Sonoff Wifi Smart Plug S40 vs Sonoff Zigbee Smart Plug S40 Lite

Full Smart Plugs comparison in 2026

Updated March 2026
Data from Amazon and official Sonoff site.
2026 verdict
In 2026, Sonoff Wifi Smart Plug S40 stands out as the more complete option. Its clearest strengths are overheat/overload protection, energy monitoring, and connectivity, and it still looks stronger on its broader overall balance. There is still a case for Sonoff Zigbee Smart Plug S40 Lite, but mainly if price and zibgee router is what you value most. In practical terms, Sonoff Wifi Smart Plug S40 is the easier product to recommend.
FeatureSonoff Wifi Smart Plug S40Sonoff Zigbee Smart Plug S40 LiteWinner
Price$18.99$12.99Sonoff Zigbee Smart Plug S40 Lite
Overheat/Overload ProtectionYESNOSonoff Wifi Smart Plug S40
Energy MonitoringYESNOSonoff Wifi Smart Plug S40
Connectivity2.4 GHz Wifi, BluetoothZigbeeSonoff Wifi Smart Plug S40
Zibgee RouterNOYESSonoff Zigbee Smart Plug S40 Lite
Rating4.44.4Tie
Warranty1 year1 yearTie
Weather ResistanceNONOTie
Plug FormatType BType BTie
Maximum Load Power1800W1800WTie
IntegrationsGoogle Home, Alexa, Samsung SmartThings, Home Assistant, IFTTTGoogle Home, Alexa, Samsung SmartThings, Home Assistant, IFTTTTie
On/Off ButtonYESYESTie
Winner
$18.99
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  • + Overheat/Overload Protection: YES
  • + Energy Monitoring: YES
  • + Connectivity: 2.4 GHz Wifi, Bluetooth
  • - Price: $18.99 vs $12.99
  • - Zibgee Router: NO vs YES

Frequently Asked Questions (FAQ)

Which is better overall: Sonoff Wifi Smart Plug S40 or Sonoff Zigbee Smart Plug S40 Lite?
Sonoff Wifi Smart Plug S40 has the stronger overall profile in this comparison, especially for overheat/overload protection, energy monitoring, and connectivity.
What is the biggest difference between Sonoff Wifi Smart Plug S40 and Sonoff Zigbee Smart Plug S40 Lite?
Price is one of the clearest differences: Sonoff Wifi Smart Plug S40 lists $18.99, while Sonoff Zigbee Smart Plug S40 Lite lists $12.99.
Which one looks better on price?
Sonoff Wifi Smart Plug S40 is listed at $18.99, while Sonoff Zigbee Smart Plug S40 Lite is listed at $12.99. Sonoff Zigbee Smart Plug S40 Lite (better spec).
Who should buy Sonoff Wifi Smart Plug S40?
Choose Sonoff Wifi Smart Plug S40 if your priority is overheat/overload protection and energy monitoring and that matters more than price.
Who should buy Sonoff Zigbee Smart Plug S40 Lite?
Choose Sonoff Zigbee Smart Plug S40 Lite if your priority is price and zibgee router and that matters more than overheat/overload protection.
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