Something wrong or missing? Tell us
| CR2050A | BR2020 | |
|---|---|---|
| Size | About the size of a nickel | About the size of a nickel Same |
| Thickness | As thick as 7 credit cards stacked | As thick as 3 credit cards stacked |
| Power | 3 volts | 3 volts Same |
| Kind | Coin battery | Coin battery |
Lasts longer: CR2050A (about 245% longer)
As an Amazon Associate, KnowYourBatteries.com earns from qualifying purchases.
Buttons open amazon.com 🇺🇸, picked from your country.
In a pinch. They’re the same width and power, but BR2020 is thinner. It may wobble a little and runs out about 71% sooner. CR2050A is too thick to fit where BR2020 goes.
No. They’re the same width and power, but BR2020 is thinner. It may wobble a little and runs out about 71% sooner. CR2050A is too thick to fit where BR2020 goes.
CR2050A (about 245% longer).
| CR2050A | BR2020 | |
|---|---|---|
| Diameter | 20.0 mm | 20.0 mm |
| Height | 5.0 mm | 2.0 mm |
| Nominal voltage | 3.0V | 3.0V |
| Typical capacity | 345 mAh | 100 mAh |
| Chemistry | Lithium manganese dioxide | Lithium carbon monofluoride |
| Shelf life | 10 yrs | 10 yrs |
| Operating temp | -40 to 125 °C | -30 to 85 °C |