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Home › Can I swap? › SR927SW vs SR57
Can I swap?

SR927SW vs SR57: can you swap them?

1The short answer2Both ways3Differences4Buy it5Learn more
  1. 1

    The short answer

    YesYes, they’re the same batterySR927SW and SR57 are two names for the exact same battery. Use either one.
    SR927SW+ 1.55V
    SR927SWAs thick as 4 credit cards stacked
    SR927SW+ 1.55V
    SR57As thick as 4 credit cards stacked
    Get SR927SW on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

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  2. 2

    Both ways round

    Can I put SR57 where SR927SW goes?Yes
    Can I put SR927SW where SR57 goes?Yes
  3. 3

    What’s different

    SR927SWSR57
    SizeAbout as wide as a peaAbout as wide as a pea Same
    ThicknessAs thick as 4 credit cards stackedAs thick as 4 credit cards stacked Same
    Power1.55 volts1.55 volts Same
    KindWatch batteryWatch battery

    Lasts longer: Same

  4. 4

    Where to buy SR927SW

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

    Our pickThe exact match, 4-packEnergizer SR927SW 1.55V Battery (4-Pack)
    Check Price on Amazon →
    Best value10-pack, handy to keep in a drawerSR927SW 1.55V Battery Value Pack (10-Pack)
    Check Price on Amazon →
    Other brandDuracell, the same batteryDuracell SR927SW / SR927SW 1.55V Battery
    Check Price on Amazon →

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

    Get SR57 on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.
  5. 5

    Learn more

    About SR927SWAbout SR57Check another pair
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Questions people ask

Can I use SR57 instead of SR927SW?

Yes. SR927SW and SR57 are two names for the exact same battery. Use either one.

Can I use SR927SW instead of SR57?

Yes. SR927SW and SR57 are two names for the exact same battery. Use either one.

Which one lasts longer?

They last about the same.

All the numbers

SR927SWSR57
Diameter9.5 mm9.5 mm
Height2.7 mm2.7 mm
Nominal voltage1.55V1.55V
Typical capacity55 mAh55 mAh
ChemistrySilver oxideSilver oxide
Shelf life5 yrs5 yrs
Operating temp-10 to 60 °C-10 to 60 °C
Can I use SR57 instead of SR927SW?Yes
Get SR927SW on AmazonAs an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.

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1The short answer2Both ways3Differences4Buy it5Learn more