L1154F vs AG13 Battery: Applications & Differences

If you are looking for a 1.5V button cell battery for your watches, toys or small electronics L1154F battery (also known as LR44) and AG13 battery are 2 common choices. Even though they may seem the same, these two batteries aren't always created equal in terms of quality and performance.

In this article, we'll go over what separates L1154F and AG13 batteries, let you know where they're most commonly used, and assist you in picking the right one for your needs. This manual is in easy to read PDF format, the manual is updated to 2013.

What is an L1154F Battery?

The battery L1154F is a 1.5V alkaline button cell battery,high-energy, high reliability battery that provide long lasting power sources for such small current devices as calculators, cameras, compact disc players, hearing aids etc. It adheres to the IEC (International Electrotechnical Commission) naming standard. L1154F battery is used in a number of small devices, including:

• Digital watches
• Laser pointers
• LED lights
• Calculators
• Medical thermometers
• Small toys

The ending letter "F" usually means the flat-top form factor, something used in smaller, more confined spaces.

What is an AG13 Battery?

The AG13 battery is one of the names for the same product - alkaline battery that is called L1154F also. AG13 is a part of a nonstandard commericial naming system, which is very common in the United States, China, and other parts of Asia.

It has the same basic specs:

• Voltage: 1.5V
• Size: 11.6 mm x 5.4 mm
• Chemistry: Alkaline
• Capacity: Approx. 110–150 mAh

Other Part No include LR44, A76, and 157.However, But AG13 battery quality can vary significantly depending on the brand, since it's a more generic label.

L1154F vs AG13 – What's the Real Difference?

Here's a quick comparison between these two batteries:

Similarities

• Same size and voltage.
• Interchangeable in most devices.
• Affordable and easy to buy online or in stores.

Differences

• L1154F batteries from top brands (like Panasonic,Duracell) often last longer and have better leak protection.
• AG13 batteries, especially cheap generic versions, may drain faster or leak if left unused for a long time.

Applications: Where Are L1154F and AG13 Batteries Used?

These button cell batteries are ideal for low-drain and compact electronic devices. Common usage includes:

• Watches

• Hearing aids

• Laser pointers

• Digital thermometers

• Remote controls

• Mini LED flashlights

• Children's toys

Both are also used as replacement batteries for products that specify LR44,A76, or 357 batteries.

AG13 vs L1154F: Which One Should You Choose?

Choose L1154F if:

• You need a trusted, long-lasting battery.

• The device is critical, like a thermometer or hearing aid.

• You prefer a branded battery with reliable performance.

Choose AG13 if:

• You're using it in a toy, laser pointer, or non-essential gadget.

• Price is your main concern.

• You're replacing a battery temporarily or for short-term use.

Bonus Tip: Silver Oxide vs Alkaline

If you see battery names like SR44 or 357, those are silver oxide versions of L1154F/AG13. They offer:

• Longer life

• Stable voltage output

• Higher cost

If your device requires steady voltage(e.g., precision scales or watches), consider using silver oxide batteries instead.

Conclusion

The L1154F and AG13 batteries are technically compatible and often interchangeable. However, quality and brand matter when it comes to reliability and battery life. If your device is important, go with a L1154F battery from a reputable brand. For toys or less sensitive devices, AG13 batteries will work just fine.
Before buying, always double-check your device manual, and look for LR44 compatibility as well. Choosing the right battery ensures longer usage, safety, and better performance.

Frequently Asked Questions

Are L1154F and AG13 the same?

Can I use AG13 in place of L1154F?

What is the best brand for L1154F or AG13 batteries?