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3 Ways to Test External Hard Disk Transfer Speed

This guide will comprehend three methods to test external hard disk transfer speed. By following these methods, users can regularly check the performance of their external hard drives.

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Updated by Roxanne on Sep 01, 2023

When data transfer from an external hard drive takes a long time, it might be annoying. Regularly testing your hard drive's transfer speed is advised to prevent such problems and ensure peak performance. EaseUS will provide step-by-step instructions to test external hard disk transfer speed using built-in or third-party tools in this guide.

How to Test External Hard Disk Transfer Speed – 3 Ways 

This section will look at three methods for testing an external hard disk's transfer speed. We'll go into each approach and analyze it carefully to decide which is best for your needs. We advise beginners to try the first method because it is the most effective and straightforward option.

Let's examine these tested methods in detail from the comparison table below and see which suits your needs.

⏱️Duration 5-15 Minutes
💻Goal Test External Hard Disk Transfer Speed
🧰Preparation Computer, External hard drive, EaseUS Partition Master 
🔒Difficulty

✔️[Easy] Test External Hard Disk Transfer Speed via EaseUS Partition Master 

✔️[Medium] Test External Hard Disk Transfer Speed using Task Manager

✔️[Complex] Test External Hard Disk Transfer Speed through CMD

🛠️Tools 
  1. Way 1. Test External Hard Disk Transfer Speed via EaseUS Partition Master 
  2. Way 2. Test External Hard Disk Transfer Speed via Task Manager 
  3. Way 3. Test External Hard Disk Transfer Speed via CMD

This post contains multiple methods that can resolve your problem. Share it on social media to help other users in the same need:

 

Way 1. Test External Hard Disk Transfer Speed via EaseUS Partition Master 

EaseUS Partition Master offers the excellent capability to test hard disk transfer speed in real-time. Users may quickly operate it due to its user-friendly interface. The tool provides live statistics and identifies all essential metrics that may influence the hard disk's speed. This "DiskMark" feature helps monitor your hard drive's read & write rate, temperature, storage space, and more.

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All you need to do is download and install it on your Windows system, then follow the steps.

Step 1. Launch EaseUS Partition Master. And click the download button to activate the "DiskMark" feature under the "Discovery" section.

click the download button of diskmark

Step 2. Click on the drop-down box to choose the target drive, test data, and block size.

select a drive

Step 3. Once everything is configured, click "Start" to begin the disk test. Then, you can see the Sequential or Random read/write speed, I/O, and Delay data.

click start

Advantages of EaseUS Partition Master

  • DiskMark feature for accurate results compared to other methods.
  • Test hard disk transfer speed, I/O speed, delay speed, etc.
  • Compatible with all Windows operating systems.
  • Quick and accurate results with easy speed testing.

Way 2. Test External Hard Disk Transfer Speed via Task Manager 

Another easy way to test the drive speed of your external hard drive is by using Windows Task Manager. It delivers quick but limited results regarding the transfer speed. Here are the steps to follow:

Step 1: Press the Windows key and head to the search bar.

Step 2: Type "Task Manager" in the search bar and click the task manager app to open it.

type task manager in the search box

Step 3: Once opened, navigate to "Performance" from the left menu.

navigate to performance

Step 4: Select the external drive from the list to see its read and write transfer rate in kb/s. 

slect the target external hard disk

Please note this method only delivers your hard drive's basic transfer rate. To know more comprehensive results, install EaseUS Partition Master.

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Way 3. Test External Hard Disk Transfer Speed via CMD

You may quickly test the transfer speed of your external hard disk with Command Prompt if you have some basic computer experience and knowledge. It is a built-in utility to provide detailed disk information in no time. However, we recommend running it as an administrator tool to prevent data loss. Follow the instruction to learn how it works:

Step 1: Go to the search box of the taskbar and type "Command Prompt."

Step 2: Right-click the first option and select "Run as administrator."

click cmd and run it as administrator

Step 3: Type the following command to test the transfer speed of your external hard drive.

winsat disk -drive c - 

Note* Replace the "C" with the letter of your External drive.

enter winsat command

It displays a detailed analysis of the transfer speed of your selected disk. Although the procedure is quick and easy, we do not advise using CMD if you are unsure of inserting the correct command.

If you are confused about the specific steps, you can check this video for more information:

Why Should We Test External Hard Disk Transfer Speed? 

External hard drives are designed to store and share multiple data types. When users need to access the data from an external hard drive, the read and write, performance depends on the transfer rate of that drive. Thus, you should test the external hard disk speed to see if it performs at its best. Using a compatible hard drive testing tool, you can evaluate the speed and overall performance of the external drive. For instance, a USB 3.0 external hard drive should be able to read and write data at a rate of between 100 and 150 MB/s. 

Here are the most common reasons why an external hard drive speed test is essential:

  • Ensure Performance: Testing the transfer speed enables users to ensure the finest performance of the drive. It helps to understand how quickly the disk responds to the read and write commands. 
  • Analyzing Multiple Problems: Testing your external hard drive's transfer speed will help you find the cause of any issues with speed or sluggish data transfers. If the transfer speed is much slower than expected, there may be issues with the disk, like corrupted areas, bad sectors, loose connections, etc. 
  • Prevent Data Loss: Testing the transfer speed helps assess the efficiency of the data transfer process. You can follow the appropriate steps to prevent your data from being unexpectedly lost if you notice the performance is slower than usual. Slow transfer speeds can increase the chance of data loss or corruption, especially when working with large files or mass data transfers. 
  • Identifying Hardware Issues: An external hard disk's transfer speed test help to locate potential bottlenecks in the data transfer process. You can determine whether the external hard drive's limitations are caused by it or other elements, such as the connection interface or the computer's hardware capabilities. 

Conclusion 

In short, testing an external hard disk's transfer rate offers helpful information about how well it performs, aids in problem diagnosis, facilitates drive comparison, and ensures reliable and effective data transmission. So this article covers three practical tools to test the external hard disk transfer speed. Windows'Windows' CMD and Task Manager can check your external drive's basic read and write rate. To get complete test results and manage your drive's best performance, you can install EaseUS Partition Master. If you are interested in what other scenarios can EaseUS Partition Master apply to, read the related article in the following links:

FAQs About How to Test External Hard Disk Transfer Speed 

Please follow this FAQs section for further questions about Test External Hard Disk Transfer Speed.

1. How to calculate the transfer speed of a hard drive?

Simply install EaseUS Partition Master and click the Discovery section. Choose DiskMark to calculate the transfer speed of your hard drive. Select your drive > test data > block size > Start. 

2. How fast is the Seagate 2TB external hard drive?

The speed of the Seagate 2TB external hard drive is influenced by the USB port type being utilized. It can transfer data at a maximum rate of 480 Mbits per second over USB 2.0 and 4.8 Gbits over USB 3.0.

3. How to check my SSD read speed?

Use the user-friendly EaseUS Partition Master to get exact speed information. Open the application, select "Discovery," pick your SSD external hard drive from the list, select the "Disk Mark" option, select the "test data" and "block size," and then click "Start" to begin the test.

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About the Author

Updated by Roxanne

Roxanne is one of the main contributors to EaseUS and has created multiple posts on digital devices like PCs, Mobile phones, tablets, Mac, etc. She loves to share ideas with people of the same interest.

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