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Home › Can I swap? › LR41 vs AG3
Can I swap?

LR41 vs AG3: can you swap them?

1The short answer2Both ways3Differences4Buy it5Learn more
  1. 1

    The short answer

    YesYes, they’re the same batteryLR41 and AG3 are two names for the exact same battery. Use either one.
    LR41+ 1.5V
    LR41As thick as 5 credit cards stacked
    LR41+ 1.5V
    AG3As thick as 5 credit cards stacked
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  2. 2

    Both ways round

    Can I put AG3 where LR41 goes?Yes
    Can I put LR41 where AG3 goes?Yes
  3. 3

    What’s different

    LR41AG3
    SizeAbout as wide as a peaAbout as wide as a pea Same
    ThicknessAs thick as 5 credit cards stackedAs thick as 5 credit cards stacked Same
    Power1.5 volts1.5 volts Same
    KindButton batteryButton battery

    Lasts longer: Same

  4. 4

    Where to buy LR41

    As an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

    Our pickThe exact match, 4-packEnergizer LR41 1.5V Battery (4-Pack)
    Check Price on Amazon →
    Best value10-pack, handy to keep in a drawerLR41 1.5V Battery Value Pack (10-Pack)
    Check Price on Amazon →
    Other brandDuracell, the same batteryDuracell LR41 / LR41 1.5V Battery
    Check Price on Amazon →

    Buttons open amazon.com 🇺🇸, picked from your country.

    Get AG3 on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.
  5. 5

    Learn more

    About LR41About AG3Check another pair
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Questions people ask

Can I use AG3 instead of LR41?

Yes. LR41 and AG3 are two names for the exact same battery. Use either one.

Can I use LR41 instead of AG3?

Yes. LR41 and AG3 are two names for the exact same battery. Use either one.

Which one lasts longer?

They last about the same.

All the numbers

LR41AG3
Diameter7.9 mm7.9 mm
Height3.6 mm3.6 mm
Nominal voltage1.5V1.5V
Typical capacity38 mAh38 mAh
ChemistryAlkalineAlkaline
Shelf life5 yrs5 yrs
Operating temp-10 to 60 °C-10 to 60 °C
Can I use AG3 instead of LR41?Yes
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1The short answer2Both ways3Differences4Buy it5Learn more