SR44 vs LR44
Using LR44 in place of SR44 — Works, but runs out sooner. Avoid in watches and medical devices. Using SR44 in place of LR44 — Upgrade: steadier voltage, longer life.
Side by side
| SR44 | LR44 | |
|---|---|---|
| Chemistry | silver oxide | alkaline |
| Voltage | 1.55 V | 1.5 V |
| Diameter | 11.6 mm | 11.6 mm |
| Height | 5.4 mm | 5.4 mm |
| Typical capacity | 160–175 mAh | 110–150 mAh |
| Also sold as | SG13, S76, EPX76, 303, 357 | 157, A76, AG13, AG76, D76A |
SR44 is silver oxide against alkaline, 1.55 V against 1.5 V and a typical 160–175 mAh against 110–150 mAh.
The verdict, both ways round
LR44 in place of SR44
Downgrade
Works, but runs out sooner. Avoid in watches and medical devices.
SR44 in place of LR44
Upgrade
Upgrade: steadier voltage, longer life.
SR44 and LR44 questions
- Can I use LR44 instead of SR44?
- Works, but runs out sooner. Avoid in watches and medical devices.
- Can I use SR44 instead of LR44?
- Upgrade: steadier voltage, longer life.
- Are SR44 and LR44 the same size?
- Yes, both are 11.6 × 5.4 mm.
- What is the difference between SR44 and LR44?
- SR44 is silver oxide against alkaline, 1.55 V against 1.5 V and a typical 160–175 mAh against 110–150 mAh.