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Kasa KP125M vs EP25: is Matter worth paying extra for?

By the Plugged-In Home editors · Updated

Researched, not lab-tested · We may earn a commission from links on this page. How we choose

Top pickBest overall smart plugKasa Matter Smart Plug KP125M (2-pack)
Matter Yes
Check price on Amazon for Kasa Matter Smart Plug KP125M (2-pack) (opens in a new tab)
Quick answer

Buy the KP125M if you want the plug to work with any platform you might use in future, or if you’re on SmartThings or a mixed-phone household. Buy the EP25 four-pack if you want the lowest price per plug and you’re happy with Apple Home, Alexa or Google as they are today. Both track energy.

Key takeaways
  • Both track energy and handle the same 15 A loads.
  • KP125M: Matter-certified, works with any Matter app.
  • EP25: no Matter, but native HomeKit, Alexa and Google support.
  • Both need 2.4 GHz Wi-Fi.

What they share

Both are compact Kasa plugs that leave the second outlet free, handle up to 15 A resistive loads and 1/6 HP motors, connect over 2.4 GHz Wi-Fi, and track energy in the Kasa app with cost estimates.

Best overall smart plug: Kasa Matter Smart Plug KP125M (2-pack)

Matter. You add the KP125M to your home app by scanning its code, and it can be shared with several platforms at once. If you move from iPhone to Android, or add a SmartThings hub, the plug keeps working without the Kasa app in the middle.

What we like
  • Matter setup works in every major home app
  • Energy tracking with cost estimates
  • Slim, doesn’t block the second outlet
Watch out for
  • 2.4 GHz Wi-Fi only
  • Apple Home remote control needs a HomePod or Apple TV

Skip it if you only use Alexa and never care about energy data. The Amazon Smart Plug is simpler and usually cheaper.

Best value multi-pack: Kasa Smart Plug Mini EP25 (4-pack)

The EP25 already supports Apple HomeKit, Alexa, Google Assistant and SmartThings directly, and it’s cheaper per plug, especially in the four-pack. Engadget named it the best smart plug overall (February 2026). For lamps on schedules, it does everything most people need.

Best value multi-pack
Kasa Smart Plug Mini EP25 (4-pack)
8.6/10Matter No
What we like
  • Very low cost per plug
  • Works with Apple HomeKit, Alexa, Google and SmartThings
  • Energy monitoring included
Watch out for
  • No Matter
  • 2.4 GHz only

Skip it if you want a device that will work with any future platform. Pay a little more for the Matter KP125M.

Side by side

Product
Top pick
KP125M
EP25
Our score9.2/108.6/10
Best forBest overall smart plugBest value multi-pack
MatterYesNo
Apple HomeVia MatterVia HomeKit
Alexa and GoogleYesYes
Energy monitoringYesYes
Max load15 A, 1/6 HP15 A, 1/6 HP
PriceUsually under $50 for twoUsually under $75 for four
Where to buyCheck price for Kasa Matter Smart Plug KP125M (2-pack) (opens in a new tab)Check price for Kasa Smart Plug Mini EP25 (4-pack) (opens in a new tab)

Frequently asked questions

Can I mix both in one home?

Yes. Both appear in the Kasa app, and both can be added to Alexa, Google Home or Apple Home.

Bottom line
Top pickKasa Matter Smart Plug KP125M (2-pack)

One plug that works with Apple Home, Alexa, Google Home and SmartThings, and shows what each device costs to run.

If that’s not you: EP25, best value multi-pack

Filed under: Smart plugs · Kasa · Matter · Comparison

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