A76 (LR44) vs. 357 (SR44) Batteries: Key Differences and Uses

2024/6/11 15:44:29


A76 batteries, also known as LR44 batteries, are of the alkaline type, providing reliable power for various small electronic devices. On the other hand, size 357 batteries, which are also referred to as SR44 batteries, are silver oxide batteries commonly used in watches, calculators, and other devices requiring long-lasting power. You should refer to this page for advice if you're not sure which battery is best for your smartphone.

LR44 = AG13 = L1154 = 357 = SR44 = A76 is the button battery.


Size 357 batteries are classified as silver oxide batteries, whereas A76 batteries fall into the category of alkaline batteries. Both the Energizer 357 and A76 batteries are compact power sources with diverse applications. For a variety of gadgets, including watches, medical equipment, laser pointers, and more, these 1.5-volt 357 batteries are necessary.

A76 in contrast to 357

What is an A76 Battery?

Small alkaline cell batteries like the a 76 battery, often referred to as the LR44, are frequently found in toys, medical equipment, watches, and calculators.It provides 1.5 volts of power and is known for its long-lasting and consistent performance. When stored correctly, these button batteries can last up to 5 years, making them a reliable power source for various applications.


The A76 Battery


357 battery: what is it?

A common 1.55V silver oxide battery used in toys, watches, gadgets, and other electronics is the Energizer 357 battery. Replaceable batteries for the 357 include LR1154, L1154, LR44, SR44SW/W, 303, A76, AG13, EPX76, LR1154, L1154, and LR44SW/W.

Specifications of the A76 VS 357 Battery

Battery No.
Chemical Framework
Ferrous oxide (MnO2)
Silver Oxide (Zn/Ag2O)
NEDA 1166A and IEC-LR44
ISO-11431SO and IEC-SR44
Standard Voltage
1.5 volts
1.55 volts
Average Capacity
175 mAh* (to 0.9 volts)
150 mAh* (to 1.2 volts)
Test of Capacity
Continuous 6.8K ohm drain at 21°C (70°F)
6.8K ohm continuous drain at 21°C
Average Weight
1.85 grams (0.07 oz.)
2.3 grams (0.08 oz.)
Normal Volume
0.57 cubic centimeters (0.035 cubic inch)
0.57 cubic centimeters (0.035 cubic inch)
Impedance at 40 Hz
between 5 and 15 ohms
between 5 and 15 ohms

Using the A76 versus 357 Battery

A76 batteries are designed primarily to power small devices, such as electronic toys, watches, thermometers, calculators, key fobs, garage door openers, and other electronics.

The 1.5-volt 357 batteries are employed in watches, medical equipment, laser pointers, and a variety of other devices.

Battery: A76 VS 357: Internal SchematicBattery: Internal Schematic, A76 VS 357

Diagram Internal A76

Diagram Internal 357

A76 VS 357 Battery: Features of Discharge

Discharge Properties of A76

Discharge Properties of 357

Size of A76 VS 357 Battery 357 Dimensions

A76 Size

357 Size

Producer of the A76 VS 357 Battery

Headquartered in St. Louis, Energizer® and Eveready® branded products are globally recognized, marketed, and sold in over 150 countries.Thanks to its wide range of products, which includes Coin cells, Energizer's exclusive Lithium AA Super-Premium, Photo Lithium, Industrial Alkaline, Carbon Zinc, Flashlights, and Lanterns, the company's battery segment is one of the most diverse in the industry.

Energizer Holdings, Inc. became a separate, publicly traded company in 2000, with its shares listed under the ticker code ENR on the New York Stock Exchange.

Are LR44 and A76 interchangeable?

The LR44 designation adheres to the international standard IEC 60086-3, detailing the size and chemistry of the battery. Zinc-manganese dioxide chemistry is used in LR44 batteries, which produce power through alkaline chemistry in L batteries. Alternatives to LR44 batteries include those labeled with manufacturer's part numbers AG13 and A76, which share the LR44's size but may differ in internal chemistry, impacting battery longevity.

Examining the Differences Between Alkaline and Silver Oxide Batteries

Primary cells called silver oxide batteries are renowned for having an extraordinary energy-to-weight ratio.They boast an energy capacity approximately twice that of button-type alkaline batteries. In comparison to alkaline batteries, silver oxide batteries provide a flatter discharge curve and longer operating times than lithium-ion batteries.

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Longevity and Performance: A76 Battery vs. 357 Battery

When comparing the longevity and performance of A76 and 357 batteries, it's crucial to consider their distinct chemistries. The A76 battery, also known as the LR44, utilizes alkaline chemistry, which typically offers a good balance between cost and performance. When stored correctly, these batteries have a steady energy production and can endure for several years. Their applications span across various devices, making them versatile and widely used.

On the other hand, the 357 battery, classified as a silver oxide battery, delivers a higher energy density and a more stable voltage output throughout its lifespan. For high-drain equipment that need a dependable and long-lasting power source, this makes it especially appropriate.The silver oxide chemistry also means that the 357 battery has a longer shelf life compared to its alkaline counterparts, ensuring that it remains functional even after extended periods of storage.

Price Comparison: A76 Battery vs. 357 Battery

Price is another important factor when selecting between the A76 (LR44) battery and the 357 battery. Typically, alkaline batteries such as the A76 are more affordable than their silver oxide counterparts. This makes the A76 a cost-effective option for devices with moderate energy demands and for consumers looking to minimize expenses.

Conversely, the 357 battery, with its superior performance and longevity, tends to be more expensive. This higher cost can be justified for high-drain devices where the enhanced performance and longer operational time are critical. Consumers should weigh the initial cost against the benefits of longer-lasting power and consistent performance when making their decision.

Applications of GPA76 Battery and EPX76 Battery

The gpa 76 battery, another designation for the A76, and the epx 76 battery, often used interchangeably with the 357 battery, highlight the versatility of these power sources. The GPA76 battery finds its place in a wide range of everyday gadgets, from small toys and remote controls to key fobs and flashlights. Its reliable performance and widespread availability make it a popular choice for many consumers.

Similarly, the EPX76 battery is commonly employed in precision instruments such as digital thermometers, hearing aids, and advanced medical devices. Its stable voltage output and extended lifespan ensure that these critical devices function accurately and efficiently over time. The final decision between these batteries is made based on the particular needs of the gadget and the intended trade-off between price and functionality.


In summary, both A76 and 357 batteries serve crucial roles in powering a variety of electronic devices. While the a 76 battery equivalent, with its alkaline chemistry, offers a cost-effective and widely available power solution, the 357 battery, with its silver oxide composition, provides superior performance and longevity. Customers can choose the best battery for their purposes by being aware of the variations between various types, including their uses, effects on the environment, and price.

Incorporating the right battery type, whether it's the s76 battery, GPA76, 357, or gpa 76 battery equivalent, ensures optimal device performance and longevity, catering to the diverse demands of modern electronics.

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