🥇Best Car Battery Tester Reviews In 2021

Car Battery Tester

Are you looking for best car battery tester ever? A car battery is a very important part of a car. It is responsible for powering the engine. A faulty engine can cause difficulties when starting a car. To avoid this, car battery checkers are used to determine the condition of the battery. They measure its voltage, current, resistance and help to find faults.

Comparison Of Bestselling Auto Car Battery Testers

car battery tester
  • SOLAR BA7 100-1200 CCA Battery Tester
  • Dimensions : 10.2 x 7.1 x 2.1 Inches
  • Testing Capacity : 100-1200 CCA
  • Item Weight : 2 Pounds
battery tester car
  • SOLAR BA9 40-1200 CCA
  • Dimensions : 10.3 x 7.1 x 2 Inches
  • Testing Capacity : 40-1200 CCA
  • Item Weight : 9.6 Ounces
automotive battery tester
  • FOXWELL BT705 Car Digital Tester
  • Dimensions : 13 x 3.2 x 9.1 Inches
  • Testing Capacity : 100-2000 CCA
  • Item weight : 3 Pounds
best battery tester
  • OTC 3181 130 Amp
  • Dimensions : 11.2 x 7.8 x 4.5 Inches
  • Testing Capacity : 130 Amp
  • Item Weight : 3.1 Pounds
auto battery tester
  • Schumacher BT-100 100 Amp
  • Dimensions : 15.1 x 7.5 x 3.6 Inches
  • Testing Capacity : 1000 CCA
  • Item Weight : 2.7 Pounds

5 Top Rated Car Battery Load Tester Reviews

SOLAR BA7 Electronic Battery Tester Review

If you need a car battery tester that is easy to use for everyone, this is what you are looking for. It helps you to check a load testing of car batteries, including lead-acid ones.


  • First of all, solar ba7 100-1200 cca electronic battery and system tester can be used for many different purposes, because you can test a lot of batteries types with it. You basically need to pick on the device the type of battery you want to test car battery and the car battery checker will do the rest.

  • The screen is digital and has Enlighted numbers, which makes it perfect to use on the go, in the garage, generally in whatever kind of low light settings/dark place you can imagine to find yourself needing to test a battery.

  • It is pocket sized, which means that it is portable and you can take it with you wherever and whenever you need to use it or just store it somewhere without taking too much space.

  • It is not that complicated to use. I am pretty confident when I say that it does not really matter if you are a technical person or not, this tester does the work pretty much on its own.


  • This Solar battery tester is very cheap; The solar ba7 100-1200 cca electronic battery and system tester has a very nice price-quality ratio. For less than 100 dollars you get something that it is really good overall.
  • It has also a warranty, which is really good, even if it is limited to only one year. But it is a quality sign, nevertheless, that there is one in the first place.
  • In fact, Solar battery tester is a very big company that has been working in the automotive field for many years. the car battery tester was really nice, just a plain good piece of equipment.


  • Relatively Costly.
  • Somehow complex.


Using solar ba7 100-1200 cca electronic battery and system testercustomers arereally satisfied with the product and it is definitely recommend it to everyone who asks about solar ba7 100-1200 cca electronic battery and system tester. It is cheap, yes, but the quality is there and you can see it in the way it works while on the field. I might as well buy more than one. Check how much you can save, buying the SOLAR BA7 CCA on Amazon

SOLAR BA9 40-1200 CCA System Tester Review

If you are not only looking for the battery but a full system test then solar ba9 40-1200 cca digital battery tester is the one you are looking for. It can help you to achieve more than you desire from this Product. This little thing very handy and it is worth buying.


  • First of all, it has more than one purpose. It is not only a battery tester, but also a system tester, that is why it is slightly more expensive than a regular battery tester.

  • It has a very good testing capacity.

  • This handheld battery tester is compatible with more than one single type of batteries, which I believe was really handy for me because after buying it I found I had different kinds to test and the tool worked amazingly on everything. But as I said it is not only a battery tester and is able to check a whole wide variety of systems.

  • It is super easy to use, even if you are not a technical person or an expert or just someone who is used to put his hands on this kind of stuff. It is basically a very intuitive tool, one that every car owner should consider to buy. In fact, it is very automotive focused equipment, because I believe it is not fit for batteries that have a CA lower than 125.


  • Because it is usable by literally everyone, it also a LCD screen that provides a nice viewing in all kinds of lighting environments, from the sunniest ones to the darkest.
  • It is easy to use with one hand only because it is not bigger than your own palm.
  • The main thing of the product, is that how many safety features it had. You should never joke with electricity, not even when you are just testing a little battery. There is over-voltage protection and reverse-polarity.


  • Need Car Battery For Charged Up.


Basically, because it is very useful for car owners especially, so make sure to check which kind of battery or which kind of system you want to test. It has limits, of course, as every possible tool out there. Overall, though, solar ba9 40-1200 cca digital battery and system tester is a very good purchase. Check how much you can save, buying the SOLAR BA9 CCA on Amazon

FOXWELL BT705 12V-14V CCA Car Battery Load Tester Review

Auto Battery Load Tester and Charging System Analyzer GM Flat Plate, GM Spiral, Gel Battery System With 7.8ft Tester Cable is a very good purchase. It is a little bit expensive, but it has so many different features and it provides such a well-done analysis. If there is something wrong with your battery, this tool will tell you the truth and probably help you understand if it is fixable.


  • First of all, it is so much more than a regular auto battery load tester. As a matter of fact, it tests batteries that go from 100 to 2000 CA and it also tests all kind of batteries (via MCA, JIS, GB and so on…).

  • The great thing, though, is that it test also how healthy actually is your battery. This means that it can tell you its current status and the aging condition of it. And FOXWELL BT705 12V&24V Auto Battery Load Tester and Charging System Analyzer, 100-2000 Cold Cranking Amps for Regular Flooded, GM Flat Plate, GM Spiral, Gel Battery System With 7.8ft Tester Cable works with several different types of batteries, spiral ones, regular flooded and even deep cycle ones if they have a starting rating.

  • It can also do a cranking test and it can show you the cranking voltage and the cranking time in milliseconds.

  • And if you want, you can have the results of a charging system test as well. The tool can check 12V batteries or 24V ones to make sure that the output voltage of their generators is in a regular condition, that the rectifier diode is still working fine and that the charging current is a normal status.


  • It is a little bit big, but it is still too easy to use with one hand only thanked to the long shape it has. It is a very safe tool to use, because it has rubber covered sides.
  • The screen is a regular one; it does not have LED for example, so it might be difficult to use it in low light or very dark settings. But overall it does show in a good and clear way the results.
  • The coolest thing is that allows you to print via Bluetooth all your data results. How cool is that?


  • Sometimes Show Incorrect Reading.


Overall car battery load tester and charging system analyzer, gm flat plate, gm spiral, gel battery system is a very good battery tester and that even if it is quite expensive, it still has a good price-quality ratio. It does a good work and so all the money you may have spent are repaid by incredible results and good, safe technology. Check how much you can save, buying the FOXWELL BT705 12 v Deep Cycle Battery on Amazon

OTC 3181 130 Amp Heavy-Duty Battery Load Tester Review

Otc 3181 130 amp heavy-duty battery load tester has low price and high features. It seemed like a good product to at first sight and you won’t be disappointed. If you are looking for some good product having high quality features and low price then Otc 3181 130 amp heavy-duty load tester for batteries is definitely for you.


  • Otc 3181 130 amp heavy-duty battery load tester is very quick it and easy to use. In barely 10 seconds per battery tested, it gave me a clear, efficient and accurate response about their status.

  • It is a little “bulky”, but it has a strong and steady handle that helps you to use it, so it is not really a problem. It is just the way it was designed. You just need to get used to it because in the end it is much more ergonomic than we might have thought.

  • It can get incredibly hot only after two testing, but Otc 3181 130 amp heavy-duty Digital battery load tester is totally to be expected and that every battery load tester ends up being too hot to touch after intense work. It is, after all, a resistive tester;

  • Otc 3181 130 amp heavy-duty battery load tester is accurate, it does a good job and you paid it less than 50 dollars even if it is basically something that does a professional work.


  • OTC battery tester does have a huge display, so it is super easy to look at the results, which in this way are definitely unequivocal.
  • Other features that are really useful and handy are the back brackets that you can use to store the tool on the wall or to make sure it stays in the same spot in a tool box. The tester is also provided with strong side tabs so that you can try on-tool clamp storage.
  • This best automotive battery tester analyze also has a warranty which is an explicit sign of quality for this product.


  • Not a Heavy Duty Product.


This cheap battery tester does a good job. Otc battery tester is well built; it is efficient and quick in doing the work. You will be happy with the product. Check how much you can save, buying the OTC 130 Amp on Amazon

Schumacher BT-100 100 amp Battery Load Tester Review

Schumacher bt-100 100 amp battery and alternator tester is cheap, but super-efficient in its diagnostics, a great tester, for a right price, that helps you with understanding if you need a new battery or if you have only some sort of charging system issue.


  • First of all, it is cheap, but not in a bad way. It just has a honest price for the service it provides and it is absolutely fair to say that it is the furthest thing to being just “junk”. It works and it has a high accuracy.

  • Schumacher battery tester is great for everyday basic use, it can test 6V batteries but also 12V batteries, and by doing that the tester will show you the battery status, the battery load and the starter motor draw status. It also offers a total diagnosis of the charging system of the battery you are testing.

  • This automotive battery tester analyze is made of durable materials, bulky steel to be precise, but it does also make sure the user is safe. In fact, it has rubber insulated handle to help you carry it around harmlessly.

  • Schumacher battery tester is very small and also super light, which means that it is easily maneuverable.

  • Perhaps the wires are a little bit too short, but it is okay, you just need to find a good way to use it. After all, it is not an industrial tool and with the price it has it would be impossible to demand certain features.


  • It tests both 6V batteries and 12V ones, up to 1000 CA. A good range.
  • Another important thing to know about this tool should also be that it needs to be used within the recommended amount of time, so it might be useful and safe to read the instructions before using it. It could get really hot if used too much or in the wrong way.
  • Basically, this tester showed the world that you do not need to buy a super expensive digital battery analyzer to get a decent diagnosis for your batteries.


  • May Overheat Sometimes.


Schumacher bt-100 100 amp battery load tester product literally paid for itself in a few months. It can be both safe and efficient at one time. It works the way it is advertised and if you need a cost effective andefficient product then Schumacher bt-100 100 amp battery and alternator tester is the one. Check how much you can save, buying the Schumacher 100 amp on Amazon

Features Of The Battery Load Tester

There are different types of car battery load testers available on the market today. They vary according to the types of batteries used.

Simple Testers

  • They comprise of the DC ammeters.

  • They are used to measure rates of charge and discharge in relation to a battery’s capacity which is also known as the charge rate.

Integrated Battery Testers

  • They are used to induce a current into a specific battery type and measure the voltage output.

  • This is compared to a fit battery to determine the condition.


  • This is a type of hand-held car battery tester that combines multiple measurements in one reading.

  • It is used to measure voltage, current, and resistance.

  • Most Multimeters today are digital devices that are pocket sized. Analogue testers are still widely produced by manufacturers and sold. The inside of analogue testers is usually fixed with adjustable carbon plated resistors.

  • They have printed scales that indicate measurements.

  • Today’s digital car battery testers combine various battery tests and have a lot of features. However, these features vary with the types of testers.

  • They include:

    • Saving past conducted tests.

    • Some allow transfer of data onto other electrical devices such as printers to allow printing of data. This is done through infrared.

    • Most come with an option of choosing the battery size that one is about to work on.

    • They are equipped with screens that are clear and easy to read.

    • Some display bar graphs for better understanding of information.

    • They have a wide test range that can start from as little as 7 volts.

How To Pick The Good Car Battery Analyzer?

There are important factors that one should consider when purchasing the right car battery analyzer. All these factors are applicable whether you want one for home use or professional purpose.

AdjustableDesignClearly-Printed ScaleChoosing Trusted Retailers


  • There are different battery sizes available in the market today.
  • Each type has a different amp rating from the other.
  • Amp ratings range from 400 to 1200 Amps.
  • When choosing a car battery analyzer it is important to choose one with a 12 volts rating.
  • It allows selection and change between 6 to 12 volts battery tester depending on the type of battery.


  • It is important to choose a digital battery analyzer that can handle misuse and the rugged nature of car works.
  • It should be strong enough to handle any mechanical damage and also be well insulated to avoid leakage of current.
  • Choose a right metallic battery load tester that is durable and well designed.

Clearly-Printed Scale

  • When using a tester, one may view readings at different angles.
  • A tester with a quality lens is highly recommended.
  • It allows accurate reading of data without any difficulties.
  • It prevents incorrect assessments of data which may lead to wrong diagnosis of your car battery.
  • This is crucial because wrong data assessment may lead to disregard of details.

Choosing Trusted Retailers

  • Before purchasing a best car battery tester, do some thorough research on available brands and retail shops.
  • This will help you know exactly what you want and whether it satisfies your needs.
  • It will also prevent purchase of imitations or fake products.

Benefits of The Good Car Battery Analyzer

Car battery testers have made processes involved with battery diagnosis easy. Both digital and analogue testers have several benefits which include:

  • They facilitate measurement of battery currents which helps to determine whether the battery is able to perform the required functions in a car.
  • They help to determine the point at which a battery is at in its life. This can be used to determine how long it will serve.
  • They are used to determine when a car battery should be replaced to avoid future problems.
  • They indicate presence and location of faults in a battery. This helps in knowing which parts to replace.
  • Regular checking of the car battery helps to maintain its good condition. One may notice rusting of terminals hence cleaning them regularly.
  • It helps to identify connection issues and presence of loose bolts or screws that need tightening.
  • Digital car battery testers that allow printing of data help to keep records.
  • Wide variety of information is provided by Multimetres hence no need of owning multiple devices.
  • Fast results provided by car battery testers help to save time especially at a car workshop where there are a lot of cars.
  • They are convenient as they can be used at any time of day or night.
  • They are portable and light. You do not need to worry about getting tired and moving them around.
  • They provide a good grip due to their great rugged designs. They fit well in your hand.

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How To Use A Battery Load Tester


If you’re looking for a convenient, easy to use and fast device to help you diagnose and keep track of the condition of your car battery, then consider getting yourself a best car battery tester. It will simplify your work and give great results about your battery. This means better performance and long-lasting services from your battery. You, therefore, don’t have to worry about future problems that may develop as a result of your car battery. based company.