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Relays · Head to head

Shelly 1 Gen3 vs Sonoff MINI Duo-L

Full Smart Relays comparison in 2026

Updated September 2026
Data from Amazon and official Shelly and Sonoff sites.
2026 verdict
In this 2026 Sonoff MINI Duo-L vs Shelly 1 Gen3 comparison, Sonoff MINI Duo-L comes out ahead thanks to price and relay channels.
Sonoff MINI Duo-L
Winner
Sonoff MINI Duo-L
$21.90
Buy on Amazon USACheck price
It builds its lead on price and relay channels, then backs it up with a stronger showing on its broader overall balance. Shelly 1 Gen3 remains a niche alternative if rating and integrations matter more than the rest of the comparison. That is why the final call still favors Sonoff MINI Duo-L.
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FeatureShelly 1 Gen3Sonoff MINI Duo-LWinner
Price$22.99$21.90Sonoff MINI Duo-L
Rating4.64.2Shelly 1 Gen3
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Samsung SmartThings, Home AssistantShelly 1 Gen3
Relay Channels12Sonoff MINI Duo-L
SafetyOverheating protectionNoneTie
ConnectivityBluetoothZigbeeTie
Energy MonitoringNONOTie
Zibgee RouterNONOTie
Winner
Sonoff

Sonoff MINI Duo-L

$21.90
Buy on Amazon USACheck price
  • + Price: $21.90
  • + Relay Channels: 2
  • - Rating: 4.2 vs 4.6
  • - Integrations: Google Home, Alexa, Samsung SmartThings, Home Assistant vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter

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 1 Gen3
  • Sonoff MINI Duo-L

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Frequently Asked Questions

Which is better overall: Shelly 1 Gen3 or Sonoff MINI Duo-L?

Sonoff MINI Duo-L has the stronger overall profile in this comparison, especially for price and relay channels.

What is the biggest difference between Shelly 1 Gen3 and Sonoff MINI Duo-L?

Price is one of the clearest differences: Shelly 1 Gen3 lists $22.99, while Sonoff MINI Duo-L lists $21.90.

Which one looks better on price?

Shelly 1 Gen3 is listed at $22.99, while Sonoff MINI Duo-L is listed at $21.90. Sonoff MINI Duo-L (better spec).

Who should buy Shelly 1 Gen3?

Choose Shelly 1 Gen3 if your priority is rating and integrations and that matters more than price.

Who should buy Sonoff MINI Duo-L?

Choose Sonoff MINI Duo-L if your priority is price and relay channels and that matters more than rating.

Full comparison table

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  • 47 Relays
  • 53 specs compared
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