Plugs · Head to head

Aqara Smart Plug (US) vs Sonoff WiFi Smart Plug S40

Full Smart Plugs comparison in 2026

Updated August 2026
Data from Amazon and official Aqara and Sonoff sites.
2026 verdict
Aqara Smart Plug (US) wins the 2026 matchup against Sonoff WiFi Smart Plug S40, mainly on rating, maximum load power, and integrations. It separates itself most clearly on rating, maximum load power, and integrations, while still looking better on zibgee router. Sonoff WiFi Smart Plug S40 is still relevant if you care most about price and connectivity, but Aqara Smart Plug (US) is the stronger recommendation overall. Overall, Aqara Smart Plug (US) makes more sense for most people.
vs
FeatureAqara Smart Plug (US)Sonoff WiFi Smart Plug S40Winner
Price$29.99$10.90Sonoff WiFi Smart Plug S40
Rating4.54.4Aqara Smart Plug (US)
Maximum Load Power1875W1800WAqara Smart Plug (US)
ConnectivityZigbee2.4 GHz WiFi, BluetoothSonoff WiFi Smart Plug S40
IntegrationsGoogle Home, Alexa, Apple HomeKit, Home Assistant, IFTTT, MatterGoogle Home, Alexa, Samsung SmartThings, Home Assistant, IFTTTAqara Smart Plug (US)
Zibgee RouterYESNOAqara Smart Plug (US)
Warranty1 year1 yearTie
Weather ResistanceNONOTie
Plug FormatType BType BTie
Overheat/Overload ProtectionYESYESTie
Energy MonitoringYESYESTie
On/Off ButtonYESYESTie

Frequently Asked Questions

Which is better overall: Aqara Smart Plug (US) or Sonoff WiFi Smart Plug S40?

Aqara Smart Plug (US) has the stronger overall profile in this comparison, especially for rating, maximum load power, and integrations.

What is the biggest difference between Aqara Smart Plug (US) and Sonoff WiFi Smart Plug S40?

Price is one of the clearest differences: Aqara Smart Plug (US) lists $29.99, while Sonoff WiFi Smart Plug S40 lists $10.90.

Which one looks better on price?

Aqara Smart Plug (US) is listed at $29.99, while Sonoff WiFi Smart Plug S40 is listed at $10.90. Sonoff WiFi Smart Plug S40 (better spec).

Who should buy Aqara Smart Plug (US)?

Choose Aqara Smart Plug (US) if your priority is rating and maximum load power and that matters more than price.

Who should buy Sonoff WiFi Smart Plug S40?

Choose Sonoff WiFi Smart Plug S40 if your priority is price and connectivity and that matters more than rating.

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© 2026 Smart Home Compared
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