Our reading: Misleading. The Temu listing advertised as a “4TB portable hard drive case” mixes two products — an empty USB enclosure, and 4TB of storage — in one title. A real 4TB portable hard drive does not sell at impulse-buy prices. Cheap “multi-terabyte” sticks and boxes are a documented fake-capacity scam. We have not opened this exact item.
The claim in the wild
A Google ad for Temu Australia lands on a product titled, in the URL and page heading:
4TB portable hard drive case USB 3.0 interface high-speed tool-free installation compatible with PS4 and office equipment supports file system ideal for gaming video music
The search tag on the ad is “4 tb usb drive.” That is storage. The product name is a case. Those are not the same thing.
What the words actually describe
“Hard drive case” + “tool-free installation” is enclosure language. You supply a 2.5-inch SATA disk; the plastic (or aluminium) shell and USB bridge are what you buy. An honest Australian example: Umart sells a Volans USB 3.0 enclosure “tested with up to 4TB” for $12. The 4TB figure there is a maximum the shell will take, not storage in the box.
“4TB” + “gaming, video, music” + ads for “4 tb usb drive” is a capacity claim. That is a hard drive or SSD you can fill with files. In Australia a known-good 4TB portable HDD — WD My Passport and similar 2.5-inch USB units — has been listing around $180–$309 at specialist and big-box retailers through 2026. Tom’s Hardware, in May 2026, put a US WD My Passport 4TB at about US$165 and a 4TB external SSD at about US$720.
If the Temu price is a fraction of that, you are not being offered a 4TB disk. You are being offered a case, a lie, or a refund lottery.
What people actually receive
We did not buy listing 607654638406350. Other buyers of Temu “4TB external HDDs” did, and opened them.
On 1 May 2026 a Reddit user paid about US$20 for a Temu 4TB external HDD. Inside: no 2.5-inch drive — a microSD reader hot-glued into the lid. Temu refunded “suspiciously easily.” Tom’s Hardware (Jowi Morales, 2 May 2026) ran the teardown. A Temu spokesperson said mismatched goods can be refunded. A refund is not an accurate ad.
The firmware trick is older than Temu. A cheap controller reports 2TB or 4TB to Windows. You copy files; names appear. Past the real chip — often tens of gigabytes — writes are silently discarded. Steve Gibson’s ValiDrive followed twelve cheap Amazon 1–2TB sticks in 2023; every one was fake. Olin Coles at TechPlayboy tested Temu “2TB USB 3.0” sticks in 2024: Windows showed ~1.90TB; ValiDrive found about 69GB.
How to check the next one
- Read “case,” “enclosure,” “tool-free” as: no disk included unless the listing says a drive is in the box.
- Price-check a named brand 4TB portable HDD at a retailer that publishes a model number. If the ad is a small fraction of that, stop.
- Do not trust the size Windows or macOS reports. Run ValiDrive (Windows) or a full write-verify tool such as H2testw / PassMark’s fake-capacity test before you copy anything you care about.
- Weigh it. A 2.5-inch spinning 4TB drive has mass. A glued microSD board does not.
- A fast refund is not proof the next listing is honest.
Same rules, every platform
Gibson’s fakes came from Amazon. eBay has sold the same sticks for years. This is not a Temu-only morality play. It is a listing that uses “4TB” to sell a case — or a chip that lies — to people searching for a drive. Under Australian Consumer Law, the ACCC says the overall impression must be accurate; intent does not matter; silence about a missing disk can mislead. That is the standard. Apply it to every marketplace.
Evidence
| Piece | Status | Why |
|---|---|---|
| This listing is a 4TB hard drive | Not supported | Title says “case”; photo is a generic enclosure; ads target “4 tb usb drive” |
| Empty USB 3.0 2.5-inch cases exist and can take a 4TB disk | True | e.g. Volans VL-UE25S ~$12 at Umart |
| A genuine 4TB portable HDD costs on the order of hundreds, not pocket change | True | WD My Passport 4TB street prices; Tom’s Hardware US$165 |
| Temu “4TB HDD” boxes have been fake | Documented (other SKUs) | Tom’s Hardware / Reddit, May 2026 |
| Cheap “2TB USB” sticks with fake firmware | Documented | ValiDrive (Amazon, 2023); TechPlayboy (Temu, 2024) |
| This exact Temu SKU’s internals | Not opened by us | Needs a purchase + teardown or ValiDrive run |
Sources
- Temu listing (AU): “4TB portable hard drive case…”, goods id 607654638406350. Title and gallery image captured 23 Oct 2026. Live price not independently loaded (page is a script shell).
- Jowi Morales, Tom’s Hardware, 2 May 2026 (Temu comment 4 May 2026). Original post: r/pcmasterrace.
- Steve Gibson, ValiDrive, GRC. Twelve Amazon 1–2TB sticks, all fraudulent (Sept 2023).
- Olin Coles, “Testing Temu 2TB USB Flash Drives”, 30 Sept 2024.
- PassMark, Detecting fake USB drive capacity.
- Umart, Volans VL-UE25S enclosure, $12, “up to 4TB.”
- PriceHound / Australian retailers: WD My Passport 4TB around $199 (early 2026 specialist quotes) to $309 (Kmart/Officeworks, Oct 2026 tracker).
- ACCC, False or misleading claims.
This fact-check may be AI-assisted and can contain errors. Disclaimer.