What are external hard disks, why you may need one? Check for details, prices go up!

An external hard disk, also called external hard drive, is a portable storage device that is a MUST have for most computer, smartphone users today. What will you do if your computer or phone crashes? So, external hard disk is the place where you can keep/back-up your important digital documents, photos, videos etc. It connects to a computer—usually via USB, USB‑C, or Thunderbolt—to move large amounts of information between machines.

Types of external HDD
It is a self‑contained drive that lives outside your computer’s case and plugs in like a peripheral. It contains either spinning magnetic platters (HDD) or flash memory chips (SSD), plus a controller and a bridge that converts internal SATA/NVMe signals to USB/Thunderbolt. Portable models are often USB‑powered; larger desktop models may need an AC adapter. They appear as another drive letter/folder you can read, write, and delete from.

HDD vs SSD
HDDs (Hard Disk Drives) use spinning magnetic platters and mechanical read/write heads, making them slower, noisier, and more prone to physical damage, but they are significantly cheaper per gigabyte for large-capacity storage at the moment. SSDs (Solid State Drives) store data on flash memory chips with no moving parts, delivering much faster boot times, file transfers, and application loads while being quieter, more durable, and more energy-efficient. However, SSD failures are also reported.
Also, SSDs cost more per GB and typically offer lower maximum capacities than HDDs, which remain ideal for bulk storage like backups and media libraries. If you plan to edit videos from your hard drive, then SSDs are a must. But, if your aim is just archival then HDDs may be enough.

Keep a copy separately
Internal storage drives of smartphones and laptops may fail. They may alsos get stolen or become damaged, and mistakes happen (accidental deletes, bad updates, ransomware). So, having a copy of your important files is a great idea. Unlike saving on Cloud storage options, an external drive lets you keep offline copies of your important files and even full system images, so you can recover quickly.

Portability and easy sharing
You can plug the same drive into multiple computers (desktop, laptop, even some consoles/TVs) to access or share huge libraries without relying on Wi‑Fi. This is ideal for moving multi‑gigabyte projects, backups, or media collections between locations.

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Complements the cloud
Yes, indeed the cloud storage is more convenient, but there are question marks about the privacy of your files stored there. But it depends on the internet speed, can be slow for large restores, and costs money monthly. External drives give instant access, no recurring fees, and full control/privacy over your data.

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Prices are skyrocketing
Why should you consider buying on now? The prices of all types of HDDs are skyrocketing. You could have bought a 2 TB HDD for aroung Rs 6000. But the same from reputed companies cost over Rs 12,000! With the AI companies bulk-buying the drives the prices are likely to go up.

Here are 5 drives you can consider buying now:

Western Digital WD 2TB Elements

Western Digital WD 2TB Elements
https://www.amazon.in/Seagate-Expansion-2TB-External-HDD/dp/B08ZJG6TVT/ref=sr_1_6?

Seagate One Touch 5TB External HDD with Password Protection

SANDISK 1TB Portable SSD, 800MB/s R, USB 3.2 Gen 2, Rugged SSD

SANDISK Extreme 2TB Portable External SSD, 1050MB/s R, 1000MB/s W, 3m Drop Protection