Do Smart Plugs Save Electricity? A Real-World Cost Breakdown

Smart home devices promise convenience, automation, and lower energy bills—but do smart plugs actually save electricity, or is it just smart-home hype? If you’re considering adding smart plugs to your home, this real-world cost breakdown explains how smart plugs work, how much electricity they can save, and whether they’re actually worth it.

By the end of this guide, you’ll know exactly when smart plugs save energy, when they don’t, and how to use them the right way.

Disclosure: This article contains affiliate links. If you purchase through these links, we may earn a small commission at no extra cost to you.

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What Are Smart Plugs and How Do They Work?

Smart plugs are small devices that plug into a standard wall outlet and allow you to control whatever is plugged into them using an app, voice assistant, or automation schedule.

Smart plugs often work alongside other devices in a connected ecosystem, and understanding smart home hubs can help you decide whether you need additional automation tools.

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Most smart plugs work with:

• Alexa
• Google Home
• Apple HomeKit
• Smart home hubs or Wi-Fi networks

Once installed, smart plugs let you:

• Turn devices on/off remotely
• Create schedules
• Monitor energy usage (on supported models)
• Reduce unnecessary electricity use

This is where smart plugs can save electricity—by eliminating wasted power.

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Do Smart Plugs Actually Save Electricity?

🔌 TP-Link Kasa Smart Plug with Energy Monitoring (KP115)

Best Overall for Real Energy Savings

If you want to actually see how much electricity your devices use, the TP-Link Kasa KP115 is one of the most reliable smart plugs on the market. It tracks real-time energy usage and shows daily, weekly, and monthly consumption directly in the app.

Why it’s great:

• Real-time energy monitoring
• Helps identify power-hungry devices
• Schedules & timers to reduce wasted power
• Works with Alexa & Google Assistant

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Yes—but only when used correctly.

Smart plugs don’t magically reduce power usage. Instead, they help eliminate phantom energy, also known as vampire power—electricity devices use even when turned off.

Common devices that waste electricity:

• TVs
• Cable boxes
• Game consoles
• Coffee makers
• Phone chargers
• Lamps with smart bulbs disabled

Smart plugs save electricity by cutting power completely when devices aren’t needed.

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How Much Electricity Do Smart Plugs Save?

The average U.S. household spends $100–$200 per year on phantom energy. Smart plugs can reduce a portion of that waste.

Real-World Savings Breakdown

Device	Annual Phantom Cost	With Smart Plug
TV + cable box	$20–$40	Reduced to near $0
Game console	$10–$25	Fully eliminated
Coffee maker	$5–$10	Fully eliminated
Chargers & lamps	$5–$15	Reduced

💡 Estimated annual savings: $30–$100 per home
💡 Smart plug cost: $8–$25 each

In many cases, a smart plug pays for itself within a year.

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Do Smart Plugs Use Electricity Themselves?

Yes—but very little.

Most smart plugs use:

• 0.5–1.5 watts when idle
• Less than $1 per year in electricity

This small usage is far outweighed by the energy savings from cutting phantom power. So even though smart plugs use electricity, they still save more energy than they consume.

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When Smart Plugs Save the Most Electricity

Smart plugs are most effective when used on devices that:

• Stay plugged in 24/7
• Don’t need constant power
• Are often forgotten

Best Devices for Smart Plug Energy Savings

• TVs & entertainment systems
• Game consoles
• Lamps
• Space heaters (with safety limits)
• Coffee makers
• Fans
• Window air conditioners

Using schedules and automation dramatically increases savings.

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When Smart Plugs Don’t Save Much Electricity

Smart plugs are not useful for:

• Refrigerators
• Medical equipment
• Internet routers
• Smart thermostats
• Devices that must stay on

Plugging these into smart plugs can actually cause problems or eliminate benefits.

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Smart Plugs With Energy Monitoring: Are They Worth It?

🔌 Emporia Smart Plug with Energy Monitoring

Best for Advanced Energy Tracking

The Emporia Smart Plug is ideal for users who want deep energy analytics and more detailed reporting.

Best for:

• Whole-home energy tracking setups
• Detailed power usage charts
• Identifying inefficient appliances

Some smart plugs include real-time energy monitoring, showing exactly how much electricity a device uses.

Benefits of energy-monitoring smart plugs:

• Identify power-hungry devices
• Track daily, weekly, and monthly usage
• Optimize schedules for maximum savings

If your goal is lower electric bills, energy-monitoring smart plugs are absolutely worth it.

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Can Smart Plugs Lower Your Electric Bill?

Smart plugs alone won’t cut your electric bill in half—but they can make a noticeable difference, especially when combined with:

• Smart thermostats
• LED lighting
• Automation routines
• Energy-efficient appliances

Think of smart plugs as low-cost efficiency tools that stack savings over time.

For even greater energy savings, many homeowners pair smart plugs with a smart thermostat to reduce heating and cooling costs automatically.

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Smart Plugs vs Power Strips: Which Saves More Electricity?

Product	Energy Monitoring	Best For	Works With	Price
TP-Link Kasa Smart Plug (KP115) Check price on Amazon	✅ Yes (Real-time)	Tracking real energy savings	Alexa, Google Assistant	$$
Amazon Smart Plug Check price on Amazon	❌ No	Alexa voice control	Alexa only	$
Meross Smart Plug Mini Check price on Amazon	❌ No	Budget automation	Alexa, Google, HomeKit*	$
Eve Energy Smart Plug Check price on Amazon	✅ Yes	Apple HomeKit users	Apple HomeKit, Matter	$$$
Emporia Smart Plug Check price on Amazon	✅ Yes (Advanced)	Detailed energy analytics	Alexa, Google Assistant	$$

🔌 Amazon Smart Plug

Best for Alexa Homes

The Amazon Smart Plug is designed specifically for Alexa users and offers simple setup with reliable voice control.

Why choose it:

• Seamless Alexa integration
• Easy setup in the Alexa app
• Ideal for lamps, coffee makers, and fans

⚠️ Note: Does not include energy monitoring.

Both reduce phantom power, but smart plugs offer more control.

Smart Plug Advantages

• App control
• Scheduling
• Voice commands
• Automation
• Energy tracking

Power Strip Advantages

• Lower upfront cost
• Multiple outlets

For targeted savings and automation, smart plugs win.

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🔌 Best Smart Plugs That Save the Most Electricity (2025 Picks)

Not all smart plugs save electricity the same way. The best smart plugs for energy savings offer reliable scheduling, strong app control, and (in some cases) built-in energy monitoring so you can see exactly how much power your devices use.

Here are the top smart plugs that help reduce wasted electricity in real-world use:

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⭐ TP-Link Kasa Smart Plug (Best Overall for Energy Savings)

Best for: Most households, beginners, and renters
Energy Monitoring: ❌ No (basic model)
Works with: Alexa, Google Assistant

The TP-Link Kasa Smart Plug is one of the most popular smart plugs for saving electricity thanks to its rock-solid reliability and easy scheduling features. While it doesn’t track energy usage, it excels at cutting phantom power from devices like TVs, game consoles, and lamps.

Why it saves energy:

• Automatically turns devices off when not in use
• Great for nightly shutoff schedules
• No hub required (Wi-Fi)

Best use cases: TVs, lamps, coffee makers, chargers

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⭐ TP-Link Kasa Smart Plug with Energy Monitoring (Best for Tracking Usage)

Best for: Data-driven energy savers
Energy Monitoring: ✅ Yes
Works with: Alexa, Google Assistant

If you want to see exactly how much electricity your devices are using, this version of the Kasa smart plug includes real-time energy monitoring. It’s ideal for identifying which devices waste the most power when idle.

Why it saves energy:

• Tracks real-world energy consumption
• Helps identify energy hogs
• Encourages smarter usage habits

Best use cases: Entertainment centers, space heaters, office equipment

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⭐ Amazon Smart Plug (Best for Alexa Homes)

Best for: Alexa-only users
Energy Monitoring: ❌ No
Works with: Alexa (only)

The Amazon Smart Plug is designed specifically for Alexa households. While it lacks energy monitoring, it’s extremely simple to set up and perfect for voice-controlled energy savings.

Why it saves energy:

• Instant voice control for turning devices off
• Easy routines like “Alexa, goodnight”
• Reliable automation for daily schedules

Best use cases: Lamps, fans, holiday lights

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⭐ Meross Smart Plug Mini (Best Budget Option)

Best for: Budget-friendly energy savings
Energy Monitoring: ❌ No (some models include it)
Works with: Alexa, Google Assistant, SmartThings

Meross smart plugs are an excellent low-cost option for reducing wasted electricity without sacrificing features. They’re compact, fast, and perfect for apartments or multi-room setups.

Why it saves energy:

• Affordable way to control multiple devices
• Strong scheduling and automation
• Small design doesn’t block outlets

Best use cases: Bedrooms, kitchen appliances, dorms

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⭐ Eve Energy Smart Plug (Best for Apple HomeKit Users)

Best for: Apple HomeKit & Matter users
Energy Monitoring: ✅ Yes
Works with: Apple Home, Matter

Eve Energy is one of the best smart plugs for Apple users who want privacy-focused energy monitoring. It shows real-time power usage and integrates beautifully with Apple Home automations.

Why it saves energy:

• Detailed energy usage reports
• Advanced automation rules
• Matter-ready for future smart homes

Best use cases: Home offices, media setups, smart homes built around Apple

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🏆 Which Smart Plug Is Best for Saving Electricity?

• Best overall: TP-Link Kasa Smart Plug
• Best with energy monitoring: Kasa Smart Plug with Energy Monitoring
• Best for Alexa: Amazon Smart Plug
• Best budget pick: Meross Smart Plug
• Best for Apple HomeKit: Eve Energy

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🔎 Pro Tip: Energy Monitoring vs Basic Smart Plugs

If your goal is maximum savings, start with one energy-monitoring smart plug to identify waste, then use basic smart plugs throughout your home for scheduling and automation.

Are Smart Plugs Worth It in 2025?

🔌 Meross Smart Plug Mini (Energy Monitoring)

Best Value Pick

Meross offers one of the best balances between price and features. You get energy monitoring, scheduling, and voice control without paying a premium.

Why it’s great:

• Energy usage tracking
• Compact design (won’t block outlets)
• Works with Alexa, Google Assistant & SmartThings
• Excellent value for the price

👉 Check price on Amazon

Yes—especially if you:

• Live in an apartment or rental
• Want cheap smart home upgrades
• Care about energy efficiency
• Use Alexa or Google Home

Smart plugs are one of the lowest-cost ways to start saving electricity with smart home technology.

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Best Practices to Maximize Smart Plug Energy Savings

To get the most out of smart plugs:

• Use schedules instead of manual control
• Group devices into routines
• Turn off devices overnight
• Monitor usage monthly
• Avoid always-on essentials

These steps turn smart plugs into real money-saving tools, not just convenience gadgets.

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Final Verdict: Do Smart Plugs Save Electricity?

Yes—smart plugs do save electricity when used strategically.

They won’t replace major upgrades like insulation or efficient HVAC systems, but they eliminate wasted power, reduce energy usage, and help lower electric bills over time.

For under $25, smart plugs offer:

• Real energy savings
• Better control
• Smart home automation
• Long-term cost benefits

If you’re serious about saving electricity the smart way, smart plugs are absolutely worth it.

If you’re just getting started, smart plugs are often one of the easiest upgrades among the best smart home devices for beginners.

👉 https://topratedbycraig.com/best-smart-home-devices-for-beginners-2025-guide/

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