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| CR927 | SR920SW | |
|---|---|---|
| Size | About as wide as a pea | About as wide as a pea Same |
| Thickness | As thick as 4 credit cards stacked | As thick as 3 credit cards stacked |
| Power | 3 volts | 1.55 volts |
| Kind | Coin battery | Watch battery |
Lasts longer: SR920SW (about 47% longer)
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No. They give different amounts of power (3 volts vs 1.55 volts). The wrong one can damage your device or simply won’t work.
No. They give different amounts of power (3 volts vs 1.55 volts). The wrong one can damage your device or simply won’t work.
SR920SW (about 47% longer).
| CR927 | SR920SW | |
|---|---|---|
| Diameter | 9.5 mm | 9.5 mm |
| Height | 2.7 mm | 2.0 mm |
| Nominal voltage | 3.0V | 1.55V |
| Typical capacity | 30 mAh | 44 mAh |
| Chemistry | Lithium manganese dioxide | Silver oxide |
| Shelf life | 10 yrs | 5 yrs |
| Operating temp | -30 to 60 °C | -10 to 60 °C |