Best Energy Monitors of 2025
Last updated on 27/09/2025
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Best Choice
1
Smart Home Energy Monitor with 16 50A Circuit Level Sensors | Vue - Real Time Electricity Monitor/Meter | Solar/Net Metering
EMPORIA ENERGY
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EMPORIA ENERGY
Smart Home Energy Monitor with 16 50A Circuit Level Sensors | Vue - Real Time Electricity Monitor/Meter | Solar/Net Metering
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Why we love it
- Real-time energy usage tracking.
- Prevent costly energy repairs.
- Accurate appliance monitoring sensors.
Main Highlights
- INSTALLS IN CIRCUIT PANEL of most homes with clamp-on sensors. Supports single-phase up to 240VAC line-neutral; single, split-phase 120/240VAC; and three-phase up to 415Y/240VAC (no Delta). Panels with access only to busbars will need flexible sensors available from Emporia Energy.
- 24/7 ENERGY MONITORING: Monitor your home's real power anywhere, anytime to prevent costly repairs, conserve energy, and save costs. Monitor solar / net metering. Light commercial 3 phase option available as a separate bundle.
- APPLIANCE MONITORING WITHOUT GUESSWORK: Comes with up to sixteen (16) 50A sensors to accurately monitor your air conditioner, furnace, water heater, washer, dryer, range, etc.
- LOWER YOUR ELECTRIC BILL: Gauge real-time spending and get actionable notifications to understand where you can save costs.
- REAL-TIME ENERGY DATA: Vue connects to 2.4GHz WiFi to monitor energy use with iPhone / Android / Web app. Vue sensors provide 1-second data and are accurate from ±1%.
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Value for Money
2
Voltaware Smart Home Energy Monitor, AI-Powered Appliance Recognition, Real-Time Electricity Data, Plug-and-Play Setup, Fully Compatible with UK Homes and Electrical Systems
Voltaware
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Voltaware
Voltaware Smart Home Energy Monitor, AI-Powered Appliance Recognition, Real-Time Electricity Data, Plug-and-Play Setup, Fully Compatible with UK Homes and Electrical Systems
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Why we love it
- Real-time energy consumption tracking.
- Easy installation in minutes.
- Optimizes energy usage efficiently.
Main Highlights
- 💡 LOWER YOUR ELECTRICITY BILLS & IMPROVE EFFICIENCY: Take control of your energy bills with Voltaware’s AI-powered home energy monitor. Track real-time electricity usage, identify energy-hungry devices, and get actionable tips to cut consumption. View detailed cost breakdowns in £ and receive personalised energy-saving advice that improves over time - helping you reduce waste, lower your carbon footprint, and save money.
- 🧠 AI-POWERED 24/7 APPLIANCE MONITORING WITH JUST ONE SENSOR: Voltaware's smart system requires only 1 sensor to measure the entire house’s energy consumption and it automatically identifies household appliances - no extra sensors needed. Whilst it focuses on whole-home monitoring, the AI provides a breakdown of appliance consumption over time. (Note: The system may take 1-2 months to learn your home's energy patterns. Whilst it aims to identify major appliances, manual adjustments in the app may enhance accuracy.)
- 🔌 SIMPLE PLUG-AND-PLAY SETUP - NO COMLPEX WIRING: The single-sensor design makes installation fast and hassle-free. A qualified electrician can have you up and running in just 5 minutes. Start tracking your energy right after the installation.
- 📊 REMOTE REAL-TIME MONITORING AT YOUR FINGERTIPS: Monitor your entire home's energy use live through the Voltaware mobile app (iPhone, Android). Gain insights into appliance-level consumption and receive personalised energy-saving tips to help reduce waste and cut costs. Access detailed daily, weekly and monthly energy reports. Monthly reports include bill breakdowns, energy usage statistics, and a carbon footprint analysis.
- ⚡ WHOLE-HOME MONITORING WITH APPLIANCE-LEVEL INSIGHTS: Voltaware tracks your home’s overall energy usage and uses advanced AI to break it down by major appliances. The sensor provides a clear, consolidated view of your electricity consumption, helping you spot patterns and optimise energy use.
- 🔄 SINGLE & DUAL TARIFF COMPATIBILITY. WARRANTY & CERTIFICATION: Voltaware supports single and dual tariff energy plans. Translate energy usage by appliance to how much they are costing to run on a daily, weekly, monthly basis. Enjoy peace of mind with a 1-year warranty and continuous software updates that improve AI performance and app features. The sensor is certified to UK safety, health, and environmental standards. It is RoHS & REACH compliant, EMC-tested and provides reliable wireless connectivity with strong signal stability. What’s Included: Voltaware sensor, 50A Clamp, live & neutral magnetic probes, access to the mobile app - Voltaware Home.
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3
Smart Home Energy Monitor with 8 50A Circuit Level Sensors | Vue - Real Time Electricity Monitor/Meter | Solar/Net Metering
EMPORIA ENERGY
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EMPORIA ENERGY
Smart Home Energy Monitor with 8 50A Circuit Level Sensors | Vue - Real Time Electricity Monitor/Meter | Solar/Net Metering
Why we love it
- 24/7 real-time energy monitoring.
- Reduce costly energy bills.
- Accurate appliance usage data.
Main Highlights
- INSTALLS IN THE CIRCUIT PANEL of most homes with attachment sensors. Supports single phase up to 240VAC neutral line; single phase 120/240VAC and three-phase up to 415Y/240VAC (no Delta). Panels with only bus access will need flexible sensors available in the Emporia Energy.
- 24/7 Power Monitoring: Monitor your home's real energy anywhere, anytime to avoid costly repairs, save energy and save costs. Sun/Network Measurement Monitor Lightweight 3-stage commercial option available as a separate package.
- GUESSWORK-FREE APPLICATIONS - Comes with up to sixteen (16) 50A sensors to accurately monitor your air conditioner, oven, water heater, washer, dryer, stove, etc.
- Reduce your electric bill: Measure spending in real time and receive actionable notifications to understand where you can save costs.
- REAL TIME POWER DATA: Vue connects to 2.4GHz WiFi to monitor power usage with iPhone/Android/Web App. Vue sensors provide 1 second data and are accurate to ±1%.
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4
Emporia Vue 3 3-Phase Smart Energy Monitor – Real-Time Electricity Usage Monitor and Power Meter for Business or Home, Solar and Net Metering Compatible, Smart Automation Ready
EMPORIA ENERGY
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EMPORIA ENERGY
Emporia Vue 3 3-Phase Smart Energy Monitor – Real-Time Electricity Usage Monitor and Power Meter for Business or Home, Solar and Net Metering Compatible, Smart Automation Ready
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Why we love it
- Automate energy management effortlessly.
- Real-time monitoring improves savings.
- Accurate appliance tracking made simple.
Main Highlights
- Installs in circuit panel of most small businesses with clamp-on sensors. Supports Single phase, Single-split phase, and 2-wire systems. 3-wire systems; 3-phase, 4-wire Wye systems with earthed (TN or TT) neutral (no-Delta) are supported with an additional 200A sensor (sold separately).
- 24/7 Energy Management and Monitoring: Automate and monitor your business' real power anywhere, anytime to prevent costly repairs, conserve energy, and save costs. Monitor solar / net metering. Supports 3-phase systems less than 600A with 3 included 200A clamps. Protected by a 1 Year Warranty.
- Lower Your Electric Bill: Configure settings in the Emporia Energy App to automate energy management for time of use, peak demand, excess solar, and rewards programs. You can even see live reporting and invaluable savings opportunities instantly. Gauge real-time spending and get actionable notifications and automated energy management to help you reduce costs.
- Real-time Energy Data - requires 2.4 GHz WIFI with an internet connection to monitor energy use with iPhone / Android / Web app. Vue 3 sensors collect energy data and are accurate from ±2%. The Vue 3 is UL and CE Listed for your safety. 1 second data is only available in the app (when actively open) and retained 3 hours. Minute and hour data are retained in the cloud. 1 minute data is retained 7 days, 1 hour data is retained indefinitely. Export cloud data whenever you want in the app.
- Appliance Monitoring Without Guesswork: New and improved screw terminals / ports allow CT wires to be trimmed to reduce panel clutter. Add up to sixteen (16) additional sensors, sold separately.
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5
Efergy Elite Classic 4.0 in-Home Energy Monitor Single Phase (EU 3 Phase)
efergy
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efergy
Efergy Elite Classic 4.0 in-Home Energy Monitor Single Phase (EU 3 Phase)
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Why we love it
- Highly recommended by experts.
- Saves on energy bills.
- Easy installation and setup.
Main Highlights
- Best energy monitor in the UK - Which? magazine has consistently ranked the elite as the best energy monitor in the country
- Home Instant Real-Time energy consumption readings
- DIY - Easy, Quick & Safe Installation and Set up
- Helps save you up to 30% in your energy bill
- Large wireless portable compact display can be placed anywhere in the home
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6
Efergy E-Max (1 CT Sensor 16mm) - in-Home Energy Monitor
efergy
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efergy
Efergy E-Max (1 CT Sensor 16mm) - in-Home Energy Monitor
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Why we love it
- Customize with multiple tariff settings.
- Provides real-time energy usage.
- Downloadable, comprehensive energy data.
Main Highlights
- Set up to 4 different tariff, monthly budget, alerts, and multiple world currencies
- See your current energy use with a colour-coded speedometer
- Historic data today/yesterday, this/last week, this/last month
- Use a USB Flash Drive to Download your Energy Data in .csv format
- Walk around the house and observe how much energy you are using
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7
OWON Bi-Directional Smart 2 Way WiFi Power Monitor Energy Meter with 80A/ 2Clamp,WiFi Home Energy Monitor, Energy Meter Single Phase Electricity Compatible
OWON
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OWON
OWON Bi-Directional Smart 2 Way WiFi Power Monitor Energy Meter with 80A/ 2Clamp,WiFi Home Energy Monitor, Energy Meter Single Phase Electricity Compatible
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Why we love it
- Monitor energy usage easily.
- Accurate hourly power recording.
- Supports two-channel monitoring.
Main Highlights
- Real-time Energy Data: Requires 2.4 GHz Wi-Fi with an internet connection to monitor energy use with phone app. It accurate from±2%.Accurately record hourly, daily, and monthly power consumption to optimize power consumption in real time.
- Bi-directional Power Monitor :This smart home energy monitor with 1 clamp, it can support usage measurement.It supports power metering on each channel,2 channels on the same phase.
- Energy Monitoring: This electricity consumption monitor can record Voltage, Current, Power Factor your home's anywhere, Active Power and frequency to prevent costly repairs, conserve energy and save costs.
- Important Safety Information: The power clamp must be installed and serviced only by a qualified .Do not touch the terminals of the device during testing and turn off all the power supply for this equipment before installing. Keep you safe.
- Easy to use：Product size 5.16*2.3*4.6cm,small volume and lightweight and easy to install, it with 1 pcs Power Clamp helps you monitor the amount of electricity usage in your facility by connecting the clamp on to the power cable.
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Power Meter Electricity Usage Monitor 8 Modes, Energy Monitor Plug with LCD Backlight Overload Sound Alarm, Energy Meter Power Consumption Monitor Socket KWH Amp Volt Watt Meter Plug Energy Monitoring
MECHEER
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MECHEER
Power Meter Electricity Usage Monitor 8 Modes, Energy Monitor Plug with LCD Backlight Overload Sound Alarm, Energy Meter Power Consumption Monitor Socket KWH Amp Volt Watt Meter Plug Energy Monitoring
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Why we love it
- Comprehensive monitoring of energy.
- Safety with overload protection.
- Data retention for convenience.
Main Highlights
- [Various Monitoring Parameters] The energy monitor can monitor the power (W), energy (kWh), volts, amps, hertz, power factor, cost,minimum and maximum power (W), cumulative days and time of your appliances. By switching 8 display modes, you can easily know the various parameters while the appliance is working. These power monitors can also calculate and display how much power your appliance uses and how much electricity bill it cost in cumulative time for energy saving
- [Overload Protection] The default overload of the energy monitor plug is 2900W. When the power of the appliance exceeds the overload power, the LCD will display "OVERLOAD" and emit a "beep" sound to warn the user. All the buttons of wattage meter will quit working and can only work again when the overload alarm has been cleared by raising the setting value or removing the appliances
- [Data Memory Function] The energy monitor will record your power consumption data when you remove electric meter from socket, or remove appliances from the power meter. All setting data and cumulative data(electricity quantity, cost, unit price) will be saved. You can directly see the last data when you use the electricity usage monitor next time(NOT including current, voltage, power, power factors). This function can also automatically save the data when there is a sudden power failure
- [KWH Alarm Settings] You can set a power consumption limit, and when the accumulated power consumption reaches the set value, the energy monitoring plug uk will emit a "beep" sound, and the "KWH" alarm will flash continuously to alert the user. If you want to silence the alarm, you can set a higher power consumption limit or reset the power consumption limit (Note: resetting will clear all settings)
- [Adjustable Backlight Time] Our watt meter has 5 options of backlight time. The default backlight time duration is 10 minutes(bL-0). If you want to change the backlight time, you can press and hold "UP" and "DOWN" button at the same time to enter backlight time setting, then press "UP" and "DOWN" to select the backlight time (bL-0 =10 minutes, bL-1=1 hour, bL-2=4 hours, bL-3=8 hours, bL-4=normally on), finally press the "SET" to save the backlight time settings
- [Backlight Display] With white backlight and black digits, the LCD display of our power monitor plug uk can display the data clearer and help you to read the data easier no matter day or night. The backlight will only lights up when the power meter plug is connected to AC power. You can set the time for the screen to turn off automatically, or press the "DOWN" button to manually turn on and off the backlight
- [Premium Material] The whole body of our power consumption plug is made of high-quality PC material, which makes our energy meter monitor more long lasting. The standard DE socket and plug is suitable for all DE standard appliances
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Electricity Usage Monitor Power Meter Plug Backlight Energy Monitor Plug Watt Meter 8 Modes, UK Socket Power Monitors Power Consumption Meter Large LCD Display Consumption KWH Amp Volt Meter Outlet
MECHEER
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MECHEER
Electricity Usage Monitor Power Meter Plug Backlight Energy Monitor Plug Watt Meter 8 Modes, UK Socket Power Monitors Power Consumption Meter Large LCD Display Consumption KWH Amp Volt Meter Outlet
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Why we love it
- Easy to use and reset.
- Large, clear LCD screen.
- Advanced multi-mode power measurements.
Main Highlights
- New Design Power Monitor with 8 Monitoring Modes: NEW VERSION (Switchable Backlight) power monitor plug uk with 8 modes for measuring power, electricity(kWh), voltage, frequency, current and power factor of your home appliance, which meets most of your power measurement needs. This electricity usage monitor plug is a great energy saving and money saving helper to protect earth and lower your bills.
- Overload Display: 2900W overload threshold to protect your appliance from short circuits. The symbol "OVERLOAD" and the backlight screen will keep flashing if the loading power of the device you measure exceeds 2900W. In this case, please cut off the power supply of the power monitor. Note: The threshold of the energy meter was set in advance and is correspond to the currency. Before use, convert symbol € to ￡, and the safety threshold will be changed from 3680W to 2900W automatically.
- Memory Function: No battery required, the last data(price, overload threshold, kWh, cost) can be saved automatically when the smart meter energy monitor suffer a power outage. This make it a reliable and practical electricity meter for all your appliance. Note: the instant data including power, voltage, frequency, current and power factor will not be stored. A Kitchen must haves energy monitoring plug and energy saving gadgets in your electrical tool kit.
- Easy to Reset with Reset Button: “M” button to reset data, no need a tool. Unlike other smart meter monitor electric meter with reset hole that require a pin to reset and have the risk of stuck in the hole, our upgraded wattage meter plug uk requires no tool but simply press the "M" button for 5 seconds to clear all cumulative data. If you do not want to clear the unit price when measure another device, press the “SET” and “M” button for 3 seconds at the same time to clear cumulative data only.
- Clear White Backlight: New version watt meter plug uk with switchable white backlight. Compared to most power monitors without backlight or power meter uk plug with blue backlight and black digits but not clear and uncomfortable to eyes, our electricity usage monitor uk with white backlight is gentle but clear enough for both day and night use. Backlight lasts 10 min if no operation. You can also turn the home energy monitor backlight off manually by pressing “UP” button.
- Large LCD Screen: Designed with user friendly large screen 60 x 47cm. The screen of the power meter plug electricity consumption meter is large enough, clear and easy to read, making it friendly for those with bad eyesight or the elder. It's a great home assistant for your grandpa to help him detect large consumption appliances and save money.
- Quick Settings: To quickly enter mode 7, the price setting mode, you can press the SET button of the electric plug meter for 3 seconds. Use the UP button to set the desired number and the M button to choose the location where you want to set it. Finally, press the SET button again to save your setting. A good alternative to plug timer socket uk, light timers for home light socket, socket tester uk, volt meter, timers for plugs, digital timer plug, electric timers for plugs uk.
- Easy to Use: New comer to the market. Our new electric usage monitor plug is compact and easy to use with only 3 buttons but meets most of your daily measurement needs, while other energy monitoring plug uk in the market have 4 buttons and a reset hole which is too complicated to operate, and the reset tool may get the button stuck in hole rendering electricity usage meter unusable. Our electric usage meter is a better choice than amp meter, multimeter, usb power meter, digital plug timer.
- Versatile Electrical Meter: Our energy usage plug measures washing machines, dryers, microwave ovens, humidifiers, fireplaces, etc., and helps to find electric thieves to save energy and save money. NOTE: When the load power of the device is lower than 0.5W(e.g. in standby), the electric monitor meter usage cannot record the power consumption. So it's normal if you find the KWH displayed on the power usage plug stops counting sometimes when the compressor is not running.
- What You Get: Comes with a plug in energy monitor and a user manual. If you have any concerns with the energy usage monitor energy plug monitor, please feel free to contact us, and we are pleased to assist you. If you lose the paper manual, you can also contact us for a PDF version any time. A best smart meter to buy!
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10
Tapo P110 (4-Pack) Smart Plug with Energy Monitoring, Max 16A, Works with Alexa & Google Home, Remote Control, Device Sharing, Alexa Plug, Smart Plugs, No Hub Required, Compact Design, Voice Control
Tapo
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Tapo
Tapo P110 (4-Pack) Smart Plug with Energy Monitoring, Max 16A, Works with Alexa & Google Home, Remote Control, Device Sharing, Alexa Plug, Smart Plugs, No Hub Required, Compact Design, Voice Control
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Why we love it
- Remote operation via app.
- Schedules manage devices automatically.
- Countdown timer for electronics.
Main Highlights
- Remote Control – Instantly turn connected devices on/off wherever you are through the Tapo app; Tapo P110 4-pack Alexa smart plug can be managed remotely by using your mobile phone
- Schedule – Preset a schedule to automatically manage devices; P110 Alexa plug will facilitate your needs and you can schedule to manage your lights, electic fans, heaters, airfryer etc; whenever you want your devices to be on and off
- Timer - Create countdown timer lists for connected electronics with the Tapo smart plug
- Voice Control – Manage your smart plug with voice commands via Amazon Alexa or the Google Assistant; Tapo P110 smart plugs that work with Alexa will even facilitate your jobs according to your needs
- Away Mode – Automatically turns devices on and off at different times to give the appearance that someone is home; Tapo remote control plug socket uk will automatically turn on and off the devices once you activate the away mode
- Compact Design Smart Plugs - Mini-sized to avoid blocking adjacent sockets
- Easy Setup and Use - No hub required, set up quickly and manage easily through the free app
- For indoor use only, Output: 13A Max, 2990W
- EV charging is not supported since it typically requires higher power, and its charging current exceeds the rated current of the plug
- Packaging may vary
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