Skip to content 
Smart plugs are the cheapest way to make a dumb house feel smart, and Labor Day Weekend is one of the better weekends of the year to grab a multipack. These things almost never cost much to begin with, so a good sale takes a four-pack from “sure, why not” to genuinely hard to pass up. We’re tracking the live prices below, so what you see is what it costs right now.
Quick sale picks
The three biggest smart plug discounts we can find today, ranked by how deep the cut actually is.
When smart plugs actually go on sale
Smart plugs follow the tech calendar, not the home calendar. They’re cheap year round, but the difference between a fine price and a great one is roughly 40 percent, and it lands on predictable weekends.
| When | What to expect |
|---|---|
| January to March | Post-holiday lull. Occasional single-plug clearance, not much on multipacks. |
| Memorial Day | Light. Smart home gear isn’t the story that weekend. |
| Prime Day (July) | The floor for the year. Brand multipacks hit their lowest per-plug price. |
| Labor Day Weekend | Solid. Not the yearly low, but real cuts on minis and outdoor plugs. |
| October big deal days | Nearly matches July, and it’s the last good window before stock thins. |
| Black Friday and Cyber Monday | Ties Prime Day on multipacks and beats it on outdoor and energy models. |
| December | Decent, but stock on the popular four-packs goes fast. |
What actually counts as a good price
Percent-off badges mean nothing without a baseline, so here’s what these things really cost.
Mini Wi-Fi plug, single
Normally $10 to $13 on its own. Anything under $8 for a name-brand mini is a buy, and it’s usually cheaper per plug to grab a pack instead.
Four-pack of minis
The sweet spot for most homes. List is usually $30 to $35, and sale weekends drag it into the low twenties, which works out to about $5 a plug.
Energy monitoring plug
You pay a few dollars extra for the wattage tracking. List runs $18 to $25, so anything in the low teens is a real cut, not a rounding error.
Outdoor smart plug
Weatherproofing costs money and these rarely go deep. List is $22 to $30, and a drop under $18 on a two-socket outdoor model is worth grabbing.
Wi-Fi smart plugs on sale
The standard plug-and-app models. No hub, no bridge, just your home network and a phone. This is what most people should buy.
Outdoor smart plugs on sale
Weather-sealed housings for string lights, inflatables and landscape lighting. Most have two independently controlled sockets, which is the feature you actually want.
Matter and HomeKit plugs on sale
Matter is the standard that lets one plug answer to Alexa, Google Home and Apple Home at once. If you’re not sure which ecosystem you’ll be on in two years, buy one of these.
Energy monitoring plugs on sale
These report live wattage back to the app, so you can find out what that old garage fridge is really costing you. Worth the small premium on one or two plugs.
Where else to check today
Sale prices are shown in real time, so it’s worth a second look before you commit. These stores all carry the same brands and don’t always discount on the same weekend.
Best BuyBest for name brands
WalmartBest for budget packs
CostcoBest for bulk
Sam’s ClubBest for multipack value
B&H PhotoBest for specs
WayfairBest for outdoor setups
How to pick a smart plug
Buy a pack, not a plug. You’ll find a second use within a week. Lamps, the coffee maker, a space heater, the Christmas tree. A four-pack costs about half per plug what a single does, and it’s the single easiest way to not overpay.
Check the amperage before anything with a motor or a heating element. Most minis are rated 10A or 15A. A lamp or a fan doesn’t care. A space heater, a window AC or a compressor absolutely does, and an underrated plug is a fire risk, not an inconvenience. Match the rating to the appliance and don’t guess.
Mini bodies matter more than you’d think. A full-size plug blocks the second socket on the outlet. The “ultra mini” and “slim” models exist so you can use both, and they cost the same.
Get Matter if you’re undecided. Matter-certified plugs work with Alexa, Google Home and Apple Home together. Older Wi-Fi-only plugs typically pick one or two. Spending two extra dollars now beats re-buying everything when you switch phones.
Energy monitoring is worth it on exactly one or two plugs. Put them on the things you suspect, like an old fridge or a gaming PC, and buy plain plugs for the lamps.
2.4GHz only, on nearly all of them. If your router hides the 2.4GHz band inside a combined network name, setup will fail and it won’t tell you why. Split the bands temporarily or use your router app’s guest network to get through pairing.
Smart plug questions, answered
The bottom line
Smart plugs are the rare gadget where the cheap option is also the right one. Grab a four-pack of minis on sale, add one energy monitoring plug for the appliance you’re suspicious of, and pick up an outdoor plug before the holiday lights go up. Prices below are live, so if the discount you want isn’t there today, October’s deal days are the next real window.
More sales to see
- Sales on the Best Smart Locks this Labor Day!
- The Coolest Smart Bulbs are on Sale this Labor Day
- Smart Smoke Alarm Deals Worth a Look
- Smart Garage Door Opener Sales Today
- Patio Heater Brands on Sale Today!
- Amazing Sales on Mini Splits this Labor Day!
- Deals on New OLED Televisions You’ll Love
- The Instant Air Purifier Deals this Labor Day!
