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Relays · Head to head

Shelly 2PM Gen4 vs Shelly Dimmer Gen4

Full Smart Relays comparison in 2026

Updated October 2026
Data from Amazon and official Shelly site.
2026 verdict
Shelly 2PM Gen4 is the more complete option versus Shelly Dimmer Gen4 in 2026, helped most by price, rating, and relay channels.
Shelly 2PM Gen4
Winner
Shelly 2PM Gen4
$29.24$38.9925% OFFPrime exclusive deal

Last recorded price

Buy on Amazon USA
What pushes it ahead is price, rating, and relay channels, and its broader overall balance keeps the advantage from looking narrow. The only strong reason to choose Shelly Dimmer Gen4 is if its specific feature mix is more important to you than the overall verdict. For most setups, Shelly 2PM Gen4 is the smarter buy.
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FeatureShelly 2PM Gen4Shelly Dimmer Gen4Winner
Price$29.24$49.98Shelly 2PM Gen4
Rating4.64.2Shelly 2PM Gen4
Relay Channels21Shelly 2PM Gen4
Warranty3 years3 yearsTie
SafetyOverheating protection, Overvoltage protection, Overcurrent protection, Overpower protectionOverheating protection, Overvoltage protection, Overcurrent protection, Overpower protectionTie
Connectivity2.4 GHz WiFi, Bluetooth, Zigbee2.4 GHz WiFi, Bluetooth, ZigbeeTie
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterTie
Energy MonitoringYESYESTie
Zigbee RouterYESYESTie

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Shelly 2PM Gen4
  • Shelly Dimmer Gen4

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Frequently Asked Questions

Which is better overall: Shelly 2PM Gen4 or Shelly Dimmer Gen4?

Shelly 2PM Gen4 has the stronger overall profile in this comparison, especially for price, rating, and relay channels.

What is the biggest difference between Shelly 2PM Gen4 and Shelly Dimmer Gen4?

Price is one of the clearest differences: Shelly 2PM Gen4 lists $29.24, while Shelly Dimmer Gen4 lists $49.98.

Which one looks better on price?

Shelly 2PM Gen4 is listed at $29.24, while Shelly Dimmer Gen4 is listed at $49.98. Shelly 2PM Gen4 (better spec).

Who should buy Shelly 2PM Gen4?

Choose Shelly 2PM Gen4 if your priority is price and rating and that matters more than the competing advantages.

Who should buy Shelly Dimmer Gen4?

Choose Shelly Dimmer Gen4 if your priority is its specific strengths and that matters more than price.

Full comparison table

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  • 48 Relays
  • 53 specs compared
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