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| Size 675 | PR43 | |
|---|---|---|
| Size | About as wide as a shirt button | About as wide as a shirt button Same |
| Thickness | As thick as 7 credit cards stacked | As thick as 6 credit cards stacked |
| Power | 1.45 volts | 1.45 volts Same |
| Kind | Hearing aid battery | Hearing aid battery |
Lasts longer: Size 675 (about 59% longer)
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In a pinch. They’re the same width and power, but PR43 is thinner. It may wobble a little and runs out about 37% sooner. Size 675 is too thick to fit where PR43 goes.
No. They’re the same width and power, but PR43 is thinner. It may wobble a little and runs out about 37% sooner. Size 675 is too thick to fit where PR43 goes.
Size 675 (about 59% longer).
| Size 675 | PR43 | |
|---|---|---|
| Diameter | 11.6 mm | 11.6 mm |
| Height | 5.4 mm | 4.2 mm |
| Nominal voltage | 1.45V | 1.45V |
| Typical capacity | 620 mAh | 390 mAh |
| Chemistry | Zinc-air | Zinc-air |
| Shelf life | 3 yrs | 3 yrs |
| Operating temp | 0 to 50 °C | 0 to 50 °C |