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Best Battery Testers

Updated June 2023
Bottom line
Pros
Cons
Best of the Best
WeePro Battery Tester
WeePro
Battery Tester
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Most Versatile
Bottom Line

You're certain to be all charged up for your next adventure when you use this compact battery tester.

Pros

Three lights indicate battery power levels so you can see what needs to be charged at a glance. Test 9-volt, AAA, AA, D and C batteries as well as button batteries. This little gadget measures 4.2 x 2.2 x 0.7 inches, and it will fit in a pocket or purse.

Cons

To get a good reading you must hold the battery in place by hand. It delivers some random readings.

Best Bang for the Buck
DLYFULL Universal Battery Checker
DLYFULL
Universal Battery Checker
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Simple Yet Solid
Bottom Line

Basic tester with a large LCD that shows remaining voltage for many common battery types.

Pros

Tests all cylindrical batteries such as D, C, AA and AAA. Also tests more exotic types like CR2s and N sizes, 9-volt and button batteries. Compact model runs on a single AAA battery. Its anti-slip finish makes it easy to grip as you test.

Cons

Readings can be inconsistent. Some battery types fit better in this tester than others.

THE BATTERY ORGANISER Battery Organizer and Tester
THE BATTERY ORGANISER
Battery Organizer and Tester
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Easiest to Use
Bottom Line

Keep a variety of batteries organized and ready to go with this handy compact tester.

Pros

Up to 93 lonely batteries can hang together in this handy tester. Checks the voltage of AAA, AA, C, D and 9-volt batteries as well as button batteries. Clear-top organizer can be wall-mounted so you can see your battery inventory.

Cons

A few users say this model feels a bit flimsy.

ZTS Multi-Battery Tester for More than 30 Different Battery Types
ZTS
Multi-Battery Tester for More than 30 Different Battery Types
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Most Comprehensive
Bottom Line

Very capable tester that can handle myriad battery types and check their charge status with ease.

Pros

Versatile unit can test 30 different batteries quickly and safely. Employs a pulse load test for improved accuracy. Tests both rechargeable and primary batteries. Provides clear labeling to let you know where to connect each type of battery for testing.

Cons

Offers more functionality than many need. A bit bulky, so may be best in a workshop.

D-FantiX Universal Battery Checker
D-FantiX
Universal Battery Checker
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Feature-packed
Bottom Line

The big analog dial on this tester let's you Immediately see a battery's remaining power.

Pros

It draws power from the batteries it tests, so it needs no added power source. Checks the status of common household batteries as well as 1.5-volt, 9-volt and button batteries. Fits nicely into a pocket, as it measures a mere 4.33 x 2.36 x 0.98 inches.

Cons

Inconsistent readings prompt some users to do multiple retests just to be sure.

Why trust BestReviews?
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. About BestReviews  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. About BestReviews  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We buy all products with our own funds, and we never accept free products from manufacturers.About BestReviews 
HOW WE TESTED

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

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32
Models
Considered
60
Consumers
Consulted
22
Hours
Researched
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