10 Best power meters of 2025

Save up to 24% off

Best Choice

1

Generic

Mini Optical Power Meter,Portable Fiber Optical Power Meter with Universal FC/SC/ST Interface and LED/VFL/RJ45 Sequence Function, 850/980/1270/1300/1310/1490/1550/1577/1625/1650 nm
9.8

Exceptional

Our Rating
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Value for Money

2

P3
P3 P4400 Kill A Watt Electricity Usage Monitor

24% Off
Main highlights

Energy Monitoring Accuracy
Monitors electricity usage with 0.2 - 2.0% accuracy.

Ideal for Home Appliances
Perfect for tracking energy efficiency of AC 115-volt appliances.

Large Display Praise
Customers love the easy-to-read large LCD display.
Key specs
- Power Source:air-powered
- Dimensions:8.4 x 2.1 x 6.1 inches
- Voltage:115 Volts
- Wattage:N/A
- Style:1 Pack - Model P4400
9.7

Exceptional

Our Rating
3

MECHEER
Upgraded Watt Power Meter Plug Home Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Tester with Backlight, Overload Protection, 7 Modes Display

13% Off
Main highlights

Comprehensive Power Monitoring
Monitors power, energy, volts, amps, and more with 7 display modes.

Ideal for Home and Office
Perfect for tracking energy usage of appliances and UPS systems.

Highly Rated Display
Customers praise the large, bright, and easy-to-read display.
Key specs
- Power Source:Corded Electric
- Dimensions:6.57 x 3.43 x 3.03 inches
- Voltage:12V min operating
- Wattage:3680W max
- Style:Digital
9.6

Exceptional

Our Rating

9.5
clearly written

9.3
Simple to use

9.3
Luminosity
4

MECHEER
Upgraded Watt Meter Power Meter Plug Home Energy Monitor Electricity Usage Monitor, Electrical Usage Monitor, Energy Voltage Amps Meter Tester with Backlight, Overload Protection, 8 Display Modes
Main highlights

Comprehensive Monitoring Capabilities
Tracks power, voltage, frequency, current, and cost with 8 display modes.

Ideal for Home Energy Management
Perfect for tracking appliance energy use and controlling consumption.

Praised for User-Friendly Display
Backlight display praised for clarity and ease of reading.
Key specs
- Power Source:AC power
- Dimensions:5.5 x 3.5 x 2.5 inches
- Voltage:N/A
- Wattage:1800W
- Style:N/A
9.3

Excellent

Our Rating
5

MECHEER

Upgraded Watt Meter Power Meter Plug Home Electricity Usage Monitor, Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Meter with Backlight, Overload Protection, 7 Modes Display-With Cord

14% Off
9.2

Excellent

Our Rating

9.5
clearly written

9.3
Simple to use

9.1
Precision
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6

MECHEER
2 Pack Upgraded Watt Meter, Power Meter Plug Electricity Usage Monitor, Home Energy Monitor Consumption, Meter Sockets with Backlight, Overload Protection, 8 Modes Display
Main highlights

Comprehensive Monitoring
Monitors power, energy, volts, amps, and more with 8 display modes.

Ideal for Home Efficiency
Perfect for tracking home appliance energy use to save on bills.

Praised for Overload Protection
Customers appreciate the reliable overload protection and alarm features.
Key specs
- Power Source:AC power
- Dimensions:5.2 x 2.7 x 2.4 inches
- Voltage:Monitors volts
- Wattage:3680W max
- Style:Standard US socket
9.1

Excellent

Our Rating
7

HBN
HBN Watt Meter Plug with Backlight, Plug-in Socket Power Meter Electricity Usage Monitor Consumption Home Electrical Energy Monitor, Voltage Amps Wattage Electricity Usage Tester, 9 Display Modes

22% Off
Main highlights

Key Features
Backlit LCD, 160° angle, stores data, 9 data types displayed. Saves money/energy by monitoring and controlling appliance usage.

Ideal Use Cases
Perfect for households looking to reduce electricity bills. Ideal for monitoring appliances, identifying power-hungry devices, and optimizing energy use.

Customer Reviews
Most praised for its easy-to-read interface and the ability to track and reduce energy costs effectively.
Key specs
- Power Source:Plug-in
- Dimensions:2.68 x 1.47 x 4.72 inches
- Voltage:125VAC
- Wattage:1875W
- Style:N/A
8.8

Very Good

Our Rating

9.7
Efficient Energy Use

9.1
Simple to use

8.4
Precision
8

MECHEER

Upgraded Watt Meter Plug in Power Meter Home Energy Monitor Power Consumption Meter, Energy Voltage Amps Kill Tester with White Backlight, Overload Protection, 7 Modes Display

13% Off
8.7

Very Good

Our Rating
9

SURAIELEC

Suraielec Watt Meter, Plug-in Socket Power Meter, 90V-250V Wide Range, Backlit Large Display, Auto Cost Calculator, Overload Protection, Kilowatt Wattage Voltage AMP Tester, Electricity Usage Monitor
8.6

Very Good

Our Rating
10

ANKG
ANKG 150A Watt Meter Power Analyzer, High Precision RC with Digital LCD Screen&2 Sets of 45amp Power Pole Connectors for Voltage (V) Current (A) Power (W) Charge(Ah) and Energy (Wh) Measurement
Main highlights

Digital LCD Screen Clarity
The watt meter features an easy-to-read LCD that provides clear digital readings for accurate monitoring of electrical parameters.

Ideal for RC Enthusiasts
Perfect for remote control setups, ensuring safe operation by monitoring voltage, current, and power to prevent component damage.

Real-time Data Accuracy
Customers praise the high precision of real-time readings, enhancing confidence in monitoring amperes, volts, and watts.
8.3

Good

Our Rating

10 Best power meters of 2025

1

Mini Optical Power Meter,Portable Fiber Optical Power Meter with Universal FC/SC/ST Interface and LED/VFL/RJ45 Sequence Function, 850/980/1270/1300/1310/1490/1550/1577/1625/1650 nm

How do we rank?

How do we rank?

Analyzing top stores

2

P3 P4400 Kill A Watt Electricity Usage Monitor

3

Upgraded Watt Power Meter Plug Home Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Tester with Backlight, Overload Protection, 7 Modes Display

9.5

9.3

9.3

4

Upgraded Watt Meter Power Meter Plug Home Energy Monitor Electricity Usage Monitor, Electrical Usage Monitor, Energy Voltage Amps Meter Tester with Backlight, Overload Protection, 8 Display Modes

5

Upgraded Watt Meter Power Meter Plug Home Electricity Usage Monitor, Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Meter with Backlight, Overload Protection, 7 Modes Display-With Cord

9.5

9.3

9.1

6

2 Pack Upgraded Watt Meter, Power Meter Plug Electricity Usage Monitor, Home Energy Monitor Consumption, Meter Sockets with Backlight, Overload Protection, 8 Modes Display

7

HBN Watt Meter Plug with Backlight, Plug-in Socket Power Meter Electricity Usage Monitor Consumption Home Electrical Energy Monitor, Voltage Amps Wattage Electricity Usage Tester, 9 Display Modes

9.7

9.1

8.4

8

Upgraded Watt Meter Plug in Power Meter Home Energy Monitor Power Consumption Meter, Energy Voltage Amps Kill Tester with White Backlight, Overload Protection, 7 Modes Display

9

Suraielec Watt Meter, Plug-in Socket Power Meter, 90V-250V Wide Range, Backlit Large Display, Auto Cost Calculator, Overload Protection, Kilowatt Wattage Voltage AMP Tester, Electricity Usage Monitor

10

ANKG 150A Watt Meter Power Analyzer, High Precision RC with Digital LCD Screen&2 Sets of 45amp Power Pole Connectors for Voltage (V) Current (A) Power (W) Charge(Ah) and Energy (Wh) Measurement

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