Top 10 best rated cheap  Spark Testers reviews to buy

Best Spark Testers to Buy in 2020 [Updated]

Last updated: Sep 14, 2020 By Jamie


top rated Models tested 30 Models Considered
hours of research 38 Hours of Research
experts interviewed 7 Experts Interviewed
best Reviews Analyzed 90 Reviews Analyzed

If you’re questioning, what is the Best Spark Testers for Daily Use? You’re at right place. Well finding the good one isn’t an easy task. So we’ve consulted top experts who has in and out knowledge about it. After testing a couple of products, our team listed down top 10 valuable items which performed a lot better than the rest hundreds of options.

Our team spent tons of hours in order to find out the best option available right now in the USA market. An increasingly popular option is a Ram-Pro Diagnostic Detector, which is unbeatable in case of reliability and performance. However, if you have a low budget or wanna save some bucks, you can check out OTC 6589. In both, you’ll get all those features which you expect in Spark Testers.

To ease your work and save your time, we created a comparison table of Top 10 Best Selling Spark Testers. All the products are sort based on expert’s reviews.

Top 10 Best Spark Testers Reviewed : Top Selling in USA 2020


1st Place

Ram-Pro Diagnostic Detector
Ram-Pro Diagnostic Detector

By Ram-Pro

9. 7

Check Price

Best Value

OTC 6589
OTC 6589


9. 5

Check Price
Oregon 42-087
Oregon 42-087

By Oregon

9. 1

Check Price
Tool Aid 23970
Tool Aid 23970

By Tool Aid

8. 8

Check Price
Thexton THE404
Thexton THE404

By Thexton

8. 6

Check Price
GearWrench 2756D
GearWrench 2756D

By GearWrench

8. 2

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ABN Automotive 4269
ABN Automotive 4269


8. 0

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Lisle 20700
Lisle 20700

By Lisle

7 .7

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OTC 3634
OTC 3634


7. 4

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Lisle 20610
Lisle 20610

By Lisle

7. 2

Check Price

Top 10 Best rated Spark Testers in USA 2020 : Read Detailed Reviews

For convenience, we have listed down the Top 10 Best Spark Testers of 2020 which we reviewed.

After investing a lot of time, here we list down top Best Spark Testers with their Key Features. All of them are crushing the USA market. Without any further delay, let’s check them out:-

#1 Ram-Pro Diagnostic Detector – Best & Top rated Spark Testers

About Ram-Pro In-Line Spark Plug Engine TesterQuickly and easily diagnoses ignition/engine issuesTO USE: with engine off, remove rubber boot from spark plug, & Simply connect the tester between the spark plug and the plug wire, if ignition spark is being sent to the cylinder, light in tester glows & mirrors the spark.

best Ram-Pro Diagnostic Detector reviews
Key Features
  • Make sure this fits by entering your model number.
  • The ram pro engine spark tester is a must have diagnostic tool for any engine with a spark plug can quickly and easily diagnose ignitionengine outboard motor issues or a fault in the fuel delivery system
  • How to use simply connect the tester between the spark plug and the plug wire if spark is being sent the tester will mirror the spark and light up find dirty spark plugs defective points bad cables or connections etc.
  • Dimensions 6 bootcable 5 shaftlight housing 2.2 oz. design nickel plated shaft double ended flexible tool offers a straight boot internal bulb lasts for years but is replaceable through transparent housing
  • Must have when engine wont start gives instant answer to does it have spark saves time frustration and money while also offering a safe secure way to identify spark
  • Use for essential troubleshooting for all internal external combustion engines cars trucks motorcycles lawnmowers chainsaws trimmers snow blowers generators etc. a must have for any individual professional mechanic garage and auto shop

#2 OTC 6589 Spark Testers 2020

Check for spark on gasoline engines used in import and domestic cars and trucks plus small engines.

cheap OTC 6589 2020
Key Features
  • Make sure this fits by entering your model number.
  • Electronic ignition spark tester
  • Check for spark on gasoline engines
  • Used in import and domestic cars trucks plus small engines
  • Lifetime limited warranty

#3 Oregon 42-087

Oregon Spark Tester / 42-087.

powerful Oregon 42-087
Key Features
  • Make sure this fits by entering your model number.
  • Oregon spark tester 42 087
  • Use with engine running or just cranking

#4 Tool Aid 23970 2020

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reliable Tool Aid 23970
Key Features
  • Make sure this fits by entering your model number.
  • Troubleshoot virtually all domestic and imported cars suvs and trucks
  • Flashing bulb indicates ignition or fuel delivery problems
  • Frequency and intensity of flash indicates whether there is an ignition system problem or fault in the fuel delivery system
  • Safety orange color for easy visibility

#5 Thexton THE404 Cheap and affordable

Provides information not available with OBD II code reading devices – pinpoints if there is a spark plug, plug wire, mechanical, fuel injection or electrical problem Shows a duplicate view of the ignition spark so technician can visually check condition of ignition system at each cylinder Use for testing newer vehicles with recessed spark plugs and conventional and coil-on plug ignition systems.

top selling Thexton THE404
Key Features
  • Make sure this fits by entering your model number.
  • Alligator clip securely fastens to ground
  • Screw assembly adjusts spark gap quickly and easily
  • Includes safety shield

#6 GearWrench 2756D

Works on ignition systems from high energy electronic automotive systems to small engines Tests for no start conditions and for spark strength Adjustable gap allows for spark gap requirements from 0 to 40,000 Volts Gauge background makes spark easy to see for accurate measurement.

top best GearWrench 2756D
Key Features
  • Make sure this fits by entering your model number.
  • Auto truck maintenance
  • Country of manufacture united states
  • Manufacturer gearwrench

#7 ABN Automotive 4269

Product Description Heir Ignition Tester From the Manufacturer Accurately check for spark in ignition systems without removing spark plug from engine Testers verify that energy is sufficient for spark plug to fire Attach spark plug wire to tester end Clamp tester to engine as ground Crank engine and check for spark.

buy ABN Automotive 4269
Key Features
  • Make sure this fits by entering your model number.
  • Practical the abn automotive spark plug wire coil tester universal inline diagnosis light bulb tool car motorcycle small engine is a quick diagnostic tool to know if the plug is firing
  • Versatile tests spark plugs spark plug wires and coils on cars motorcycles lawn mowers and other small engines
  • Safe wont puncture or damage the wire check the spark without having to pull a wire
  • Easy to use run the engine and a flashing light bulb indicates a live and functioning wire or plug clearly see if your spark plug wires are delivering a spark to your plugs
  • Easy storage compact design about the size of a pen with a pocket clip allows for simple transportation and easy storage

#8 Lisle 20700

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mini Lisle 20700
Key Features
  • Make sure this fits by entering your model number.
  • It is the quickest way to test for no start conditions
  • An inductive test cannot be performed because there are no plug wires
  • High visibility white lettering makes it easy to read the gap measurement from 0 to 40k
  • The round knob provides easy gap adjustment and the 12 ground wire comes with a shielded clip
  • The standard plug wire tip and can be unscrewed so the tester can be used on small engines and some motorcycles

#9 OTC 3634

Provides an Easy Way to Check Ignition Systems with Coil-On Plugs Applications Include Ford, Chrysler, Mitsubishi, Nissan and More.

best OTC 3634 reviews
Key Features
  • Make sure this fits by entering your model number.
  • Designed for testing electrical circuits and locating shorts grounds and open circuits
  • Features include 5 foot heavy duty cord and checks both 6 and 12 volt systems
  • Ergonomic slim designed clear handle with a bright red slim style replaceable bulb
  • Positive contact molded strain relief

#10 Lisle 20610

OTC Heavy-Duty Straight Cord Circuit Tester is designed for testing electrical circuits and locating shorts, grounds, and open circuits The features include a 12 foot heavy-duty coiled cord It checks 6 and 12 volt systems It has an ergonomic, slim-designed, clear handle It has a bright red, slim style replaceable bulb.

best selling Lisle 20610
Key Features

    Buying Guide: How to Buy the Best Spark Testers

    It’s not easy to buy something with which you’re not familier. That’s why we tested a lot of Spark Testers and choose the most durable and versatile ones for you.

    In today’s world, the bitter truth is most of the popular brands offers variety of models to match with the user requirements. It may be difficult for an individual to choose the best Spark Testers.If you have gone through the full article we are sure you have made your mind on which one to go for. They all are best in their own segments.

    1. Quality and Durabiity

    As Spark Testers are common items will be used on a daily basis, it is vital to make sure they last for a longer period of time. And for that to happen, the Spark Testers should be made up of high quality material. If it is made up of low quality material, then it is important to make sure break proof materials are used in them.

    2. Brand Reputation

    In today’s market brand is nothing new to talk about as its mandatory to choose a product that has a good market reputation and has built trust among its customers all around. Certain Spark Testers brands provide after-sales services and are promising brands, such brands are always recommended.

    However, you will find a few main brands that are dominating the Spark Testers market. These brands not only stand above the others, but have a reputation for creating quality products. We dug into the consumer reviews for models made by each brand to get a clearer idea of what customers think about their products.

    3. Value for Money

    The cheapest Spark Testers tend to break on impact or fall apart quickly. The most expensive ones may have good performance or might be the incredible among all. A good Spark Testers does a good job without costing a lot.

    4. Warranty

    Just like any other item, warranty of a Spark Testers is important as well. Most of the highly reputated brands come with 1 to 5-years warranty. During the warranty period, if the product doesn’t work, you can get free replacement or repair work done without paying.

    How we Tested?

    Testing a four-five items is easy, but more than that isn’t. To make the whole process easy and to get decent some # at the end, our team simplify the testing procedure by divided into steps. Here are they:

    1. Make a List

    Initially, one of our team member creates a list of all the items available for shipping in the United States. It also includes the products which are available in local stores and malls. So, we only choose those which are available for you.

    2. Sort out the Best selling # in USA

    Sorting out the listed items on some necessary criteria, make the process more easier. Some factors which we must include in every item is Brand Trust, Value for Money and Reliability. Also, we contact with some retailers to know about product’s good and bad things.

    3. Apply Filters

    Furthermore, we divide them out on the basis of Features, Online Popularity, Consumers Reviews, Brand Reputation, Prices And More. And finally, we got our targets.

    4. Assign the Task

    So here we reach at our final step from where the real testing starts. We have distinct team for each type of testing, like separate squad for performance, strength, reliability testing. Our manager assign the task among them and sort out some decent options from the results.


    This is a A to Z complete guide of 10 Best Spark Testers available in the United State’s market. There are obviously many more options available. However, we focused on the trusted brands depending on performance and affordability. We hope that our guide helps you make a wise decision when you’re looking for the best model online.

    If you’re looking for something even cheaper, the OTC 6589is a budget-friendly underdog that keeps up with the pack.

    Have a Great Day!