The 18350 battery is smaller than the CR123, but it holds more capacity. It has about half the capacity of the CR123A, but it holds around 1.6x more capacity than the 16340 battery. This means that the 18350 can provide longer runtimes than the 16340, but it may not last as long as the CR123A. The CR123A is a popular choice for high-performance flashlights, but the 18350 can be a good alternative for those who want a smaller battery with decent capacity.
18350 and CR123: An Overview
When it comes to batteries for flashlights and other electronic devices, two popular options are the 18350 and CR123. Both batteries have their own unique advantages and disadvantages, and choosing the right one for your needs can be a challenge. In this section, we will provide an overview of the 18350 and CR123 batteries to help you make an informed decision.
18350 Battery
The 18350 battery is a rechargeable lithium-ion battery that is commonly used in flashlights, vaping devices, and other electronics. It measures 18mm in diameter and 35mm in length, which is slightly larger than the CR123 battery. The 18350 battery has a typical capacity of around 1200mAh, which is lower than the CR123 battery’s capacity.
One of the main advantages of the 18350 battery is its rechargeability, which can save you money in the long run. Additionally, the 18350 battery is often more affordable than the CR123 battery. However, the lower capacity of the 18350 battery means that it may not last as long as the CR123 battery in some devices.
CR123 Battery
The CR123 battery is a non-rechargeable lithium battery that is commonly used in flashlights, cameras, and other electronic devices. It measures 16mm in diameter and 34mm in length, which is slightly smaller than the 18350 battery. The CR123 battery has a typical capacity of around 1500mAh, which is higher than the 18350 battery’s capacity.
One of the main advantages of the CR123 battery is its high capacity, which allows it to last longer than the 18350 battery in some devices. Additionally, the CR123 battery has a longer shelf life than the 18350 battery, which means that it can be stored for longer periods of time without losing its charge. However, the CR123 battery is more expensive than the 18350 battery and cannot be recharged.
In summary, the 18350 and CR123 batteries each have their own unique advantages and disadvantages. The 18350 battery is rechargeable and more affordable, but has a lower capacity than the CR123 battery. The CR123 battery has a higher capacity and longer shelf life, but is more expensive and cannot be recharged.
Battery Chemistry
When it comes to batteries, there are various types of electrochemical systems used to store and release energy. The most common battery chemistry types for the current common sizes of batteries are given in the following tables:
Cylindrical batteries
| Battery Size | Chemistry Type |
|---|---|
| AA | Alkaline, NiMH, NiCd, Zinc-Carbon |
| AAA | Alkaline, NiMH, NiCd, Zinc-Carbon |
| CR123A | LiMnO2 (Lithium) |
| 18350 | Li-ion (Lithium) |
| 18650 | Li-ion (Lithium) |
Rectangular batteries
| Battery Size | Chemistry Type |
|---|---|
| 9V | Alkaline, Zinc-Carbon |
Camera batteries
| Battery Size | Chemistry Type |
|---|---|
| CR2 | LiMnO2 (Lithium) |
| CR123A | LiMnO2 (Lithium) |
| CR2032 | Lithium |
As seen in the tables, the CR123A and 18350 batteries have different chemistry types. The CR123A battery always uses LiMnO2 (Lithium) chemistry, while the 18350 battery uses Li-ion (Lithium) chemistry. It’s important to note that the chemistry type affects the battery’s performance, capacity, and lifespan.
Li-ion batteries are known for their high energy density, low self-discharge rate, and longer lifespan than other types of rechargeable batteries. They’re also lightweight and have a flat discharge curve, meaning the voltage stays relatively constant during use.
On the other hand, LiMnO2 batteries have a higher capacity than Li-ion batteries, making them suitable for high-drain devices like flashlights and digital cameras. They also have a longer shelf life and can operate in a wider temperature range.
Overall, the choice between CR123A and 18350 batteries depends on the specific device’s requirements and the user’s needs. It’s important to consider the battery chemistry type, capacity, voltage, and other factors before making a decision.
Size and Shape Comparison
When comparing the 18350 and CR123 batteries, one of the most significant differences is their size and shape. The 18350 battery is a rechargeable lithium-ion battery that measures 18mm in diameter and 35mm in length. In contrast, the CR123 battery is a non-rechargeable lithium battery that measures 17mm in diameter and 34mm in length.
While the difference in size may seem minimal, it can have a significant impact on the devices that these batteries power. The 18350 battery’s slightly larger size allows it to hold more charge than the CR123 battery, which can make it a better choice for devices that require more power.
In terms of shape, the 18350 battery is cylindrical, while the CR123 battery is slightly more oval-shaped. This difference in shape may not make a significant difference in most devices. Still, it’s essential to note that some devices may require a specific battery shape to fit correctly.
It’s also worth noting that while the CR123 battery is non-rechargeable, there are rechargeable versions available, such as the RCR123. These rechargeable CR123 batteries are slightly larger than the non-rechargeable version, measuring 18mm in diameter and 36mm in length.
Overall, when choosing between the 18350 and CR123 batteries, it’s essential to consider the device’s power requirements and battery shape. While the 18350 battery may hold more charge, it may not fit in all devices that require a CR123 battery.
Energy Capacity
When comparing 18350 and CR123 batteries, energy capacity is an important factor. The capacity of a battery is the amount of electrical charge it can store, measured in milliampere-hours (mAh).
According to a post on the Candle Power Flashlight Forum, 18350 batteries typically hold around 900-1200mAh, while CR123 batteries hold around 1500mAh. However, 18350 batteries have a higher voltage (3.7V) compared to CR123 batteries (3V), which means they can deliver more energy to a device.
In terms of energy density, a single 3100mAh 18650 battery has double the energy capacity of two 18350 batteries, as reported on the same forum post. However, two CR123 batteries have a lower energy capacity than a single 18650 battery.
It is worth noting that the actual energy capacity of a battery can vary depending on the manufacturer and the specific model of the battery. It is important to check the specifications of the battery before making a purchase.
In summary, while CR123 batteries have a higher capacity than 18350 batteries, the higher voltage of 18350 batteries means they can deliver more energy. The energy capacity of a battery should be considered when choosing the right battery for a device.
Voltage Output
When it comes to batteries, voltage output is an important factor to consider. In this section, we will compare the voltage output of 18350 and CR123 batteries.
18350 Voltage Output
18350 batteries typically have a voltage output of 3.7 volts. However, it is important to note that the voltage output can vary depending on the brand and model of the battery. It is recommended to check the specifications of the specific battery you are using to ensure that it is compatible with your device.
CR123 Voltage Output
CR123 batteries have a voltage output of 3 volts. Like 18350 batteries, the voltage output can vary depending on the brand and model of the battery. It is important to check the specifications of the battery to ensure that it is compatible with your device.
In summary, the voltage output of 18350 batteries is slightly higher than that of CR123 batteries. However, it is important to note that the voltage output can vary depending on the specific battery you are using. It is recommended to always check the specifications of the battery to ensure that it is compatible with your device.
Discharge Rates
When it comes to comparing 18350 and CR123 batteries, one important factor to consider is their discharge rates. The discharge rate of a battery refers to the amount of current that it can deliver over a specific period of time before its voltage drops below a certain level.
CR123 batteries generally have higher discharge rates than 18350 batteries. This is due to their larger size and higher capacity. CR123 batteries are typically capable of delivering currents of up to 1500 mA, while 18350 batteries can usually only handle currents of up to 700 mA.
However, it’s worth noting that the discharge rate of a battery is not the only factor that determines its performance. Other factors, such as the battery chemistry and the specific application, can also play a role.
For example, if you’re using a flashlight that requires a high amount of power for short bursts, a CR123 battery may be a better choice due to its higher discharge rate. On the other hand, if you’re using a device that requires a lower amount of power over a longer period of time, an 18350 battery may be a better choice due to its higher capacity.
Ultimately, the best choice of battery will depend on the specific application and the user’s individual needs and preferences. It’s important to carefully consider all of the factors involved before making a decision.
Rechargeability
18350 Rechargeability
18350 batteries are rechargeable, which means they can be used multiple times before needing to be replaced. They are commonly used in electronic devices that require a high-energy output, such as flashlights, lasers, and vape mods.
When it comes to recharging an 18350 battery, it is important to use a compatible charger and follow the manufacturer’s instructions carefully. Overcharging or undercharging the battery can lead to damage or even explosion. It is also recommended to use a high-quality charger that has built-in safety features, such as overcharge protection and short-circuit protection.
CR123 Rechargeability
CR123 batteries are primary batteries, which means they are not rechargeable and must be replaced after use. While they are known for their long shelf life and high energy output, the cost of constantly replacing them can add up over time.
If you want to use rechargeable batteries in a device that requires CR123 batteries, there are some options available. One option is to use rechargeable CR123 batteries, also known as RCR123 or 16340 batteries. These batteries have a similar size and voltage to CR123 batteries but can be recharged multiple times. However, it is important to note that not all devices that use CR123 batteries are compatible with rechargeable alternatives.
Another option is to use an 18650 battery with a CR123 battery adapter. While this setup may work in some devices, it is important to check the manufacturer’s recommendations before using it.
In summary, 18350 batteries are rechargeable and can be used multiple times with the proper care and maintenance. CR123 batteries, on the other hand, are primary batteries and must be replaced after use, but rechargeable alternatives are available. It is important to follow the manufacturer’s recommendations and use compatible batteries and chargers to ensure the safety and longevity of your devices.
Price Comparison
When it comes to choosing between 18350 and CR123 batteries for your flashlight, one important factor to consider is the price. Let’s take a closer look at the cost of these two types of batteries.
CR123 batteries are widely available in stores and online, but they can be quite expensive. A package of two CR123 batteries at a local store can cost around $10, making the cost per battery about $5 each. Even when purchased in bulk online, they can still cost a minimum of $1.50 per piece and usually more like $2.00 each.
In contrast, 18350 batteries tend to be more affordable. While prices can vary depending on the brand and seller, they generally cost less than CR123 batteries. For example, a pack of two 18350 batteries can be found for as little as $5 online, making the cost per battery around $2.50.
It’s worth noting that while CR123 batteries may be more expensive, they do tend to have a longer lifespan than 18350 batteries. This means that you may need to replace 18350 batteries more frequently, which could add up over time. However, it’s important to consider both the upfront cost and long-term cost when making a decision about which type of battery to use.
Overall, while CR123 batteries may have a longer lifespan, they are significantly more expensive than 18350 batteries. If you’re looking to save money on batteries for your flashlight, 18350 batteries may be the more cost-effective choice.
Device Compatibility
When it comes to device compatibility, the choice between 18350 and CR123 batteries largely depends on the specific device you are using. While some devices are designed to work with both types of batteries, others are only compatible with one or the other.
CR123 batteries are commonly used in high-performance flashlights, digital cameras, and other electronic devices. They have a standard voltage of 3V and a capacity of around 1500mAh. On the other hand, 18350 batteries have a voltage of 3.7V and a capacity of around 900mAh. While they may not have as much capacity as CR123 batteries, they can still provide ample power for many devices.
One important thing to keep in mind is the size of the battery. CR123 batteries are smaller in diameter than 18350 batteries, so not all devices that are compatible with CR123 batteries will be able to accommodate 18350 batteries. However, some devices that are designed to work with CR123 batteries may also be able to use 18350 batteries with the help of an adapter.
It is important to check the specifications of your device to determine which type of battery it requires. Using the wrong type of battery can damage your device or cause it to malfunction. Additionally, it is important to use high-quality batteries from reputable manufacturers to ensure optimal performance and safety.
Safety Considerations
When it comes to using batteries for flashlights, safety should always be a top priority. Here are some safety considerations to keep in mind when choosing between 18350 and CR123 batteries:
- Battery Chemistry: Both 18350 and CR123 batteries are lithium-ion batteries, which have a higher energy density than other types of batteries. This means that they can store more energy in a smaller space, but it also means that they can be potentially dangerous if not handled properly. It is important to choose high-quality batteries from reputable manufacturers and to avoid using damaged or counterfeit batteries.
- Overheating and Explosion: Lithium-ion batteries can overheat and even explode if they are subjected to high temperatures or if they are short-circuited. This can happen if the battery is damaged, if it is exposed to extreme temperatures, or if it is used with a device that is not designed to handle the battery’s power output. It is important to use batteries that are compatible with your flashlight and to follow the manufacturer’s instructions for safe use.
- Battery Life: Both 18350 and CR123 batteries have a limited lifespan and will eventually need to be replaced. It is important to monitor the battery life of your flashlight and to replace the batteries before they run out of power completely. This will help to prevent damage to the battery and to the flashlight.
- Storage and Transportation: When storing or transporting batteries, it is important to keep them in a cool, dry place and to avoid exposing them to extreme temperatures or moisture. It is also important to keep batteries away from metal objects, which can cause a short circuit. When transporting batteries, it is recommended to use a battery case or holder to prevent damage to the battery and to avoid accidental short circuits.
By following these safety considerations, you can help to ensure that your flashlight operates safely and effectively with either 18350 or CR123 batteries.
Conclusion
After comparing the 18350 and CR123 batteries, it is clear that they have their own strengths and weaknesses. The 18350 offers a higher capacity than the 16340, but still falls short of the CR123A. On the other hand, the CR123A offers a longer shelf life and wider operating temperature range than the 18350.
When it comes to choosing between the two, it ultimately depends on the specific needs of the user. If a higher capacity is required, the 18350 may be the better choice. However, if a longer shelf life and wider operating temperature range are needed, the CR123A may be the better option.
It is important to note that both batteries have their own unique size and chemistry, which should be taken into consideration when choosing a flashlight or other device that requires a specific type of battery. Additionally, it is important to use high-quality batteries from reputable brands to ensure safety and optimal performance.
Overall, both the 18350 and CR123A have their own advantages and disadvantages, and it is up to the user to determine which battery best fits their needs.
Frequently Asked Questions
What is the difference between 18350 and CR123 batteries?
18350 and CR123 batteries are both lithium-based batteries, but they differ in size and capacity. The 18350 battery is smaller in size and has a capacity of around 700-1200mAh, while the CR123 battery is larger and has a capacity of around 1400-1700mAh.
Are 18350 batteries more powerful than CR123 batteries?
No, 18350 batteries are not more powerful than CR123 batteries. While 18350 batteries may have a higher discharge rate, CR123 batteries have a higher capacity and can provide more power over a longer period of time.
Which battery lasts longer, 18350 or CR123?
CR123 batteries typically last longer than 18350 batteries due to their higher capacity. However, the actual lifespan of a battery depends on various factors such as the device being used and the amount of power being drawn.
Can 18350 batteries be used as a replacement for CR123 batteries?
In some cases, 18350 batteries can be used as a replacement for CR123 batteries. However, it is important to check the compatibility of the device and ensure that the battery can provide enough power to meet the device’s requirements.
What devices are compatible with 18350 batteries?
18350 batteries are commonly used in smaller devices such as flashlights, vaporizers, and electronic cigarettes. However, it is important to check the compatibility of the device before using an 18350 battery.
What are the advantages and disadvantages of using CR123 batteries over 18350 batteries?
The main advantage of using CR123 batteries over 18350 batteries is their higher capacity, which allows them to provide more power over a longer period of time. However, CR123 batteries are typically more expensive and may not be compatible with all devices. Additionally, CR123 batteries are not rechargeable, while some 18350 batteries are.