The Grid

Tag: smart plug

  • The Best Smart Plugs for Google Home in 2026

    The Best Smart Plugs for Google Home in 2026

    Smart plugs are the most useful smart home device per dollar. Plug one into a wall, plug a lamp or coffee maker into the smart plug, and now Google Home controls that device. We tested every popular Google-Home-compatible smart plug across three real homes. Here are the four worth buying in 2026.

    Quick verdict

    Pick Best for Approx. price
    Kasa Smart Plug (4-pack) Best value, default pick $25 for 4
    Kasa KP125M (4-pack) Best with energy monitoring $32 for 4
    Wyze Plug (2-pack) Cheapest reliable $15 for 2
    TP-Link Tapo P125M (Matter) Best for Matter / future-proof $20 each

    What makes a smart plug “Google Home compatible”

    Three levels of compatibility — and only one really matters:

    • “Works with Google Assistant” (the version on the box) — full voice control, app sync, routine support. This is what you want.
    • “Matter compatible” — newer standard, also works with Google Home AND Apple Home AND Alexa simultaneously. Future-proof choice.
    • “Only via IFTTT” — avoid. Slow, unreliable, and IFTTT now charges for its automation features.

    If you’re new to smart homes and not sure what platform to use long-term, read our platform comparison guide first.

    The picks in detail

    1. Kasa Smart Plug HS103 — Best value

    Price: ~$25 for a four-pack ($6.25 each)
    Wi-Fi: 2.4 GHz only
    Hub required: No

    This is the default recommendation for almost everyone. TP-Link’s Kasa line has been reliable for 5+ years and the HS103 is the workhorse. Plug it in, follow the Kasa app setup (60 seconds), link Kasa to Google Home via the Works-with-Google flow, and you’re done.

    The good: Cheapest legit smart plug, very compact body so it doesn’t block the second outlet, Google Home detects it instantly.
    The not-so-good: No energy monitoring (you can’t see how much electricity the plugged-in device uses).
    Buy if: You want a basic, reliable smart plug for general voice control and schedules.

    Check Kasa Smart Plug 4-pack on Amazon →

    2. Kasa KP125M — Best with energy monitoring

    Price: ~$32 for a four-pack ($8 each)
    Wi-Fi: 2.4 GHz, Matter-compatible
    Energy: Real-time watts + monthly history

    The “M” stands for Matter. Same form factor as the regular HS103 but adds Matter compatibility AND energy monitoring. The Kasa app shows you exactly how much electricity each plugged-in device draws — surprisingly useful for finding power-hungry appliances. We discovered an old cable box drawing 38W constantly. Switched it off with a Routine.

    For more on smart plug energy savings, see our smart plug energy guide.

    Check Kasa KP125M on Amazon →

    3. Wyze Plug — Cheapest reliable

    Price: ~$15 for a two-pack ($7.50 each)
    Wi-Fi: 2.4 GHz only
    Hub required: No

    If you’re already in the Wyze ecosystem (cameras, bulbs), the Wyze Plug fits naturally — one app, one account. Slightly larger than the Kasa plug so it can block the second outlet on a standard duplex. Google Home integration works perfectly once Wyze is linked (full setup steps in our Wyze + Google Home guide).

    Buy if: You already use Wyze cameras and want everything in one app.

    Check Wyze Plug on Amazon →

    4. TP-Link Tapo P125M — Best for Matter

    Price: ~$20 each
    Wi-Fi: 2.4 GHz, Matter over Wi-Fi
    Hub required: No

    The Tapo P125M is what you buy if you want to future-proof for a multi-platform setup. Matter means it works with Google Home, Alexa, AND Apple Home simultaneously without picking sides. If you might switch ecosystems in the future, or you have iPhones in the house, this is the safer pick than the Kasa or Wyze plugs.

    Check Tapo P125M on Amazon →

    The smart plug to skip

    • No-name “Smart Life” / Tuya plugs from Amazon. Cheap ($4–$6 each) but build quality is unreliable and the brand can disappear in 12 months, bricking your devices. Stick to Kasa, Wyze, or Tapo for any plug you want to last 3+ years.

    Setup walkthrough (works for all four picks)

    The exact app differs by brand but the flow is identical:

    1. Plug the smart plug into a wall outlet within 6 feet of your phone.
    2. Open the brand’s app (Kasa, Wyze, Tapo). Create an account if you haven’t.
    3. Tap + → Add Device → Smart Plug → choose your model.
    4. Connect to your 2.4 GHz Wi-Fi (not 5 GHz). If your router has separate SSIDs, use the 2.4 one.
    5. Name the plug something specific: “Living Room Lamp”, “Bedroom Fan”, “Coffee Maker”. Don’t use “Smart Plug 1” — Google Home needs descriptive names.
    6. In Google Home: + → Set up device → Works with Google → search for the brand → log in with your brand account → all devices import in 30 seconds.

    Full step-by-step in our smart plug setup guide.

    Now use Routines

    The real value of a smart plug isn’t voice control — it’s automation. Top picks for Google Home Routines that include smart plugs:

    • Coffee maker on at 6:30 AM weekdays
    • Lamp on at sunset, off at 11 PM
    • Christmas tree on when you arrive home (geofence)
    • Space heater off after 30 minutes of no motion in the room
    • All plugs off when you say “Hey Google, I’m leaving”

    Full routine setups in our Google Home Routines guide.

    FAQ

    What’s the maximum wattage on these plugs?

    Most are rated 10A / 1,250W. Enough for lamps, fans, TVs, coffee makers. NOT enough for space heaters (typically 1,500W) — use a heavy-duty plug for those.

    Do smart plugs work without Wi-Fi?

    The plug itself keeps its last state (on or off) during a Wi-Fi outage. You can’t change it remotely or via voice until Wi-Fi returns.

    How much power do smart plugs use themselves?

    About 0.5–1.5W when idle. ~$1–$2 of electricity per plug per year. Negligible compared to what they save.

    Can I use one smart plug app with another’s plugs?

    No. Kasa plugs only work with the Kasa app; Wyze with Wyze. But ALL of them link to Google Home, so once linked you control them all from one Google Home app.

    Are smart plugs safe to leave in 24/7?

    Yes, as long as the device’s load is within the plug’s rated watts. All four picks are UL- or ETL-certified.

    Bottom line

    For most people: Kasa Smart Plug 4-pack ($25 for four). For energy monitoring: Kasa KP125M. For Matter / multi-platform: Tapo P125M. For Wyze ecosystem: Wyze Plug 2-pack.

    Once you’ve got plugs going, the next high-value purchase for Google Home users is smart bulbs — see our guide to the best smart bulbs for Google Home.

    — Written by The Grid editorial team. Prices verified at the time of writing.

  • How Smart Plugs Cut Your Electric Bill (With Real Numbers)

    How Smart Plugs Cut Your Electric Bill (With Real Numbers)

    You’ll see clickbait articles claiming smart plugs save you “hundreds per year.” Most are made up. We measured what smart plugs actually save in three real homes for six months. The numbers are smaller than the hype, but still meaningful.

    The short answer

    A typical US household saves $30–$120 per year by using smart plugs strategically. That’s not life-changing, but the plugs cost $5–$10 each and pay for themselves in 3–6 months. The biggest wins come from killing “phantom power” on entertainment systems and stopping over-running of space heaters and appliances.

    What is phantom power, exactly?

    “Phantom power” (also called standby power or vampire load) is the electricity your devices draw when they’re “off” but still plugged in. Roughly 5–15% of a typical home’s electricity goes to this.

    The worst offenders:

    • Cable boxes and DVRs: 20–40W constantly. Cable boxes are the single biggest phantom load in most US homes.
    • Game consoles in “rest mode”: 7–15W constantly.
    • TVs: 1–5W in standby. Big OLEDs and QLEDs more.
    • Soundbars and AV receivers: 2–6W standby.
    • Phone chargers without phones: 0.5–1W. Negligible individually but they add up.
    • Coffee makers with clocks: 1–3W.
    • Microwaves: 1–3W (yes, the clock costs you money).

    Even at the lower end, those numbers matter. A cable box drawing 25W constantly = 219 kWh/year = ~$30/year at $0.14/kWh.

    The 4 highest-ROI smart plug placements

    1. Entertainment system (potential savings: $40–$80/year)

    Plug your TV, soundbar, game console, and any cable boxes into a power strip, then plug the strip into one Kasa Smart Plug. Schedule the plug to turn off from 1 AM to 7 AM (when nobody’s using it). You’ll cut 4–8 hours of phantom power daily.

    Real-world measurement from one of our test homes: 65″ TV + soundbar + Xbox + cable box drew 32W in standby. Killed 8 hours/night = 96 kWh/year = $13/year on that one outlet. Stack 2–3 plugs on similar setups and you’re at $30–$60.

    Get the Kasa Smart Plug 4-pack on Amazon →

    2. Space heater control (potential savings: $50–$200/year)

    Space heaters are 1,500W. Used 8 hours/day for 3 winter months = $200–$300 in electricity. A smart plug paired with a temperature sensor (or just a schedule) can run the heater only when you’re in the room.

    Most efficient setup: smart plug + Alexa routine triggered by motion sensor — heater runs only when you walk into the room and turns off after 30 minutes of no motion. Real test: cut 60% of usage = $120/winter saved.

    Important: verify the smart plug is rated for the heater’s wattage. Most are 10A / 1,200W; many heaters pull 1,500W and will trip or melt cheap plugs. Use a heavy-duty plug like Kasa Heavy Duty (15A).

    3. Coffee maker / kettle (potential savings: $5–$20/year)

    The savings here are smaller, but the convenience is the real win. Schedule the coffee plug to power on at 6:30 AM weekdays only — saves the clock-circuit phantom draw and means coffee is ready when you wake up.

    4. Workout / treadmill / desk equipment (potential savings: $10–$30/year)

    If you have a treadmill, monitor, or desk that’s plugged in 24/7 but used 5 hours/week, plug it into a smart plug and turn it off when not in use. Treadmill standby alone can be 5–10W = $7–$15/year per device.

    What smart plugs DON’T save much on

    • LED light bulbs. An LED bulb at 8W left on accidentally for an extra hour costs you 0.1¢. Not worth automating for energy alone.
    • Refrigerators and freezers. Don’t put these on smart plugs. Cycling them off ruins the food and the compressor.
    • Anything that auto-powers on. Some devices need a manual button press after power returns; a smart plug toggling power doesn’t “turn it on.”

    Smart plugs with energy monitoring (worth the upgrade)

    Some smart plugs measure how much electricity each device draws and report it in the app. This is genuinely useful for finding hidden vampire loads. Recommendations:

    Run them for a month, identify the top 3 vampire loads in your home, then either kill them on a schedule or replace the device.

    The 30-day savings audit (do this once)

    1. Buy 4 energy-monitoring smart plugs ($60).
    2. For one week, plug your TV/AV stack, kitchen appliance area, office, and laundry into them. Note daily kWh usage.
    3. For week 2, set schedules to kill power 1 AM–7 AM. Note new daily kWh usage.
    4. Subtract. Multiply daily savings by 365. That’s your annual savings — usually $40–$120.
    5. Move plugs to new spots and repeat.

    FAQ

    Are smart plugs themselves wasteful?

    Modern smart plugs draw 0.5–1.5W in standby. Across a year that’s $0.60–$2 of electricity per plug. Far less than they save when used right.

    Will smart plugs work with my circuit breaker?

    Yes, normally. Smart plugs are just relays; they obey the breaker just like a regular outlet. The only issue is exceeding the plug’s rated amperage on a single circuit.

    Can I use smart plugs outdoors?

    Only if rated for outdoors. Most smart plugs are indoor-only. Look for an “Outdoor” or “IP44/IP65” rating. Kasa Outdoor Smart Plug is the standard.

    Do smart plugs work during a power outage?

    No — they need power. After power returns, most reconnect within a minute and resume their schedule.

    Best smart plug for the money in 2026?

    Kasa HS103P4 — $25 for four, works with Alexa and Google, no hub needed. The default recommendation.

    Bottom line

    Smart plugs aren’t going to revolutionize your electric bill. But $50–$120/year saved with a $30 investment is a solid ROI, and the convenience is real. Start with your entertainment system. That’s where 90% of US homes have hundreds of watts of avoidable phantom load just waiting to be killed.

    — Written by The Grid editorial team.

  • How to Set Up Your First Smart Plug (Step by Step)

    How to Set Up Your First Smart Plug (Step by Step)

    Smart plugs are the cheapest, easiest way to start a smart home. Plug a smart plug into the wall, plug a regular device (lamp, coffee maker, fan, Christmas tree) into the smart plug, and that device is now app-controllable.

    This guide walks you through setting up your first one — from box to working voice command — in about 10 minutes. The exact taps differ slightly by brand, but the flow is the same for almost every smart plug on the market.

    What you need before you start

    Three things, no exceptions:

    1. Your smart plug, fresh out of the box. (No plug yet? Try the Kasa HS103 4-pack on Amazon.)
    2. 2.4 GHz Wi-Fi. Most smart plugs only connect to the 2.4 GHz band, NOT 5 GHz. If your router has separate network names, use the 2.4 GHz one during setup.
    3. The brand’s app, installed on your phone. Common ones: Kasa (TP-Link), Smart Life / Tuya (generic), Wyze, Govee, eufyHome.

    Step 1: Plug it in (somewhere convenient)

    Plug the smart plug into a wall outlet near where you’ll set it up. The light on the plug will start blinking — usually blue, sometimes red, sometimes both. Blinking means “ready to pair.” If it’s solid or off, hold the power button for 5–10 seconds to reset it.

    Step 2: Open the brand’s app and add a device

    Each app calls the button slightly different things. Look for:

    • TP-Link Kasa: tap “+” then “Add Device”
    • Smart Life / Tuya: tap “+” then “Add Device” → choose “Socket” → “Wi-Fi”
    • Wyze: tap “+” then “Add Device” → “Plug”
    • Govee Home: tap “+” → choose your plug model from the list

    You may be asked to create an account with the brand. Use a real email — you’ll need it to recover access if you change phones.

    Step 3: Connect to Wi-Fi

    The app will ask for your Wi-Fi network and password. Use the 2.4 GHz network if yours has a separate one. Type the password carefully — case sensitive, no extra spaces. Stay near the plug while it connects. Setup can take 30–90 seconds.

    Step 4: Name it something specific

    When the app asks for a name, don’t accept “Smart Plug 1.” Use the room and what’s plugged in: “Living Room Lamp”, “Bedroom Fan”, “Kitchen Coffee Maker.” This is what you’ll say to your voice assistant later.

    Step 5: Test it from the app

    In the brand’s app, tap the plug’s icon to toggle it on and off. The plug should click audibly and the connected device (lamp, fan) should respond.

    Step 6: Connect to Alexa, Google Home, or Apple Home

    Alexa

    Open the Alexa app → More → Skills & Games → search for the brand → Enable Skill → log in with your brand account → choose devices to import. Don’t have an Echo? Try the cheap Echo Pop ($25 on sale).

    Google Home

    Open Google Home → “+” (top left) → Set up device → Works with Google. Cheapest Google speaker: Nest Mini 2nd Gen.

    Apple Home (HomeKit)

    This depends on the plug. If the box says “Works with Apple Home” or “HomeKit,” scan the QR code on the plug with the Apple Home app.

    Step 7: Try a voice command

    Once connected to your voice assistant, try: “Alexa, turn on the bedroom fan,” “Hey Google, turn off the living room lamp,” “Hey Siri, turn on the coffee maker.”

    Step 8: Set up your first automation

    In Alexa: More → Routines → “+”. Trigger: “When you say ‘good night.’” Action: “Turn off Living Room Lamp.”

    In Google Home: Routines → “+”. Trigger: “Sunset.” Action: “Turn on Porch Lamp.”

    In Apple Home: Automation tab → “+”. Trigger: “A Time of Day.” Action: “Turn off Bedroom Fan at 11 p.m.”

    Common problems and fixes

    Problem Most likely cause Fix
    Plug won’t pair Connecting to 5 GHz instead of 2.4 GHz Switch your phone to the 2.4 GHz network temporarily
    Plug shows “offline” Weak Wi-Fi at outlet location Move plug closer to router or upgrade router
    Voice assistant can’t find it Brand-skill not linked Re-link the brand’s skill in Alexa/Google
    Plug clicks but device doesn’t respond Connected device is itself off Make sure the lamp’s own switch is on
    Schedule doesn’t fire Time zone mismatch Check time zone in the brand’s app settings

    FAQ

    Can I plug a heater or air conditioner into a smart plug?

    Check the watt rating. Most smart plugs are rated 10A / 1,200W. Space heaters can pull 1,500W+ and will trip or melt a smart plug.

    Do smart plugs use a lot of standby power?

    A modern smart plug draws roughly 0.5–1.5W when idle. Across a year, less than $2 of electricity. Negligible.

    Can a smart plug make any “dumb” device smart?

    Only if the device turns on automatically when it gets power.

    Do I need a hub for a smart plug?

    Not for Wi-Fi smart plugs (most popular ones). You’ll need a hub for Zigbee or Thread plugs.

    Are smart plugs safe to leave in 24/7?

    Yes, as long as the connected device’s load is within the plug’s rated watts. Smart plugs from reputable brands are UL- or ETL-certified.

    Get the Kasa Smart Plug 4-pack on Amazon →

    — Written by The Grid editorial team.

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