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Smart Plugs: Reviews, Comparisons & Buying Guide
Turn any lamp, fan, or coffee maker into a voice-controlled device, without rewiring a single socket.
A smart plug is the cheapest way into a smart home, and also the easiest to get wrong. The plug itself is simple: it sits between the wall socket and an ordinary appliance, and it switches that appliance on and off from an app, a schedule, or a voice command. What differs is everything around it: which voice assistant it answers to, whether it reports energy use, whether it needs a hub, and whether it blocks the second socket on the wall. A plug that only works with Alexa is a poor buy in a Google household, and a plug without energy monitoring cannot tell you what a space heater actually costs to run.
This guide sorts the ten picks by the home they belong in. The Kasa KP125M is the pick for most people, because Matter support lets it join Alexa, Google, Apple Home, and SmartThings from one setup, with energy monitoring included. The Kasa HS103P2 is the cheapest honest way in for Alexa and Google homes, the Amazon Smart Plug is the simplest choice for Alexa-only households, and the Kasa EP25 is the pick for Apple Home users who want energy data without Matter. Eve Energy suits Thread-based Apple homes, Leviton suits buyers who want a premium build with dimming, and the Kasa EP40 covers the garden. Every pick here is a current Amazon listing with a verified image, and every trade-off is stated plainly.
Every guide on best smart plugs (2026)
11 guidesBest of
The Best Smart Plugs (2026)
The best smart plugs of 2026: the Kasa KP125M and EP25, the Amazon Smart Plug, Eve Energy, and the Leviton Decora Smart range, compared on ecosystem, energy monitoring, and size.
Ranked on what you actually get for the money: platform support, energy monitoring where it exists, and a body that leaves the second socket free.
The Best Budget Smart Plugs (2026)
Budget smart plugs that still do the job properly: the cheapest honest ways to control lamps and fans by voice or schedule.
Ranked on how well each plug fits an Alexa household: setup speed, routine support, and whether a second app gets in the way.
The Best Smart Plugs for Alexa (2026)
Smart plugs for Alexa households: the simplest setup, the best routines, and the plugs that play nicest with Echo devices.
Ranked on how cleanly each plug joins Apple Home: native HomeKit, Matter, or Thread, and whether energy data shows in the Home app.
The Best Smart Plugs for Apple Home (2026)
Smart plugs for Apple households: HomeKit, Matter, and Thread options that appear in the Home app and answer to Siri.
Review
Kasa KP125M Review (2026)
Kasa Smart Smart Plug Mini KP125M (2-Pack) - The pick for most people: Matter support, energy monitoring, and a slim body that leaves the second socket free.
Review
Amazon Smart Plug Review (2026)
Amazon Smart Plug - The simplest plug for Alexa homes: plug it in, open the Alexa app, and it is ready in minutes.
Review
Leviton Decora Smart Plug D215P Review (2026)
Leviton Decora Smart Plug D215P - The premium plug: a solid build, broad platform support, and a companion switch for lamps on a switched outlet.
Head to head
Kasa HS103P2 vs Amazon Smart Plug (2026)
Kasa HS103P2 vs Amazon Smart Plug compared: the cheapest plug against the simplest Alexa setup, and which one you should buy.
Head to head
Kasa KP125M vs Kasa EP25 (2026)
Kasa KP125M vs Kasa EP25 compared: Matter against HomeKit, and which Kasa plug fits your household.
Buying guide
Smart Plug Buying Guide (2026)
How to choose a smart plug: ecosystem, Matter, energy monitoring, load rating, and the mistakes first-time buyers should avoid.
Fix it
Smart Plug Not Working (2026)
Fixes for common smart plug problems: a plug that will not connect, drops off Wi-Fi, will not respond to voice, or switches off on its own.