Plugs · Head to head

Sonoff WiFi Smart Plug S40 vs Sonoff Zigbee Smart Plug S40 Lite

Full Smart Plugs comparison in 2026

Updated July 2026
Data from Amazon and official Sonoff site.
2026 verdict
Sonoff WiFi Smart Plug S40 is the more complete option versus Sonoff Zigbee Smart Plug S40 Lite in 2026, helped most by price, Overheat/Overload protection, and energy monitoring. Its clearest strengths are price, Overheat/Overload protection, and energy monitoring, and it still looks stronger on connectivity. There is still a case for Sonoff Zigbee Smart Plug S40 Lite, but mainly if zibgee router is what you value most. In practical terms, Sonoff WiFi Smart Plug S40 is the easier product to recommend.
vs
FeatureSonoff WiFi Smart Plug S40Sonoff Zigbee Smart Plug S40 LiteWinner
Price$10.90$12.99Sonoff WiFi Smart Plug S40
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

Frequently Asked Questions

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 price, Overheat/Overload protection, and energy monitoring.

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 $10.90, while Sonoff Zigbee Smart Plug S40 Lite lists $12.99.

Which one looks better on price?

Sonoff WiFi Smart Plug S40 is listed at $10.90, while Sonoff Zigbee Smart Plug S40 Lite is listed at $12.99. Sonoff WiFi Smart Plug S40 (better spec).

Who should buy Sonoff WiFi Smart Plug S40?

Choose Sonoff WiFi Smart Plug S40 if your priority is price and Overheat/Overload protection and that matters more than zibgee router.

Who should buy Sonoff Zigbee Smart Plug S40 Lite?

Choose Sonoff Zigbee Smart Plug S40 Lite if your priority is zibgee router and that matters more than price.

More Plugs

Top Plugs to compare next

Compare smart plugs by load capacity, energy monitoring, USB ports, wireless protocols, integrations, automation, and safety features.

Compare Plugs
Sonoff

More Sonoff products

A sharper look at other Sonoff products worth comparing.

Explore Sonoff
Stay in the loop

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Your subscription could not be saved. Please try again.
Your subscription has been successful.

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Independent · Not sponsoredBrands never pay for placement or rankings. Affiliate commissions never influence our comparisons.
© 2026 Smart Home Compared
Search