Advantages and disadvantages of hard disk drive

A hard disk is a short form of hard disk drive called as an HDD. The term hard drive is referred to as the actual disks inside of the drive. However, the terms hard disk ad hard drive is seen as a referring the same thing. it is a non-volatile memory hardware device. it is used to retrieve as well as store the data permanently on a computer. Here this post gives the pros and cons of the hard disk drive to better understand this topic.

Advantages of  HDD:

  • HDD has a large storage capacity.
  • It is small and portable.
  • Its performance is very high.
  • It works faster.
  • Very cheap to produce.
  • Fairly fast to access the data.
  • Easily replaced and upgraded.
  • Persistent storage.
  • It is light in weight.
  • It is fixed inside a computer so cannot be lost.
  • Faster than optical disks like DVD's
  • Lower power.
  • Silent operations.
  • Its sizes are very small.
  • It is portable to uses.
  • The computer can communicate with them easily.
  • It can store data like text documents, pictures, videos, audio, files, etc.
  • It can also store operating system files as well as all software related files.
  • Store items can't lose when the computer switches off.
  • Usually fixed inside a computer so can't get lost.

Disadvantages of HDD:

  • Relies on moving parts.
  • The disk surface can be damaged.
  • Heavy power consumption.
  • It is noisy.
  • Slower read and write speed than RAM.
  • Slower to access than hard disk.
  • It is expensive.
  • The regular head can crash and damage the surface of the disk.
  • It is slower than IAS.
  • If a hard disk is crashes and computer do not work and your data will lose.
  • This disk was inside in computer so it can not easily transfer another computer.
  • If it eventually fails, the whole computer stops working at the same moment or at that time.


A hard disk drive is good for as it can contain a lot of data as it faster than DVDs. It is also to be easily changed which is good as technology is always changing something new to developed, so this is handy. But one of the biggest disadvantages is that, If it crashes and the computer does not work and your data will lose.

We hope that you have got a better understanding of this concept. Furthermore, any quires regarding this concept or some electrical as well as electronics projects give your feedback in the comment section below. 

Explore more information:

1. Advantages and disadvantages of solid-state drive

2. Advantages and Disadvantages of a floppy disk
3. Advantages of the hard disk over a floppy disk
4. Limitations of the hard disk over a floppy disk

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