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Introducing Portable HDD

Portable hard drives, which are used for backup and extra storage in addition to transportation, are comparable in capacity to many internal hard drives, Portable drives offer more performance. The portable hard drive is powered by a USB connection instead of external drives meant for settled desktop use, which draw power from the wall. Due to its lack of moving parts, lower power consumption, and increased resistance to physical damage, portable SSDs are also quieter.


Portable hard drives are a subcategory of external drives. All portable drives are external drives, but not all external drives are portable. They are designed to emulate the drives found in laptop PCs. Powered through a USB connection to a computer, they are built to be small, lightweight, and easy to carry.

Therefore, they are ideal for people who need to transport their data frequently. However, that convenience comes at a cost. Due to their small size, portable HDDs can’t match the capacity or speeds of traditional external drives.

Popular Brands of Portable HDD

Historically more than 200 companies have been producing these device, among those prominent brands are Western DigitalToshibaTranscendSeagate and Adata. If you consider the types we have 1TB, 2TB, 3TB and 4TB types in the variety at best price.

Types of Portable HDD

There are several different types of external hard drives available today including SATA (Serial ATA), USB, Firewire, and Thunderbolt. Each type has its advantages and disadvantages; for example, USB is typically faster than USB but may not be compatible with older computers.

Size of Portable HDD

Generally portable hard disk is a 2.5 to 3.5 inch form factor or size. So, according to the preference and need, one needs to procure a portable hard disk of a specific size.

External HHDs are essentially desktop hard drives encased in a plastic shell, featuring 3.5-inch disks.Portable HDDs feature a smaller and more streamlined design for easy stashing in a backpack or purse. Mimicking the drives found in laptops, portable HDDs usually come with 2.5-inch disks, spinning at around 5400 RPM (Revolutions Per Minute).


The first thing to consider before buying a portable hard disk is its capacity. Capacity of portable hard disk should be selected as per requirement. However, 1-terabyte and 2-terabyte portable hard disk in particular is used more frequently. Moreover, portable hard disk with up to 12-terabyte capacity is available in Bangladesh.

Data Transfer Rate

Data transfer rate may vary depending on the type of data. However, the maximum data transfer rate of portable hard disks is 5GB/s. Therefore, before buying a portable hard disk, one must check its data transfer rate.


Portable hard disk usually come with USB 3.0, USB 3.1, and USB 3.2 interfaces. Also, some portable hard disks come with USB Type C, USB Type B, and USB Type A interface types. As a result, portable hard disk can be directly connected to mobile, laptop, computer and transfer data.

Advantages of Portable Hard Drives

  • Portable drives offer more performance. Those who utilize portable hard drives may access and store data or exchange files more rapidly because to faster read/write speeds and data transfer rates.
  • The reduction of memory cells is a major factor in the growing popularity of SSDs as portable storage devices.
  • Due to its lack of moving parts, lower power consumption, and increased resistance to physical damage, portable SSDs are also quieter.
  • Certain variants have profiles as tiny as 22×30 mm, which is more than 10 times smaller than the typical 2.5-inch drive.

Disadvantages of Portable Hard Drives

  • People can access important data while they’re on the road with portable drives. There is a price for such convenience.
  • Anyone holding the portable HDD can access the contents on it (assuming the files aren’t encrypted).
  • It may sustain bodily harm from drops or electric shocks.
  • The recovery service costs a lot of money and takes a long time.

Best Portable HDD Shop In Bangladesh From Onix Computer

Onix Computer stands as Bangladesh's largest retail destination for DesktopLaptopMonitorUPSNetworkingTabletGadget, and Gaming. Visit any of our branches for unbeatable deals on your preferred Portable HDD. Additionally, our extensive range of products and services is available on the Onix Computer online store. Choose from a variety of payment methods and enjoy hassle-free EMI options. Our delivery network spans across Bangladesh, ensuring nationwide coverage. Shop with us for convenience, reliability, and exceptional value. 


Q.What factors should I consider when choosing a Portable HDD?

A.Factors to consider include size compatibility, airflow, build quality, design aesthetics, and budget constraints.

Q.Are tempered glass cases more fragile than traditional ones?

A.While tempered glass cases may seem delicate, they are designed to withstand normal handling and provide excellent durability.

Q.Do all Portable HDDs support liquid cooling systems?

A.No, not all Portable HDDs are compatible with liquid cooling setups. It's essential to check for radiator and pump clearance before opting for liquid cooling.

Q.Can I upgrade my Portable HDD in the future?

A.Yes, most Portable HDDs offer sufficient compatibility for future upgrades. However, it's advisable to ensure compatibility with future hardware components.

Q.Are RGB cases just for aesthetics, or do they offer any functional benefits?

A.RGB cases primarily enhance visual appeal but can also serve as indicators for system performance or temperature monitoring through RGB lighting configurations.

Portable Hard Disk Drive Price in Bangladesh 2024

Please find the Portable Hard Disk Drive prices in Bangladesh listed below. The range starts from BDT 5,200৳ and goes up to BDT 126,400৳ with a total of 35 different products available. Out of these, 14 products are currently in stock, and 8 of them are offered at the best discount price. The price list was last updated on 12-07-2024 by Onix Computer.

Adata HD710M Pro 2TB Blue Portable Hard Drive
Save950 ৳
Stock: In Stock Stock: In Stock
    • Capacity 2TB
    • Interface USB 3.2 Gen 1
    • Texture Plastic / Anti-shock silicone
    • Operating Voltage 5°C(41°F) - 50°C (122°F)
Adata HD710M Pro 2TB Camouflage Portable Hard Drive
Save700 ৳
Stock: In Stock Stock: In Stock
    • Capacity 2TB
    • Interface USB 3.2 Gen 1
    • Texture Plastic / Anti-shock silicone
    • Operating Voltage 5°C(41°F) - 50°C (122°F)
G-Technology ArmorATD 2TB USB 3.1 Portable Hard disk Drive
Save1550 ৳
Stock: In Stock Stock: In Stock
      • 2TB Capacity
      • Bus Powered
      • USB 3.1 Gen 1 Type-C Interface
      • Up to 140 MB/s Data Transfer Speed
    G-Technology ArmorATD 4TB USB 3.1 Portable Hard Drive
    Save2450 ৳
    Stock: In Stock