Capacity: 160GB 250GB 320GB 500GB 750GB 1TB 2TB. 160GB≈149GB, 250GB≈232GB, 320 GB ≈ 298 GB, 500 GB ≈ 465 GB, 750 GB ≈ 698 GB, 1 TB ≈ 931 GB, 2TB ≈ 1.81TB, 4 TB ≈ 3.63 TB，6 TB ≈ 5.45 TB，8 TB ≈ 7.27 TB，10 TB ≈ 9.09 TB，12 TB ≈ 10.91 ТB，14 TB ≈ 12.73 TB，16 TB ≈ 14.55 TB，18 TB ≈ 16.37 TB.
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Portable External Hard Drive HDD bag New Carrying 500GB 1TB 2TB Case Bag for WD My Passport Ultra seagate
Aliexpress UK
For example a "2TB" portable USB 3.0 hard drive being sold for £19.99 or a "8TB" being sold for £29.99 or less! Simply connect the USB lead cable to the portable hard drive and plug the other end to a USB port.
eBay
KESU HDD 2.5 Inch Portable External Hard Drive 250GB 320GB 500GB 1TB USB3.0 Storage Compatible for PC Mac Desktop MacBook
Aliexpress UK
This 2TB Western Digital portable hard drive is incredibly easy to use. External Portable 2TB USB 3.0 Hard Drive and USB Connector Cable. Compatible with: ✅ Xbox 360 / Xbox One/S/X. 2TB 500,000 500,000 ~440 ~4,000,000+.
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SomnAmbulist HDD 2.5Inch Portable External Hard Drive 250GB 320GB 500GB 1TB USB3.0 Storage Compatible for PC Laptops TV PS4 Xbox
Aliexpress UK
Keep your digital files safe and secure with this Toshiba External Hard Drive. Its sleek black design and compact size make it perfect for on-the-go storage needs. This external portable hard drive is perfect for anyone looking to expand their storage capacity.
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UnionSine HDD 2.5 Inch Portable External Hard Drive 250GB 320GB 500GB 1TB USB3.0 Storage Compatible for PC Mac Desktop MacBook
Aliexpress UK
External USB hard drive, used but kept in immaculate condition.
eBay
KODAK X200 External SSD Hard Drive HD Externo 1TB USB3.1 Mini Portable SSD 256B 512GB 1TB for Laptops Smartphone PS4 PC MAC TV
Aliexpress UK
Capacity: 250GB, 320GB, 500GB, 750GB, 1TB, 2TB. 160GB≈149GB, 250GB≈232GB, 320 GB ≈ 298 GB, 500 GB ≈ 465 GB, 750 GB ≈ 698 GB, 1 TB ≈ 931 GB, 2TB ≈ 1.81TB, 4 TB ≈ 3.63 TB，6 TB ≈ 5.45 TB，8 TB ≈ 7.27 TB，10 TB ≈ 9.09 TB，12 TB ≈ 10.91 ТB，14 TB ≈ 12.73 TB，16 TB ≈ 14.55 TB，18 TB ≈ 16.37 TB.
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500GB Portable Gaming Hard Drive Playnite & Retrobat for PS3/PS2/PS1/Wii/WiiU/Switch/MAME External Game HDD with 38200+ Games
Aliexpress UK
eBay
Portable External HD Hard Drive, 1TB,2TB, 4TB,5TB, HDD Memory, USB3.0, High Speed Flash Drive for Laptop, PC, MacBook, PS4, PS5
Aliexpress UK
Digital storage capacity: 4TB. Hard disk interface: USB 3.2 Gen 2, Type C. Installation type: External Hard Drive. 【Safety 】To optimize the current transfer efficiency, the cable has been upgraded to 22 AWG thick copper core.
eBay
GODO 3.5 inch Dual Bay RAID Hard Drive Enclosure,USB3.0 to 3.5" SATA HDDs RAID External Enclosure,RAID 0/1/JBOD/PM Mode,Max 40TB
Aliexpress UK