The Best Automotive Multimeter 2021

In order to diagnose faulty car wiring, batteries, alternators or other electronic components, an automotive multimeter is highly recommended. They provide instant readouts and help pinpoint any of your car’s electrical malfunctions.

Tweet Pin It
Best Multimeter
4Car is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Find out more.

The best automotive multimeter is the AstroAI TRMS 6000, which features an extra large digital display and a selection of tests for diagnosing electrical issues with your car. If you require a budget multimeter for working on cars, the ULTRICS UT0021YB is a great alternative that’s backed by a 12 month warranty.

Automotive Multimeter Comparison

Automotive MultimeterRangingThermocouple
AstroAI TRMS 6000AutoYes
Draper 41818ManualYes
Neoteck 2000AutoYes
Sealey MM20HVManualYes

Below is a list of the best multimeters that are ideal for diagnosing electrical issues with your car.

The Best Automotive Multimeter

1. AstroAI TRMS 6000 Digital Multimeter

AstroAI TRMS 6000 Digital Multimeter
By far one of the most popular and highly rated multimeters available in the UK is the AstroAI TRMS 6000. It’s a professional grade digital multimeter that’s perfect for working with cars and includes a wide range of tests for voltage, current, resistance, continuity and so much more.

Other features of the AstroAI TRMS 6000 include:

  • Large LCD display
  • Easy to use and read
  • Multiple advanced functions
  • Auto-ranging functionality
  • True RMS for both AC current and voltage
  • Hanging magnet and kickstand

Although more expensive than some of the alternatives, the AstroAI TRMS 6000 ticks all the boxes. It’s designed to safely and accurately measure readings and is ideal for testing batteries, faulty wiring, alternators and much more.
Check it Out

2. Draper 41818 Automotive Multimeter

Draper 41818 Automotive Multimeter
Draper are a brand that’s well-known for their high quality tools and their automotive multimeter is a great example of that reputation. It comes as a complete kit that include test leads, tempertaure probes and the multimeter itself.

Other features of the Draper 41818 include:

  • Manual ranging functionality
  • Easy to read LCD backlit display
  • Automatic power off
  • Continuity buzzer and data hold
  • Supplied with tests leads and temp probes

Overall, if you require a great mid-range multimeter that’s manufactured by a reputable brand, the Draper 41818 is perfect. The only minor drawback is that it doesn’t come with a case but this won’t be an issue for most people.
Check it Out

3. KAIWEETS HT118A Digital Multimeter

KAIWEETS HT118A Digital Multimeter
Another popular multimeter in the UK is the KAIWEETS HT118A, which is packed full of features such as auto ranging and so much more. It’s the brand’s flagship model and is worth paying the extra for because of its additional functions.

Other features of the KAIWEETS HT118A include:

  • Robust outer case
  • LED indication light
  • CAT 600V safety rating
  • Supplied with tests leads and thermocouple
  • Detailed instructions

Overall, the KAIWEETS HT118A is an excellent all-round multimeter that’s high quality and relatively affordable. Although the brand offer cheaper alternatives, this particular model is the one to go for with all its functionality.
Check it Out

4. ULTRICS Digital Automotive Multimeter

ULTRICS Digital Automotive Multimeter
One of the cheapest multimeters that’s actually worth buying is the ULTRICS UT0021YB. It’s the brand’s recently upgraded model that features a backlit LCD display and a thick robust casing when compared to its predecessor.

Other features of the ULTRICS UT0021YB include:

  • Practical fold out stand
  • Large backlit LCD display
  • Overload protection
  • Low battery voltage indication
  • Supplied with test leads

Although it’s a cheap multimeter, the ULTRICS UT0021YB is more than ideal for diagnosing electrical issues with your car. It’s also backed by an impressive 12 month warranty for complete peace of mind.
Check it Out

5. Neoteck Auto Ranging Digital Multimeter

Neoteck Auto Ranging Digital Multimeter
The Neoteck is another affordable multimeter that comes packed with everything you need to test your car’s electrical components. When compared to similar priced alternatives, it’s way ahead in terms of its build quality. Although the brand offer more expensive alternatives, this 2000 model is more than ideal for automotive use.

Other features of the Neoteck 2000 Multimeter include:

  • Rated at 2,000 counts
  • Large backlit display
  • Protective orange shell case
  • Flip out stand to keep the screen upright
  • CE rated for use with automotive or household applications
  • Supplied with test leads and banana plugs

Overall, the Neoteck Multimeter offers great value for the money and is perfect for testing various electronic faults with your car. The only main drawback is that it doesn’t come with a case or temperature probes but for the money, you cannot go wrong with this automotive multimeter.
Check it Out

6. Sealey MM20HV Digital Multimeter

Sealey MM20HV Digital Multimeter
Sealey is a brand that’s well-known by professionals and their MM20HV multimeter is a great budget option. It’s been designed to be a heavy duty option that’s easy to use with its clear LCD display.

Other features of the Sealey MM20HV include:

  • Rugged rubber casing
  • Integral stand
  • Full set of leads and probes
  • Clear LCD display
  • Date hold functionality
  • Detailed instructions

Overall, the Sealey MM20HV is an affordable, compact and reliable multimeter that’s ideal for basic diagnosing. If you require a simple multimeter that’s developed by a reputable brand, you cannot go wrong with this model.
Check it Out


Although a car diagnostic tool may help locate certain electrical malfunctions, an automotive multimeter is able to go much more in depth. Whether the issue is regarding your wiring harness, alternator, battery or other components, you can investigate much further using the supplied multimeter probes. All of our recommendations above are relatively affordable and are ideal for working with cars or other applications.

author dan 4car

Written By Dan

Dan has been a car enthusiast ever since he can remember and has an extensive range of cars that include classic cars that he has restored himself from a barn find condition to modern performance cars. Whether you need advice on how to install car parts or recommendations on what products to buy, Dan’s first-hand experience will certainly help.

If you want to find out more about Dan, our testing process or the website itself, visit our about page for further information.

Follow #4CarUK

Copyright © 2021. All rights reserved.