5 Best Digital Multimeters [2023 Updated]

In the world of electronics, a digital multimeter is an essential tool for a wide range of applications. Whether you’re an electrician, a DIY enthusiast, or someone interested in home improvement, a high-quality digital multimeter can help you troubleshoot and measure electrical values such as voltage, current, and resistance. But finding the best one isn’t easy, given all the options. To aid you in your search, we have selected the best digital multimeters available today:

• TESMEN TM-510 Digital Multimeter: A compact, user-friendly device with a non-contact voltage test function.
• KAIWEETS KM601 Smart Digital Multimeter: A versatile multimeter with Smart Mode for automatic testing and a large LCD color display.
• FLUKE-101 Digital Multimeter: A compact, reliable multimeter for basic electrical tests, boasting a basic DC accuracy of 0.5%.
• Klein Tools Digital Multimeter Electrical Test Kit: A comprehensive testing kit that includes a non-contact voltage tester with dual range detection.
• Aicevoos AS-118D Smart Digital Multimeter: A portable multimeter with Smart Mode and a large 4-inch LCD color screen.

After a deep dive into each product’s specifics, we’ll help you understand the unique strengths and features of these multimeters, guiding you to select the one that best suits your needs.

TESMEN TM-510 Digital Multimeter

Key features:

• Smart Auto Mode for easy measurement switching
• Non-contact voltage test with visual, audible alarm
• User-friendly features like data hold, automatic shutdown
• Complies with CAT II 600V, CE, RoHS standards

The TESMEN TM-510 Digital Multimeter is a versatile tool designed to make electrical tasks easier and safer. It boasts an appealing compact form factor that measures 6.61 x 3.86 x 2.24 inches and weighs just 9.52 ounces. It offers smart auto mode that quickly switches between tasks without the need for manual selection, facilitating speedy and accurate measurements. Not only that, but it also integrates a non-contact voltage test function.

We like that there’s both a visual and an audible alarm, ensuring clear indication of the voltage. It’s a welcome addition that allows for safer and easier troubleshooting. In terms of user-friendly features, the multimeter shines with its data hold, saving previous entries for quick recovery. Two AAA batteries come with the TM-510, which are needed to power it. You should have problem getting 6 weeks to 6 months of battery life, depending on how often you use it. To help conserve battery, there’s a built-in automatic shutdown function, and a low battery indicator keeps you informed on remaining power.

We really appreciate that there’s a backlight display, as not all multimeters have this. You also get a flashlight built in to it. Additionally, the green silicone outer cover is not just stylish but also serves as extra protection for the device. It’s much like those used on smartphones. You also get a little storage bag for the multimeter. Overall, TESMEN’s TM-510 is a reliable and smart solution for various electrical measurement tasks.

Comparatively, the TESMEN TM-510 Digital Multimeter is the lightest on this list, making it the most portable. While it includes user-friendly features, it falls behind the KAIWEETS KM601, FLUKE-101, Klein Tools, and Aicevoos AS-118D multimeters in terms of measurement capabilities, as it cannot measure current. It also lacks a manual range selection option, making it less versatile compared to the rest.

What we liked:

• Compact design makes it highly portable
• Backlight display and flashlight for low-light settings
• Sturdy storage bag and high-quality batteries included
• Good for beginners and professionals alike

What we didn’t like:

• Can’t measure current
• No direct way to manually select measurement ranges

KAIWEETS KM601 Smart Digital Multimeter

Key features:

• Smart Mode for automatic testing
• Large LCD color display with flashlight
• Comprehensive measurement capabilities
• Overvoltage safety compliance and protection features

The KAIWEETS KM601 Smart Digital Multimeter sets a new standard for multimeters with its user-friendly Smart Mode, an intelligent feature that automatically tests voltage, resistance, and continuity without the need for manual adjustments. When paired with the vibrant, large LCD color display, you you’re ensured a hassle-free experience. Real-time temperature readings, low battery alerts, and damaged fuse warnings are all clearly indicated on the screen.

It accurately measures AC/DC voltage and current, frequency, resistance, capacitance, temperature, and duty cycle. But what primarily sets the KM601 apart is its safety features. With compliance to IEC61010-1 CAT III 1000 V, CAT IV 600 V overvoltage safety standards, it’s a reliable tool that ensures user safety. Moreover, its dual ceramic fuses with anti-burn and overload protection functions add another layer of security. Plus, its silicone cover provides additional protection against wear and electric shock.

Weighing 17 ounces and with dimensions of 6.5 x 4.37 x 2.13 inches, it’s conveniently portable without compromising on its comprehensive features. The KM601 also includes 6 AAA batteries (only 3 of which are needed), extending its usage life right out of the box. You can expect to get 3 weeks to 4 months of use on a single set of batteries. And as a bonus, it can easily switch between Smart and Manual modes, detect non-contact AC voltage, and identify live wires, making it an intelligent and indispensable tool for all your electrical testing needs.

The KM601, like the TESMEN TM-510, boasts a Smart Mode for automatic testing. It offers superior measurement capabilities, even surpassing the FLUKE-101, and Klein Tools multimeters. However, its complexity may be overwhelming for beginners. It falls short on battery life compared to the Aicevoos AS-118D, but this is balanced out with its included extra batteries.

What we liked:

• User-friendly with automatic and manual modes
• Portable size with sturdy silicone cover
• Provides real-time temperature display
• Long usage life with included batteries

What we didn’t like:

• May be complex for beginners
• No rechargeable battery option

FLUKE-101 Digital Multimeter

Key features:

• Basic DC accuracy of 0.5%
• CAT III 600 V safety rating
• Diode and continuity test with buzzer
• Compact and lightweight for one-handed use

The Fluke-101 Digital Multimeter provides you with a reliable means of performing basic electrical tests, making it a staple for residential electricians, commercial electricians, and HVAC technicians alike. Its diminutive dimensions of 1.06 x 2.56 x 5.12 inches and a mere weight of 5.64 ounces enable comfortable one-handed use while not compromising on durability. It’s one of the smallest multimeters we’ve ever used, but its tiny size doesn’t impact performance in any way. It has an impressive basic DC accuracy of 0.5%, reassuring users of the accuracy of measurements.

This multimeter further impresses with its ability to perform diode and continuity tests, complete with a buzzer for clear indication. The device’s design leans toward practicality, boasting features such as automatic shutdown to conserve battery life, and easily replaceable batteries for added convenience. Two AAs are needed to power it, and thankfully, they’re included so that you can use the 101 right out of the box. Based on usage, you should get between 2 and 5 months of use.

It can measure up to 600 volts for AC/DC voltage, resistance up to 40 milliohms, frequency up to 100.0 kHz, and capacitance up to 100.0 microfarads. There’s even duty cycle testing present here. One notable limitation is the absence of a backlit screen. While it shares the ease of one-handed use with the TESMEN TM-510, it somewhat falls behind the rest of the multimeters due to the lack of a backlit screen.

What we liked:

• Durable and rugged design
• Wide range of electrical test capabilities
• Automatic shutdown for battery conservation
• Easy battery replacement

What we didn’t like:

• Screen is not backlit
• No advanced functionality beyond basics

Klein Tools Digital Multimeter Electrical Test Kit

Key features:

• Measures 600V AC/DC voltage, 10A DC current, 2MΩ resistance
• Includes non-contact voltage tester with dual range detection
• Compact design with built-in flashlight
• RT210 detects common wiring issues in receptacles

The Klein Tools Digital Multimeter Electrical Test Kit is a handy multi-purpose electrical test kit that delivers an impressive array of testing capabilities. The multimeter weighs just 8.2 ounces and measures 1.78 x 3.07 x 6 inches. This toolkit boasts a digital multimeter capable of measuring up to 600 volts AC/DC voltage, 10 amps DC current, and 2 milliohms resistance. This isn’t just useful for diagnosing electrical issues; it also performs tests on diodes, batteries, and continuity, extending its functionality into electronic and battery-driven devices.

Alongside this, the MM320KIT houses the NCVT-3P non-contact voltage tester. It’s capable of identifying voltage within two broad ranges: 12 to 1000 volts AC and 70 to 1000 volts AC. Its versatility allows for applications in both low-voltage and standard voltage environments. Furthermore, it comes with a built-in flashlight to ensure easy and safe operations in low-light conditions. This kit also includes an ET45 voltage tester that can assess AC voltages from 28 volts to 240 volts and DC voltages from 32 volts to 330 volts.

A unique feature is its built-in test lead holder that aids in testing US-style tamper-resistant outlets and aids in secure storage of test leads. Rounding out the kit, the included RT210 GFCI receptacle tester identifies common wiring issues in both standard and GFCI receptacles, providing a comprehensive solution for various electrical testing requirements. Two AAAA batteries are included to power it, and they should last you around 4 months.

This definitely stands out with its comprehensive testing capabilities. It’s the only multimeter that includes a non-contact voltage tester with dual range detection. Despite these features, it may not be suitable for high-voltage industrial applications, putting it behind the KAIWEETS KM601 and Aicevoos AS-118D.

What we liked:

• Comprehensive kit for diverse testing needs
• Handy built-in test lead holder
• Useful for both low-voltage and standard voltage applications
• Lightweight and compact design for portability

What we didn’t like:

• Not ideal for beginners; steep learning curve
• Not suitable for high-voltage industrial applications

Aicevoos AS-118D Smart Digital Multimeter

Key features:

• Smart Mode for automatic testing
• Safety-first design with robust protection
• Large 4-inch LCD color screen
• True RMS measurement for nonlinear loads

Slim and portable, the Aicevoos AS-118D Smart Digital Multimeter combines the functionality of multiple testing tools into one. Its compact dimensions of 7.52 x 4.13 x 1.89 inches and lightweight frame of 12.63 ounces make it a practical device for various settings. This multimeter steps up in its Smart Mode feature, which comes as the default. It has the capability to automatically test resistance, voltage, and capacitance without the need for extra adjustments. It also intuitively recognizes what you’re measuring and auto-selects the most suitable range for optimal resolution.

It carries a 10-amp fuse and even features overload protection. Additionally, an included silicone case prevents electrical leaks. There is a 4-inch LCD color screen and a flashlight for optimal visibility. The True RMS measurement is noteworthy for its accuracy with nonlinear loads. What’s more, an automatic shutdown feature comes into play after 10 minutes of inactivity, helping conserve battery power. Three AAAs power the unit, and you can expect 3 to 6 months of use from them.

Another handy and helpful addition is the inclusion of magnetic grip. With it, you can easily mount the multimeter in various positions. It’s a small but effective feature that’s certain to prove useful. The AS-118D’s wide application range, from diagnosing car issues to solving home electrical problems, makes it a reliable tool. With its ability to measure AC/DC current and voltage, continuity, resistance, capacitance, diode, frequency, live wire, temperature, and NCV, this unit is more than just your typical multimeter.

The AS-118D is notable for its large 4-inch LCD color screen and robust protective design. With Smart Mode for automatic testing, it’s comparable to the KAIWEETS KM601. It surpasses the Klein Tools multimeter in terms of usability for beginners and high-voltage applications. Moreover, its versatile mounting option using magnets sets it apart from the other entries on this list.

What we liked:

• Magnets allow for versatile mounting
• Auto shutdown conserves battery life
• Flashlight aids visibility in low-light conditions
• Wide application range from cars to home

What we didn’t like:

• Default Smart Mode may confuse beginners
• Silicone case may attract dust and dirt

Digital Multimeter FAQs

What is a digital multimeter, and what is it used for?

It’s a device that combines multiple measurement functions in one unit. These functions commonly include the ability to measure voltage, current, and resistance.

How do I use a digital multimeter?

First, determine what you’re testing for – voltage, current, or resistance. Select the appropriate function on your multimeter, plug the probes into the correct ports, and connect the probe tips to the circuit or device you’re testing.

Can a digital multimeter be used to test batteries?

Yes. To do this, you need to set your multimeter to measure DC voltage and connect the positive probe to the positive terminal of the battery and the negative probe to the negative terminal.

Final Verdict

We evaluated each multimeter based on its unique features, measurement capabilities, and overall value for money.

The TESMEN TM-510 stood out for its compact design and user-friendly features, making it suitable for both beginners and professionals.

The KAIWEETS KM601 distinguished itself with its Smart Mode, safety features, and comprehensive measurement capabilities, while the FLUKE-101 earned its place for its reliability in performing basic electrical tests and impressive accuracy.

The Klein Tools Test Kit boasted a comprehensive range of testing capabilities in a compact package, and the Aicevoos AS-118D stood out for its Smart Mode, large LCD color screen, and unique ability to handle a wide range of applications.

Regardless of your specific needs and budget, our list offers a multimeter that will provide the features and reliability you need for your electrical tasks.