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Home › Can I swap? › CR1216 vs CR1212
Can I swap?

CR1216 vs CR1212: can you swap them?

1The short answer2Both ways3Differences4Buy it5Learn more
  1. 1

    The short answer

    In a pinchCR1212 can stand in for CR1216, but not the other way roundThey’re the same width and power, but CR1212 is thinner. It may wobble a little and runs out about 28% sooner. CR1216 is too thick to fit where CR1212 goes.
    CR1216+ 3V
    CR1216As thick as 2 credit cards stacked
    CR1212+ 3V
    CR1212As thick as 2 credit cards stacked
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  2. 2

    Both ways round

    Can I put CR1212 where CR1216 goes?In a pinch
    Can I put CR1216 where CR1212 goes?No
  3. 3

    What’s different

    CR1216CR1212
    SizeAbout as wide as a shirt buttonAbout as wide as a shirt button Same
    ThicknessAs thick as 2 credit cards stackedAs thick as 2 credit cards stacked
    Power3 volts3 volts Same
    KindCoin batteryCoin battery

    Lasts longer: CR1216 (about 39% longer)

  4. 4

    Where to buy CR1216

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

    Amazon searchEnergizer listings, any pack sizeSearch Amazon for Energizer ECR1216
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    Amazon searchMulti-packs from any brandSearch Amazon for CR1216 multi-packs
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    Amazon searchDuracell DL1216 listings, the same batterySearch Amazon for Duracell DL1216
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    Buttons open amazon.com 🇺🇸, picked from your country.

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  5. 5

    Learn more

    About CR1216About CR1212Check another pair
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Questions people ask

Can I use CR1212 instead of CR1216?

In a pinch. They’re the same width and power, but CR1212 is thinner. It may wobble a little and runs out about 28% sooner. CR1216 is too thick to fit where CR1212 goes.

Can I use CR1216 instead of CR1212?

No. They’re the same width and power, but CR1212 is thinner. It may wobble a little and runs out about 28% sooner. CR1216 is too thick to fit where CR1212 goes.

Which one lasts longer?

CR1216 (about 39% longer).

All the numbers

CR1216CR1212
Diameter12.5 mm12.5 mm
Height1.6 mm1.2 mm
Nominal voltage3.0V3.0V
Typical capacity25 mAh18 mAh
ChemistryLithium manganese dioxideLithium manganese dioxide
Shelf life10 yrs10 yrs
Operating temp-30 to 60 °C-30 to 60 °C
Can I use CR1212 instead of CR1216?In a pinch
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1The short answer2Both ways3Differences4Buy it5Learn more