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Many devices we use in and outside our homes run on batteries, including our vehicles. To get the best out of your battery, it is important that it is charged regularly. We need a device that we can use to test the performance of a battery. This is the reason we may see the need of owning a battery tester.

A battery tester will let you know when it is time to replace your battery to avoid being caught unawares when your device or car refuses to power up. Investing in the best battery tester will save you money because you will only make a battery replacement when it is time to do so. This review is aimed at helping you the consumer find out which is the best battery tester that suits your needs.

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Before Using This Product

  • It is important to know the full capacity of your battery when fully charged, i.e. what is the voltage range that you should be testing against?
  • ​How regularly are you supposed to test your battery? Car batteries should be tested at least twice in a year not just when they start showing signs of weakness.
  • ​You should know how to perform a battery loads test by following all the safety and battery handling instructions for that particular battery.

How to Choose the Best Battery Tester

Getting the best choice of battery test will give the most accurate results regarding the state of your battery. The listed features explained below should guide you before making the decision to purchase one.

  • Electrolyte Condition: Look for the specifics like the density or the gravity of the electrolytes. You can do this test using a hydrometer or any battery acid test tool that can be inserted into each individual cell to observe the level of the floating indicator.
  • Positive Reviews and Recommendations: The best battery testers in the market are those which are highly recommended by trusted dealers countrywide. Look also for the positive reviews on pages that do not endorse the product.
  • Adjustable load capacity testing: A good battery tester must be able to test all battery with different sizes and amp ratings. You cannot purchase one that fits all battery tester especially if you are a garage owner who offers services to many customers.
  • Good Design: You need an equipment that has all the safety features installed. Such features may include insulated handles, good clamps, and heavy-duty test leads. It should also have a protective covering to guard it against accidental drops that may damage the gadget.
  • Visible Scale: A good battery tester must have a printed scale that can show readings regardless of the time it is being used. Do not buy one with a reader that cannot be used in inadequate light. The accuracy of the scale should also be a feature to consider so that you get the correct measurements.
  • Language and Technical Support: Make sure the tester you are looking for has all the language support and technical documentation that is applicable in your region. How available is the technical team in case you need to replace some parts or need to claim a warranty?
  • Degradation Analysis: A battery tester should be able to give degradation analysis based on internal resistance and voltage.
  • Data Connectivity: Should have the capacity to share data in real time via other connectivity options such as USB or Bluetooth.
  • Go for one that can relay and save diagnostic data in the shortest time possible.
  • A good one should produce less or no noise when in use.
  • Some may have the capacity to create reports that can be viewed in graphs for thorough analysis. This is made possible if the measurement data can be loaded onto a smartphone.

What Are the Benefits of Using a Battery Tester

  • You will have the ability to effectively confirm a defective or discharged battery.
  • A Battery tester has the capability of testing different types of batteries in the market.
  • You can use a battery tester to check on the condition of the entire vehicle’s system performance and get results on the charging system output.
  • Regular battery testing saves you a lot of trouble that may arise after a breakdown resulting from battery failures.
  • You will save a lot of money because using a battery tester will guide you on the exact time you are supposed to replace your battery. This is a huge advantage for those who own a fleet that need require regular battery replacements.
  • Mechanics who own battery testers can add this valuable service as part of their premium service options and earn extra revenue.
  • Using a battery at its optimum is good for overall vehicle maintenance and performance.
  • This is a convenient tool that gives the full status of your battery in an instant.

Top 5 Best Battery Testers in 2018

Of all the many battery testers in the market, I have picked five for this list in no particular order in relation to their preference or capabilities. In our list, we have based our selection on functionality, type of battery than can be tested, usability, portability, and of course the price tag.

Schumacher BT-100 100 amp Battery Load Tester

Via Amazon.com

This is one of the easiest to use battery tester with an affordable price tag to its name. It has a readable meter that is shock resistant and housed in a steel case. It has an easy to access ON/OFF switch which makes it even easier to use. It can measure battery capacity that ranges from 6-12 volts. You can use this tester for functions like checking the battery condition, vehicle charging system diagnosis, and starter motor draw. The carry handle is rubber insulated for safety good grip. The clamps have a nice grip on the battery terminals.

Pros

  • Manufacturer warranty can be requested from the product website
  • Affordable
  • Easy to use
  • Rubber insulation for safety
  • The battery clamps have a firm grip on terminals.
  • The clamps and meter are color coded for easier battery assessment
  • Can be used to test the starter
  • Can test batteries used for solar power
  • Gives a comprehensive charging system diagnosis including that battery condition
  • Top mounted switch for easier operation

Cons

  • Can only test one battery at a time
  • Some users record low inaccurate readings
Sale
Schumacher BT-100 100 amp Battery Load Tester
816 Reviews
Schumacher BT-100 100 amp Battery Load Tester
  • 100 amp load test – for 12 volt batteries, 50 amp load...
  • Tests 6 and 12 volt batteries – up to 1000 CCA
  • Test load, battery condition, starter motor draw and...

Last update on 2018-01-20 PST - Details

Ancel BA101 Professional 12V 100-2000 CCA 220AH Automotive Load Battery Tester

Via Amazon.com

This battery tester has a small handy design with a large LCD display that can be adjusted to change the backlight and the contrast settings. Very appropriate tool for anyone who is not so much into the technical aspects of battery testing. It displays all aspects of a battery such as voltage, remaining charge, the expected remaining service time, and cranking power. The diagnostics results are displayed almost instantly and are said to be very accurate. The results can be relayed in many different languages as per the user preferences. It comes fitted with a three-feet-long cable with a thick and flexible insulator. The front panel has four scroll buttons menu with an enter and an exit button that can be used for back and forth navigation.

Pros

  • Simple and easy to use
  • Test results can are based acceptable industry standards
  • Batteries can be tested in or out of the vehicle
  • Faster results output (in milliseconds)
  • Can tell whether to replace or continue using the battery
  • Large easy to read LCD display
  • Battery Life Analysis
  • Multilingual
  • Can test the vehicle cranking system and report the voltage, time and status.
  • Performs vehicle charging system with the following results load and unloaded voltage, ripple status, and charging status.
  • Store the testing result, print function

Cons

  • Cannot perform a true load test
Sale
ANCEL BA101 Professional 12V 100-2000 CCA 220AH Automotive Load Battery Tester Digital Analyzer Bad Cell Test Tool for Car / Boat / Motorcycle and More (Red)
91 Reviews
ANCEL BA101 Professional 12V 100-2000 CCA 220AH Automotive Load Battery Tester Digital Analyzer Bad Cell Test Tool for Car / Boat / Motorcycle and More (Red)
  • Small compact design, scan faster and indicates test results...
  • Much wider test range (100-2000 CCA) and more accurate...
  • Provides check the Alternator's charging and Starter's...
  • The BA101 battery tester is well built with a large LCD...
  • It's equipped with a 3.0 feet long cable and made of a very...

Last update on 2018-01-20 PST - Details

Solar BA9 40-1200 CCA Digital Battery and System Tester

Via Amazon.com

​This is a 12-volt digital tester that is said to be both a battery tester and a system analyser. It gives more details in numbers and PASS/FAIL assessment results. one of the testers in this group can be used to test almost any battery. Designed for testing deep cycle batteries with a range of 7-15 volts. It is highly portable for it can fit an average pocket. Consists of a brightly colored 4 digit LED display panel and easy to access buttons for easier menu access and selection. It has a one-year limited warranty.

Pros

  • It has a durable outer covering
  • Great value for money
  • Highly portable
  • Gives the most accurate test results
  • Can test a wide range of batteries

Cons

  • Clamps are small in size
  • You need to learn using the user interface
  • Has no packaging case
  • Difficulty in reading under direct lighting
  • Does not test batteries with a CA lower than 125
SOLAR BA9 40-1200 CCA Digital Battery and System Tester
552 Reviews
SOLAR BA9 40-1200 CCA Digital Battery and System Tester
  • 12 Volt battery and system testing
  • 40-1200 CCA testing capacity
  • 7-15V operating range
  • Compatible with many battery types, including Flooded, AGM,...
  • LCD display for optimal viewing in all lighting environments

Last update on 2018-01-20 PST - Details

Foxwell BT705 12V&24V Car Battery Load Tester and Charging System Analyser

Via Amazon.com

​Said to be one of the best car battery tester. It does both battery tests and analyses the entire charging system. Has a testing range of 12 -24 volts. The charging system helps one analyse the alternator and troubleshoot faulty charging systems. A crank test will give detailed information on the status of the starter. You can choose which language you want the information to be displayed in. It has a good shock resistant body design that is ideal in a workshop environment. You can comfortably hold it with one hand, making it possible for you to move from one test to the next with ease. Ideal for different battery types including the regular flooded, AGM spiral and flat plate, deep cycle, and gel batteries. It is fitted with a seven-foot cable with metallic clips used to attach on the leads of the battery. You can view or print the results of your test via a Bluetooth printer.

Pros

  • Can be used to test different class of vehicles
  • Bluetooth printer connectivity
  • Multilingual system
  • Large Backlight LCD display and menus functions
  • Can perform ripple voltage test
  • No need to remove car battery while testing
  • Automatic temperature control
  • No sparks during use
  • You can do a starter analysis with ignition on
  • Test battery with 24 volts
  • Quick results in under 3 seconds
  • Can detect bad cells
  • Can be used against a range of multiple rating systems

Cons

  • Cannot hold last test results
  • You must get used to the navigation controls and menus
  • Printouts have small fonts
Sale
FOXWELL BT705 12V 24V Battery Analyzer 100-2000 CCA Automotive Car Battery Load Tester, Cranking and Charging System Test Scan Tool Digital Battery Tester for Cars and Heavy Duty Trucks
533 Reviews
FOXWELL BT705 12V 24V Battery Analyzer 100-2000 CCA Automotive Car Battery Load Tester, Cranking and Charging System Test Scan Tool Digital Battery Tester for Cars and Heavy Duty Trucks
  • Car Battery Tester: Expanded measurement range from 100-2000...
  • Can determine bad cells on cars, boats and most 12V-24...
  • Supports car cranking test and alternator charging system...
  • Car Cranking Test Tool: Displays the decision on the starter...
  • Car Charging System Test: Checks 12V or 24V charging system...

Last update on 2018-01-20 PST - Details

Power Probe IV - PP401AS

Via Amazon.com

​This is the ultimate circuit testing device. As a battery tester, it has the AC/DC voltmeter, Pulse switch, and frequency modules. It is also a fuel injector tester and a signal tracer. As a fuel injector, the Power probe IV displays all the vital fuel injector test information that you would need to use a lab scope to get. It also has an easy to see LCD display that can be read under direct sunlight. The Power probe can also supply battery power and ground. Once connected to the battery all the possible tests will be displayed which make it one of the easier and convenient tools to use.

Pros

  • Activates all electrical components
  • Locates open and short circuits
  • Indicates bad and good grounds
  • Automatic circuit breaker reset
  • Can test the positive and negative terminals for power feeds
  • The tip is replaceable
  • Ergonomic design
  • Bright white LED for better visibility

Cons

  • Does not have surge protection
Power Probe IV
177 Reviews
Power Probe IV
  • Supplies Power and Ground for Functional Component Testing
  • Digital Volt and Ohmeter for circuit testing
  • Large Color LCD Screen with Easy to Navigate User Menu
  • AC-RMS, AC Peak to Peak, Frequency and Pulse Width for...
  • Fuel Injector tester for easy circuit diagnosis

Last update on 2018-01-20 PST - Details

Conclusion

Buying the best battery tester depends on one major factor, are you buying it for your car or your auto shop where you will be testing different vehicles with varying battery capacity? If you are buying it for your own use then the Schumacher BT-100 100 amp Battery Load Tester and the Ancel BA101 Professional battery tester will be ideal for you. A garage owner needs something powerful and with test results that can be compared against the recommended reporting standards, therefore, Solar BA9 40-1200 CCA Digital Battery and System Tester and the Foxwell BT705 12V&24V Car Battery Load Tester are ideal.

The best battery tester is the one can be connected to other devices such as printers or PCs for further tests analysis. In our review, The Foxwell BT705 12V&24V Car Battery Load Tester is undoubtedly the best because it is an all in one car battery tester and charging system analyzer. It has the capability of testing automotive batteries measuring up to 24 volts. It has an unmatched ability to correct faulty charging systems.

Battery testers give more accurate results, depending on which model you opt for, some give more information than others. The high-end ones tend to use digital displays which make them user-friendly and a good source of live test data.

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Chief editor at Paul's Gigantic Garage. I came up with this blog to help you to sort out some basic problems your car may be facing and in turn, save lots of cash by some of my DIY tips that I hope will get your car out of its current situation. I also had in mind motor enthusiasts who for the love of cars who are constantly looking for information about cars on the latest trends, questions, fixes, driving, tricks, and accessories.

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