![]() ![]() ![]() If you’re currently working on a laptop with 512 gigabytes of storage, that’s about half a terabyte. You can think of a single terabyte as storing about 250,000 photos taken with a 12 megapixel camera 250 movies or 500 hours of HD video or 6.5 million document pages. The external hard drives on our list are available in sizes ranging from 1 to 12 terabytes, though there are even larger ones on the market that are more expensive and overkill for the average home user.Ī terabyte (TB) is a unit of digital data that is equal to about 1 trillion bytes of information. Most desktop hard drives are powered through a separate power adapter. The difference is desktop hard drives are bigger and a little bulkier than portable drives, but you usually get a lot more storage for the same amount of money. On the other hand, if you are just going to keep your hard drive connected to a computer at all times, choose a desktop model. Play icon The triangle icon that indicates to play ![]() The smallest portable drive on our list, the Samsung SSD T7, is smaller than a deck of playing cards. The downside is that portable hard drives tend to have smaller capacities than desktop models and are usually powered through the USB port on your computer. ![]() These models are smaller and more rugged than desktop hard drives. If you plan to haul your external hard drive around in a backpack or bag when traveling or commuting, then a portable hard drive is the way to go. What to Look for in an External Hard Drive Portable or Desktop? Since then, I’ve been a devotee of external hard drives. And about two years ago, when a problem surfaced that could have ended badly, I was able restore my whole operating system with minimal fuss. After not one but many unfortunate losses, I finally learned how important it is to own an external hard drive. Over the years, I have lost critical files several times due to either malfunctions or viruses. Show more The Expert: As a tech journalist whose work has appeared in outlets such as The Los Angeles Times, Reuters, Time, and The Atlantic, I’m very protective of my writing and photography. ![]()
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