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Battery comparisons
Batteries that look alike are often not interchangeable. Each comparison shows sizes, voltages and capacities side by side and whether one can stand in for the other.
| Comparison | B in place of A | A in place of B |
|---|---|---|
| CR2032 vs CR2025 | Short-term | No |
| CR2032 vs CR2016 | Short-term | No |
| CR2025 vs CR2016 | Short-term | No |
| CR2032 vs CR2450 | No | No |
| CR2430 vs CR2450 | No | Short-term |
| CR1632 vs CR2032 | No | No |
| CR1616 vs CR1620 | No | Short-term |
| CR1220 vs CR2032 | No | No |
| LR44 vs SR44 | Yes | Yes |
| LR44 vs LR41 | No | No |
| LR44 vs CR2032 | No | No |
| SR626SW vs SR621SW | Short-term | No |
| LR41 vs SR41 | Yes | Yes |
| AA vs AAA | No | No |
| CR123A vs CR2 | No | No |
| A23 vs A27 | No | No |
| 18650 vs 21700 | No | No |
| Size 312 vs Size 13 | No | No |
| CR123A vs 18650 | No | No |
| 9V vs AA | No | No |