CR2450 and CR2016 are both 3V lithium coin cell batteries that power a wide range of small electronic devices like remotes, calculators, and fitness trackers.
While they share the same voltage, they differ significantly in size, capacity, and applications. This article highlights the differences, helping you select the right battery for your needs.
CR2450 vs. CR2016: Key Differences
The primary differences between these two batteries are their physical dimensions and capacity.
The CR2450 is larger and has a higher capacity, making it suitable for devices requiring long-lasting power. On the other hand, the CR2016 is smaller, thinner, and better suited for compact devices with lower power needs.
Comparison Table
| Feature | CR2450 | CR2016 |
|---|---|---|
| Voltage | 3V | 3V |
| Capacity | ~600 mAh | ~90 mAh |
| Diameter | 24.5 mm | 20.0 mm |
| Thickness | 5.0 mm | 1.6 mm |
| Weight | Heavier | Lighter |
| Applications | High-power devices | Low-power devices |
| Lifespan | Longer due to higher capacity | Shorter due to lower capacity |
| Price | Slightly higher | Lower |
Pros and Cons
CR2450
Pros:
- High capacity (~600 mAh) for extended battery life.
- Suitable for high-energy-demand devices like LED lights and medical equipment.
- Fewer replacements needed, reducing long-term costs.
Cons:
- Larger and heavier, making it incompatible with small or slim devices.
- Higher cost compared to the CR2016.
CR2016
Pros:
- Compact and lightweight, ideal for smaller devices.
- More affordable and widely available.
- Compatible with slim, low-power devices like watches and fitness trackers.
Cons:
- Lower capacity (~90 mAh), leading to shorter battery life.
- Not suitable for high-energy-demand applications.
Applications of Each Battery
- CR2450: Designed for devices with high power needs, such as car remotes, medical devices, LED lights, and security systems.
- CR2016: Best for compact devices with minimal power requirements, like calculators, watches, key fobs, and some remote controls.
Which One Should You Choose?
- Check Device Compatibility: Always refer to your device’s user manual or inspect the battery compartment to confirm the required type.
- Assess Power Needs: The CR2450 is ideal for devices that require long-lasting power. The CR2016 is better for small, low-power devices.
- Consider Size Constraints: Ensure the battery fits the device. The CR2450’s larger size may not be suitable for devices designed for the thinner CR2016.
Conclusion
Both the CR2450 and CR2016 are reliable lithium batteries, but they cater to different applications.
The CR2450 is a powerhouse for high-energy devices, while the CR2016 is a compact and cost-effective option for low-power gadgets.
Choosing the correct battery ensures optimal performance and longer device life. Always confirm compatibility with your device before purchasing.