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| 17650 | 17670 | |
|---|---|---|
| Size | A bit bigger than an AA | A bit bigger than an AA Same |
| Length | A bit bigger than an AA | A bit bigger than an AA |
| Power | 3.7 volts | 3.7 volts Same |
| Kind | Rechargeable flashlight battery | Rechargeable flashlight battery |
Lasts longer: Same
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No. They’re the same width and power, but 17650 is thinner. It may wobble a little and runs out about 0% sooner. 17670 is too thick to fit where 17650 goes.
In a pinch. They’re the same width and power, but 17650 is thinner. It may wobble a little and runs out about 0% sooner. 17670 is too thick to fit where 17650 goes.
They last about the same.
| 17650 | 17670 | |
|---|---|---|
| Diameter | 17.0 mm | 17.0 mm |
| Height | 65.0 mm | 67.0 mm |
| Nominal voltage | 3.7V | 3.7V |
| Typical capacity | 1400 mAh | 1400 mAh |
| Chemistry | Lithium-ion rechargeable | Lithium-ion rechargeable |
| Shelf life | 3 yrs | 3 yrs |
| Operating temp | -20 to 60 °C | -20 to 60 °C |