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Types of Laptop Batteries: Which Is the Best Laptop Battery?

Michael Picco
Michael Picco

Technical Director - Energy & Environment

Batteries these days are one of the essential components of electronic products and are used in virtually all portable devices, including laptops. Considering they are the most crucial components, it’s not surprising that the current battery market has reached billions of USD, and it keeps increasing thanks to the advancement of technology and the development of new types.

Currently, there is a wide range of batteries that laptops use. The most popular types include Nickel Cadmium, Nickel Metal Hydride, and Lithium-ion, but do you know which type the best laptop battery is? Read on to learn how each type differs from others and which is the best laptop battery.

laptop battery replacement

3 Types of Laptop Batteries Available in The Market

There are three main types of laptop batteries available on the market. The different types use diverse technologies and have their pros and cons. In order to help you find the best laptop battery, we will show you detailed information about the types of laptop batteries.

  1. Nickel Cadmium

Nickel Cadmium was a popular one for laptops several years ago, but now only a few laptops use this battery. This is because the environmental impact of disposal of this toxic Nickel Cadmium has contributed so greatly. Therefore, for many countries and regions, Nickel Cadmium can only be used for replacement purposes or required types of new equipment like medical devices.


  • Relatively long life
  • Deliver high current output
  • It can be operated over a wide range of temperatures


  • Be harmful to the environment
  • Cost is relatively higher on per watt-hour basic
  • These batteries lose their capacity cycle by cycle easily

2. Nickel Metal Hydride

Nickel Metal Hydride used to be one of the most common laptop batteries. It is a rechargeable battery typically used as a common substitute for similar shape non-chargeable alkaline batteries. Below are some advantages and disadvantages of Nickel Metal Hydride.


  • High-power capacity
  • Relatively higher energy density
  • Cost-effective choices for alkaline batteries
  • Easy to charge


  • Fast charge is not available
  • The rate of discharge is high
  • Low number of cycles
  • More expansive than Nickel Cadmium
internal laptop battery

3. Lithium-ion

Lithium-ion is the most popular type of laptop battery available on the market. It is being widely used by a majority of laptop manufacturers because of its various benefits. The Lithium-ion battery is often considered the best laptop battery with its rechargeable capability and wide application areas. The following are some main pros and cons of Lithium-ion laptop batteries.


  • Very efficient and supports fast charging
  • Very low power discharge rate
  • Eco-friendly, high-energy density, and lightweight
  • Long cycle life
  • Wide range of operating temperatures
  • Cost-effective choices 
  • Almost no maintenance


  • Flammable if subjected to heat
  • Uneven product quality if you choose an unreliable supplier

Overall, when you compare these three common types of laptop batteries, it becomes clear that Lithium-ion batteries are superior. They are considered the best laptop battery as they have a lot of pros and minor cons. 

LESY: Your Best Laptop Battery Supplier

Overall, if you want a quality laptop batteries replacement, look for Lithium-ion batteries. Lithium-ion batteries are far superior to other types available on the market and offer great value for money. However, not all lithium battery manufacturers are equal. For the best experience, you must choose a reputed and reliable supplier. LESY is a wholesale laptop battery supplier you can depend on in terms of quality, customer service, peace of mind, and more.

LESY laptop battery

Founded in 2018, we are a well-known manufacturer and distributor of high-quality Lithium-ion batteries and ODM/OEM customized service. As a premier laptop battery supplier, we excel at offering a large selection of durable and safe batteries to meet the high standards of customers. Our quality management system ensures that all our batteries pass ISO-9001 and other industry certifications so you get the product you deserve.

LESY is the company you can rely on for quality laptop batteries replacement and the best laptop battery. Feel free to contact us to get more detailed information about our company and our products.

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