Best 18650 Batteries for Vaping 2024

The 18650 battery is a lithium-ion rechargeable battery with a specific size. The numbers in “18650” are indicative of the battery’s dimensions. In this case:

  • “18” represents the diameter of the battery in millimeters.
  • “65” represents the length of the battery in millimeters.
  • “0” indicates that the battery is cylindrical in shape.

So, an 18650 battery is approximately 18 millimeters in diameter and 65 millimeters in length, and it is typically a cylindrical cell. These batteries are commonly used in a wide range of electronic devices, including laptops, flashlights, electric vehicles, and various portable electronic gadgets due to their high energy density and rechargeable nature. They are also used in some DIY and hobbyist projects because of their availability and reliability.

18650 is one of the most common batteries used in e-cigarettes. These are the most accessible, reliable, extensively tested, and most commonly used batteries in vape mods.

There are also some consoles that use 20700 and 21700 batteries, but due to their larger size, we rarely see them in dual-battery consoles. The 18650 is more cost-effective and compact. Most manufacturers still rely on 18650s because of their smaller size and their ability to stand the test of time.

Because of the wide application of 18650 batteries, a large number of 18650 brands have emerged on the market. Choosing the best 18650 battery for vaping isn’t easy. That’s why we’ve created a list of the best 18650 batteries for e-cigarettes to help make this easier for you.

It is not uncommon for 18650 batteries to be counterfeited, and improper use can cause fires, so try to choose a reputable seller and battery brand. Of course, it is equally important to choose the right charger for daily use and avoid over-discharging or overcharging the battery to ensure safe and effective use.

Molicel P28A

Molicel P28A Best Values

Molicel P28A is one of the best-performing 18650 batteries. It has a capacity of 2800mAh and a CDR of 35A. Great for vape mods, this battery performs great in high-drain devices.
Samsung 25S

Samsung 25S Best Values

Samsung 25S is mainly designed for high-power consumption applications and is suitable for various devices that require high current output. Capacity: about 2500mAh, continuous discharge current: about 25A, maximum discharge current: short burst usually 35A
Epoch 3000P 18650

Epoch Batteries 3000P Best Values

Epoch Batteries 3000P 18650 battery is one of the best e-cigarette batteries! With a 3000mAh capacity and 15A CDR, it can meet the high power consumption needs of vape devices. Double-wrapped for added protection.
Sony Murata VTC5D 18650

Sony Murata VTC5D Best Values

The Sony Murata VTC5D is an excellent 18650 battery with a capacity range of 2700mAh, it is rated at 25A, Murata also provides a 35A temperature limit rating for this battery. This means that as long as the battery temperature does not exceed 90°C (very hot), you can use it at up to 35A.
Samsung 30Q 18650

Samsung 30Q Best Values

The Samsung 30Q is a high-capacity 18650 battery that boasts a massive 3,000 mAh energy capacity and can discharge up to 15 amps continuously without any temperature limitations. It is a good choice for daily use.


  1. Size: The “18650” designation refers to the battery’s dimensions, with an 18mm diameter and a 65mm length, making it a cylindrical cell.
  2. High Energy Density: 18650 batteries have a high energy density, which means they can store a significant amount of energy in a relatively compact form.
  3. Rechargeable: These batteries are rechargeable, which makes them a cost-effective and environmentally friendly power source since they can be used multiple times.
  4. Voltage: A typical 18650 battery provides a nominal voltage of 3.7 volts. Some variations may have different voltage ratings.
  5. Capacity: The capacity of 18650 batteries can vary, but they typically range from 2000mAh to 3500mAh or more. Higher capacity batteries can provide more extended usage between charges.
  6. Versatility: 18650 batteries are used in a wide range of devices, including laptops, flashlights, portable power banks, electric vehicles, e-cigarettes, drones, and other portable electronic gadgets.
  7. Standardization: These batteries have standardized dimensions, making them interchangeable in devices designed to accommodate 18650 cells.
  8. Safety: Modern 18650 batteries often include safety features to protect against overcharging, over-discharging, and overheating.
  9. High Discharge Rates: Some 18650 batteries are designed for high discharge rates, making them suitable for applications like power tools and vaping devices.
  10. Long Cycle Life: With proper care and maintenance, 18650 batteries can have a long cycle life, lasting for hundreds of charge and discharge cycles.

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