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Smart bulbs get most of the attention, but a smart switch solves a problem bulbs can't: multi-bulb fixtures, ceiling fans with lights, and rooms where you don't want to replace every bulb (or worry about someone flipping the physical switch off and cutting power to a Wi-Fi bulb). A switch controls whatever's already in the fixture, smart or not.

The main tradeoff is installation — these wire into your electrical box in place of an existing switch, so comfort with basic wiring (or hiring an electrician) matters more than it does for a plug-in or screw-in bulb.

How we picked: We focused on switches with a strong reliability track record, clear neutral-wire requirements (a common install dealbreaker), and coverage across both dimmer and simple on/off use cases.

At a glance

#PickWhy it stands outPrice
Lutron Caseta Smart Dimmer SwitchTop Pickoverall reliability - Uses Lutron's dedicated Clear Connect radio instead of Wi-Fi, which stays reliable even in larger homesCheck Amazon
Kasa Smart Wi-Fi Light Switch HS200Runner-upsimple on/off switch - Connects directly over Wi-Fi with no separate hub requiredCheck Amazon
TP-Link Tapo Smart Dimmer SwitchBest Valuebudget dimmer - Lower price than most other Wi-Fi smart dimmersCheck Amazon
Leviton Decora Smart Wi-Fi SwitchAlso greatif you want in-wall and no hub - Connects directly over Wi-Fi with no separate hub neededCheck Amazon
GE Cync Smart SwitchAlso greatbudget on/off pick - Competitively priced for a Wi-Fi smart switchCheck Amazon
Wemo Wi-Fi Smart Light SwitchAlso greatApple Home households - Solid Apple Home compatibility alongside Alexa and Google AssistantCheck Amazon

The picks in detail

Lutron Caseta Smart Dimmer Switch

Top Pick

9.6/10Editor’s score

Best overall reliability

  • Uses Lutron's dedicated Clear Connect radio instead of Wi-Fi, which stays reliable even in larger homes
  • Works without a neutral wire, which helps in older homes
  • Pairs with a huge range of Lutron accessories, including battery-powered wireless wall remotes

Watch out Requires the separate Lutron Caseta hub (sold alone or in a starter kit) for app and voice control.

Check price on Amazon

Kasa Smart Wi-Fi Light Switch HS200

Runner-up

9.3/10Editor’s score

Best simple on/off switch

  • Connects directly over Wi-Fi with no separate hub required
  • Straightforward install and setup through the Kasa app
  • Works with Alexa and Google Assistant

Watch out Requires a neutral wire, which some older homes (pre-1980s wiring) don't have at the switch box.

Check price on Amazon

TP-Link Tapo Smart Dimmer Switch

Best Value

9.0/10Editor’s score

Best budget dimmer

  • Lower price than most other Wi-Fi smart dimmers
  • No hub required — connects straight to Wi-Fi
  • Simple app with schedules and basic scenes

Watch out Requires a neutral wire, and the dimming range can feel less smooth than Lutron's at very low brightness.

Check price on Amazon

Leviton Decora Smart Wi-Fi Switch

Also great

8.7/10Editor’s score

Best if you want in-wall and no hub

  • Connects directly over Wi-Fi with no separate hub needed
  • Decora paddle design matches common existing switch styles
  • Works with Alexa, Google Assistant, and Apple Home (Matter-enabled models)

Watch out Requires a neutral wire, same as most direct Wi-Fi switches.

Check price on Amazon

GE Cync Smart Switch

Also great

8.4/10Editor’s score

Best budget on/off pick

  • Competitively priced for a Wi-Fi smart switch
  • No hub required for basic app and voice control
  • Works with Alexa and Google Assistant

Watch out Cync's app has a smaller feature set than Lutron's or Leviton's for advanced scenes.

Check price on Amazon

Wemo Wi-Fi Smart Light Switch

Also great

8.3/10Editor’s score

Best for Apple Home households

  • Solid Apple Home compatibility alongside Alexa and Google Assistant
  • No hub required — connects directly to Wi-Fi
  • Simple, no-frills install for a standard single-pole switch

Watch out Requires a neutral wire and, like other in-wall switches, isn't a fit for 3-way wiring without a compatible companion switch.

Check price on Amazon

Frequently Asked Questions

Smart switch or smart bulb — which should I get?
A switch makes more sense for multi-bulb fixtures, ceiling fan lights, or any room where you want the existing bulbs to stay compatible with a normal physical flip. A bulb makes more sense for color effects or if you're renting and can't (or don't want to) touch the wiring.
What does 'requires a neutral wire' mean, and how do I check?
Most in-wall smart switches need a neutral wire (usually a bundled white wire) in the switch box to power the switch's electronics. Many homes built before the 1980s don't have one at older switch locations. Turn off the breaker and check inside the switch box, or ask an electrician, before buying a switch that requires one.
Can I install a smart switch myself?
If you're comfortable doing a basic switch swap with the breaker off — matching and reconnecting a handful of labeled wires — most of these are a 20-30 minute DIY job. If your wiring is unusual (no neutral, 3-way circuits, aluminum wiring) or you're not comfortable working in the panel, hire a licensed electrician instead.

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