Best Vape Batteries 2021: Reviews & Buyer’s Guide

1. Samsung 25R 2. MiOne Brands 3. Samsung 30Q
Samsung 25R Best Vape BatteriesMiOne Brands Slim Battery - StainlessSamsung 30Q INR18650 3000mAh Battery

Vaping devices are battery-operated systems that people often use to inhale an aero-solution containing some chemicals, flavorings, or sometimes nicotine. A few examples of vaping devices are e-vaporizers, e-cigarettes, electronic nicotine delivery systems, etc. These vape devices function with battery-powered technology, so that you can carry them around and enjoy your vape whenever you feel like.

However, the battery that you choose should be good in quality, so that it can charge quickly and give you the vape for long. If you are confused about what are the best vape batteries, then here is a guide to help you choose the best vape battery with all the needed features.


Not all vape devices can run with the same kind of batteries. Every machine is made with specific functions and requirements, according to which you have to choose your rechargeable vape batteries. In this guide, we are providing you a list of 10 best vape mod battery options available in 2020, along with a brief buying guide and a few frequently asked questions about these batteries. First of all, let’s have a look at the top 10 vape batteries best known for their performance and durability.

Top 10 Best Vape Batteries 2021

1. Samsung 25R 18650 2500 mAh 20A Battery

Samsung 25R Best Vape BatteriesSamsung needs no introduction, especially when it comes to electronic devices. The 25R is a vape battery that is famous for its high capacity, which is 2500 mAh. It is one of the best vape batteries 18650 having a continuous discharge rate of 20 Amp. It applies to almost all sorts of applications. This battery will provide you a decent vapor without heating the device or showing any other signals of harm.

The Samsung 25R is one of the best vape batteries available in the market. It has an excellent performance due to its deadly combination of decent CDR, adequate capacity, significant voltage, and moderate operating temperature, that too at an affordable price. The cylindrical shape and rechargeable feature further ensure its quality beyond any question.


  • Better life cycles
  • High voltage and hard-hitting
  •  Has a tremendous Continuous current rate
  •  Has a cold running temperature
  •  Does not need PCB protection


  • The visual appeal of the wrap is not very appealing

2. MiOne Brands Slim Battery – Stainless

MiOne Brands Slim Battery - StainlessThe unique selling proposition (USP) of this battery from the brand MiOne is its slender and compact design, making it perfectly portable. This pocket-size battery is kind of a revolution in the arena of eGo-compatible batteries. It has raised the standard of performance of the devices with its sleek and conveniently small size. This vape battery from MiOne’s Slim series is designed to support all thicker oil concentrates and formulae very well when coupled with the high-powered cartridges to produce an exceptional vaping experience.

Some of the MiOne Slim battery’s unique features that differentiate it from its other competitors include a handy battery level indicator, charging facility with a micro USB port, and three different output settings. The MiOne Slim battery has an in-built 380 mAh internal cell within its small structure. So, if you are searching for an ideal device for vaping in size as compact as a pen, then this product is the one to put an end to all your search.


  •  Convenient size
  •  Sleek and slender design
  •  Can support thicker formulas
  • High power back up for such a small device
  •  USB supported charging system
  •  Tri-color battery indicator


  • The pre-heat function may be troublesome for some users

3. Samsung 30Q INR18650 3000mAh Battery

Samsung 30Q INR18650 3000mAh Battery30Q is another decent rechargeable battery from Samsung compatible with almost all 18650-cell vape devices. It comes in a size of around 2.5 inches in length and 0.7 inches in diameter that support all the battery charger systems and popular vape devices. If we talk about its energy capacity, this Samsung battery comes with 3000 mAh capacity. It is indeed a massive capacity for such a small battery.

The 30Q battery can power up most of the standard vapes that support best 18650 for vape type cells. These cells are mainly intended for the vape devices with sub-ohm coils and not for the high-drain, high-ohm vapes. It is indeed one of the best mid-ranged batteries with standard specifications at an affordable price.


  • Comes at a very affordable price
  •  Capacity up to 3000 mAh
  •  Low heat output
  •  Compatible size for almost all standard vapes


  • Low continuous discharge rate of only 15 Amp

4. Samsung 40T 21700 4000mAh 30A Battery

Samsung 40T 21700 4000mAh 30A BatterySamsung has made some real break-throughs in the world of Li-Ion batteries over the last few years. This 40T cell is one of those examples that explain the truth behind this statement. The features that make this battery stand out as the best vape battery is the balance between its high capacity power output and ultra-high discharge rate without compromise in its performance. It is a revolution indeed in itself, as this feature was not possible in the previous models of batteries. They could only provide either a high power-capacity or a high drain rate. Including both in a single cell was impossible.

This one from Samsung has a 4000 mAh high capacity with a whopping 30 Amp continuous discharge rate. It does not even involve a limit cutoff temperature, so the battery never gets overworked. The Samsung 40T is perhaps the most robust pre-hitting cell with such massive power capacity. This 21700-form cell will bring you peace of mind in its real sense by meeting all your requirements without any significant problem. So, get ready for the best vape experience of your life with this best battery for vape.


  • High capacity of up to 4000 mAh
  •  Massive CDR of 30 Amp
  •  21700 form battery
  •  Does not cause the vape mod to heat up


  • Avoid misusing and keep away from metal surfaces to avoid mishaps

5. Pownergy 20700 3000 mAh 30A

Pownergy 20700 3000 mAh 30AIt is one of the most remarkable and best vape batteries available in the market as of now. When we talk about its unique qualities, it has an excellent power capacity that every vaper strives for. It is a combination of both fantastic features and a high energy back-up. Coupled with that, it has a tremendous continuous discharge rate (CDR). The combination of 3000 mAh power capacity and 30 Amp CDR takes the heart of the vape users.

However, on continuous usage, the batteries can get heated, which is one of the predominant problems of almost all 20700 batteries. So, it is better to give little breaks in between your vaping sessions to prevent the mod from overheating. These batteries can also be used for other cordless machines or flashlights. If you use them properly, these rechargeable batteries will last for an extended period.


  • Great combination of high discharge rate and voltage
  • Li-Ion batteries
  • You can enjoy vaping with it for a more extended period


  • Heating up problem on maximum continuous discharge

6. Davinci Iq Battery

Davinci Iq BatteryThe DAVINCI IQ battery is a standard 18650 type removable battery that is made with Lithium-Ion technology, that makes it the best battery for vaporizer. It can provide 50 to 80 minutes of continuous vaping performance without any problem. It has a power capacity of 3500 mAh, and charges up within 2-4 hours. These batteries are specially designed for the DAVINCI IQ vaporizers.


  • Compact size
  • Sleek design
  • 3500 mAh power capacity
  • Removable Lithium-Ion batteries


  • The price is in a bit higher range

7. Arizer Air Battery

Arizer Air BatteryARIZER is a well-known brand name in the vaping industry, and the ARIZER AIR model is its newest edition. This device provides excellent vapor quality. Although the ARIZER vaporizer comes at a very high price, it has some qualities and features that are worth the investment. This vaporizer is specialized for dry herbs. Some of its cool features include the ceramic heating chamber with a lifetime warranty, adjustable temperature settings, an easy button for operating, and its removable and replaceable battery.

The replaceable batteries need to be changed when they get dry. You do not have to discard the entire vaporizer every time. The Li-Ion batteries have a 3500 mAh capacity for providing one hour of high-quality vaping when they are fully charged. The batteries take around 150 min to recharge again. However, it has a feature that enables you to use the device even while charging.


  • 3500mAh power capacity
  • Can provide vaping for a minimum of 1 hour
  • Lithium-Ion batteries
  • Easy to use


  • Expensive

8. Tesla Sidewinder 2T 2200mAh Battery

Tesla Sidewinder 2T 2200mAh BatteryThere are many vaporizers available in the market. These vapes have an old history, but it is over the last few years that these have become significantly powerful and gained such profound popularity. The Tesla sidewinder 2T model has a dope performance with its 2200 mAh super power-back up. It is a VW battery with a voltage that varies from 3V to 6V with resistance at a minimum of 0.5 ohms and eGo 510 threading.

The electrodes are made of brass-plated silver. The cell has a convenient dimension of 140 mm length and 20mm diameter. Moreover, it incorporates a revolutionary rotary knob system. This battery will provide you an upgrade from the cig-a-like mods and enable you to experiment with the variable voltage levels.


  • 2200 mAh power capacity
  • Compatible and convenient size
  • Variable voltage range
  • Unmatched performance


  • Few customers face minor charging problems

9. Samsung 25R 18650 2500mAh 20A Battery

Samsung 25R 18650 2500mAh 20A BatteryIt is a low-range battery from Samsung. We all know that inexpensive batteries always have a higher risk of safety issues and heating issues, but with this branded product from Samsung, you don’t have to worry about such matters. This cell has a 2500 mAh capacity with a combination of 20A continuous discharge rate. This combination will give you the desired heat, but it can lose power quite faster on constant usage. The charging time is also speedy.

These batteries have an extra outer protective coating that will keep your device safe from overheating. This layer also gives you additional protection from any accident due to leakage in the case of damaged batteries. This particular pack is a set of two Samsung 25R batteries. The Samsung batteries will deliver up to 250 full cycles of charging and discharging before the performance drops to 60% of its initial capacity.


  • Quickly charges up to 100%
  • Has a protective coating
  • Has a CDR as high as 20A
  • High capacity of 2500 mAh


  • Battery life if comparatively short between the charges

10. Grenco Science Hall Of Fame Microg Battery

Grenco Science Hall Of Fame Microg BatteryGrenco Science is almost synonymous with the word ‘quality’ in the world of portable vaporizers. This brand is the manufacturer of many different models of vape pens, vaporizers, and other devices and is most famous for its collaboration with fashion designers and other celebrities for producing uniquely stylish vape pens. The replaceable batteries come with a one year warranty, which is considered a reasonable warranty period for a vape pen.

The batteries are powered with Lithium-Ion technology, due to which they have a long-lasting ability on continuous usage for up to 2 hours. It is longer than any other vape pens available in the market in the same price range. The rechargeable and replaceable batteries have a power capacity of 2200 mAh and can recharge between 120 minutes and 180 minutes. Moreover, the device starts hitting up within just 30 seconds.


  • Ergonomic structure
  • Small and lightweight design
  • Heats up very fast


  • High price

Factors To Look For When Buying Best Vape Battery

Being careful while buying a vape battery to fulfill your vape device’s requirements and capacity is essential. To be precise, here are five basic points that you have to keep in mind while purchasing the best batteries for vape.

1. Brand Or The Manufacturer

While purchasing a battery for your device, the brand or manufacturer of the battery is an essential factor to consider. You cannot expect the same performance from every brand. It is better to rely on renowned brands when buying electronic items for better built-quality and longer life. Some of the most reputed brands for vape batteries are Samsung, LG, Panasonic, and Sony. There are some other lesser-known brands too that make quality products. You just need to make sure that the specifications mentioned for the batteries are accurate as they claim to be.

2. Continuous Discharge Rating (CDR)

The CDR rating mentioned on the battery is the maximum amount of current that the particular battery can discharge continuously at a time without any interruption. Having a high current rating is essential while buying a battery, especially if you want to run on a low ohm battery. However, you need to understand the current capacity of your device. If you use a battery with a lower power capacity than your device’s ability, it will cause overheating of the device, as the battery will have to perform beyond its limits to deliver the desired effects. Pushing the limits will potentially increase the risk of battery failure instances. So, choose a battery that has the right capacity according to your device’s needs.

3. Capacity

The capacity of a battery means the amount of energy that can be drawn from the battery during a given time. It is measured in milliampere-hours (mAh). It would be best if you choose the batteries with the highest capacity that your device will be able to support. A high capacity battery will be able to provide power to your device for a more extended period without being recharged.

4. High Voltage

The best vape batteries come with a high voltage capacity. High voltage helps to “hit harder” and deliver a more increased flow of current to the coil, thereby generating more vapor as per your desire. The phrase “hit hard” signifies the voltage that helps a battery sustain midway during its cycle, also known as the voltage sag. Also, you can expect better results if you can combine that with a suitable rig. Different batteries have different voltage capacity. For the regulated mods, a higher voltage is also an advantage, as it will not require the mod to work hard to draw current from the batteries.

Best Vape Batteries

Overheating of a battery is considered a threat to your battery’s lifespan and wellbeing, and it can lead to damage to your device as well. It means that your battery is being pushed too hard against its potential. So, having a battery with a safe temperature operating system is ideal. Heating makes the aging process of the battery faster, and in the worst cases, they may end up exploding. If you have a battery that has started overheating, it is a sign that you need to replace the batteries as soon as possible, as your security must be at the topmost priority.

FAQs on Vape Batteries

Q1. How To Determine A Long Life For A Vape Battery?

If you are looking for a vape battery with a long-lasting power back up, you should look for the milliamp-hour (mAh) rating instead of looking for the brand rating. It will guide you to choose the longest-lasting vape battery. The higher the mAh rating, the longer you will be able to vape without charging the battery again. A standard battery should have at least 1200 mAh to provide you a moderate vaping for two days. However, if you want an even longer service, you can get batteries up to 2000 mAh.

Another thing that accounts for a longer-lasting battery is its CDR, which refers to the Continuous Discharge Rate. It signifies the maximum amount of power a battery can discharge without any failure. It is essential to check the CDR compatibility of your vape device with the battery. Otherwise, it can cause vent or blow-up of the battery.

Q2. What Are The Different Types Of Batteries For Vaping?

As far as the types of vape batteries are concerned, there are two main types of vaping batteries available and are widely used. One of them is the in-built lithium-ion batteries. These are mainly integrated within the small structured e-cigarettes or the cig-a-likes.

The other type is the replaceable and rechargeable batteries. Here also, you will get two divisions of batteries – 18650, which is the traditional one, and the comparatively new 21700 batteries. As the latter one is relatively new in the market, there are minimal options for batteries of this type. But 18650 cells are manufactured by many big brands, including Samsung, Sony, LG, etc. These batteries are also used for many larger devices like laptops, cars, portable power tools, flashlights, and many more.

It is always better to use the batteries from the reputed brands to be safe from the cheap and duplicate items that are everywhere in the market to deceive you.

Q3. How To Know When I Need To Change The Battery?

There are many indications that will tell when it is time to replace or recharge the batteries. Some of them are:

  • The battery will start getting warmer than usual, both while using and recharging the device.
  • It would be best if you change the batteries anyway every 2 to 3 years.
  • It is taking abnormally longer to recharge the batteries.
  • You need to immediately change the battery if you notice any deformity or crack on the battery.
  • The batteries lose charge faster even when lying on the shelves.

If you are having any of these issues with your batteries, it is time you should get rid of them, or you will be putting yourself at risk as it can explode anytime, causing you potential harm.

Q4. What Are The Vape Batteries Made From?

Usually, the vape batteries are made of lithium. It is the same material that we use for our wall clocks and cameras. Lithium is known to retain power for a more extended period than any other material. That is why the manufacturers prefer this material.

Q5. How The Vape Mod Works On These Batteries?

If we explain the process in the easiest possible way, we can say that the battery starts heating up at the very beginning, which causes heating up of the liquid inside the tank of the vaporizer or the vape mod. Quickly after that, it starts producing vapors that you can inhale.

Choosing The Best Vape Battery For Your Vape Mod Or Vaporizer

In the conclusion of the entire discourse above, we can only say that every vaping device’s requirements and its users are different from one another. The best vape battery manufacturers of these batteries produce each of their products while keeping different target consumers in their minds. If you are new to this habit or just want to experience it once in a while, you should go for the disposable batteries, as they will not cost you hefty prices. But if you are someone with a regular habit of using vapes, then the rechargeable batteries will be your best option. They will not only last for a more extended period, but also give you a better vaping experience and save a lot of your money.