$21.49$27.49Shelly Plus 1
SafetyOverheating protectionOverheating protection, Overvoltage protection, Overcurrent protection, Overpower protectionShelly Plus 1PM
Energy MonitoringNOYESShelly Plus 1PM
Rating4.64.6Tie
Warranty3 years3 yearsTie
Connectivity2.4 GHz Wifi, Bluetooth2.4 GHz Wifi, BluetoothTie
IntegrationsGoogle Home, Alexa, Samsung SmartThings, Home AssistantGoogle Home, Alexa, Samsung SmartThings, Home AssistantTie
Relay Channels11Tie
Power Off MemoryNONOTie
Dry Contact ModeYESYESTie
Wet Contact ModeYESYESTie
Zibgee RouterNONOTie
Shelly

Shelly Plus 1

$21.49
BUY NOW
  • + Price: $21.49
  • - Safety: Overheating protection vs Overheating protection, Overvoltage protection, Overcurrent protection, Overpower protection
  • - Energy Monitoring: NO vs YES
Winner
Shelly

Shelly Plus 1PM

$27.49
BUY NOW
  • + Safety: Overheating protection, Overvoltage protection, Overcurrent protection, Overpower protection
  • + Energy Monitoring: YES
  • - Price: $27.49 vs $21.49

Frequently Asked Questions (FAQ)

Which is better overall: Shelly Plus 1 or Shelly Plus 1PM?
Shelly Plus 1PM has the stronger overall profile in this comparison, especially for safety and energy monitoring.
What is the biggest difference between Shelly Plus 1 and Shelly Plus 1PM?
Price is one of the clearest differences: Shelly Plus 1 lists $21.49, while Shelly Plus 1PM lists $27.49.
Which one looks better on price?
Shelly Plus 1 is listed at $21.49, while Shelly Plus 1PM is listed at $27.49. Shelly Plus 1 (better spec).
Who should buy Shelly Plus 1?
Choose Shelly Plus 1 if your priority is price and that matters more than safety.
Who should buy Shelly Plus 1PM?
Choose Shelly Plus 1PM if your priority is safety and energy monitoring and that matters more than price.
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