Fibaro Wall Plug (EU) vs Sonoff Wifi Smart Plug S40

Updated March 2026

Data from Amazon and official Fibaro and Sonoff sites.

2026 verdict

For this 2026 head-to-head, Sonoff Wifi Smart Plug S40 has the better all-around case. The main reason it wins is price and integrations, and its broader overall balance strengthens that case. Choose Fibaro Wall Plug (EU) only if rating and maximum load power matters more to you than the broader advantage from Sonoff Wifi Smart Plug S40. For the average buyer, Sonoff Wifi Smart Plug S40 is the safer choice.

Fibaro

Fibaro Wall Plug (EU)

€41.26

BUY NOW

Winner

Sonoff

Sonoff Wifi Smart Plug S40

$18.99

BUY NOW

Feature	Fibaro Wall Plug (EU)	Sonoff Wifi Smart Plug S40	Winner
Price	€41.26	$18.99	Sonoff Wifi Smart Plug S40
Rating	4.5	4.4	Fibaro Wall Plug (EU)
Maximum Load Power	2500W	1800W	Fibaro Wall Plug (EU)
Integrations	Alexa, Apple HomeKit	Google Home, Alexa, Samsung SmartThings, Home Assistant, IFTTT	Sonoff Wifi Smart Plug S40
Plug Format	Type F	Type B	Different strengths
Warranty	1 year	1 year	Tie
Weather Resistance	NO	NO	Tie
Overheat/Overload Protection	YES	YES	Tie
Energy Monitoring	YES	YES	Tie
Connectivity	2.4 GHz Wifi, Bluetooth	2.4 GHz Wifi, Bluetooth	Tie
On/Off Button	YES	YES	Tie
Zibgee Router	NO	NO	Tie

Fibaro

Fibaro Wall Plug (EU)

€41.26

BUY NOW

+ Rating: 4.5
+ Maximum Load Power: 2500W
- Price: €41.26 vs $18.99
- Integrations: Alexa, Apple HomeKit vs Google Home, Alexa, Samsung SmartThings, Home Assistant, IFTTT

Winner

Sonoff

Sonoff Wifi Smart Plug S40

$18.99

BUY NOW

+ Price: $18.99
+ Integrations: Google Home, Alexa, Samsung SmartThings, Home Assistant, IFTTT
- Rating: 4.4 vs 4.5
- Maximum Load Power: 1800W vs 2500W

Frequently Asked Questions (FAQ)

Which is better overall: Fibaro Wall Plug (EU) or Sonoff Wifi Smart Plug S40?: Sonoff Wifi Smart Plug S40 has the stronger overall profile in this comparison, especially for price and integrations.
What is the biggest difference between Fibaro Wall Plug (EU) and Sonoff Wifi Smart Plug S40?: Price is one of the clearest differences: Fibaro Wall Plug (EU) lists €41.26, while Sonoff Wifi Smart Plug S40 lists $18.99.
Which one looks better on price?: Fibaro Wall Plug (EU) is listed at €41.26, while Sonoff Wifi Smart Plug S40 is listed at $18.99. Sonoff Wifi Smart Plug S40 (better spec).
Who should buy Fibaro Wall Plug (EU)?: Choose Fibaro Wall Plug (EU) 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 integrations and that matters more than rating.