
Kosbees External HDD 500GB
Score: 57/100
Aocesk 2TB Portable SSD
Score: 80/100Rankings

The Aocesk Portable Mobile SSD is an aluminum enclosure for M.2 SATA SSDs, offering up to 2 TB (or user-installed up to 4 TB) of storage with USB 3.1 connectivity and smart hibernation. While its build quality and flexibility are strong points, the lack of NVMe support and modest USB-3.0 speeds limit its appeal for high-performance users.

The Kosbees 500 GB portable HDD offers a slim, lightweight design with USB 3.0 performance and broad device compatibility, making it a budget-friendly option for gamers and students. It lacks hardware encryption and provides modest capacity, so it suits casual storage rather than high-security or high-capacity needs.
| Attribute | ![]() | ![]() |
|---|---|---|
500 GB | 2,000 GBbest | |
120 MB/s | 625 MB/sbest | |
103 MB/s | 625 MB/sbest | |
12 monthsbest | — | |
| ↓ lower better | 0.231 kgbest | — |
| ↓ lower better | 81 mm | 33 mmbest |
| ↓ lower better | 14 mm | 8 mmbest |
| ↓ lower better | 119 mm | 102 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Connectivity(1) | ||
Interface | USB 3.0 | USB 3.1 |
Performance(2) | ||
Sequential Read Speed (MB/s) | 120 MB/s | 625 MB/s |
Sequential Write Speed (MB/s) | 103 MB/s | 625 MB/s |
Compatibility(1) | ||
Operating System Compatibility | exFAT | Windows, macOS, Android, iOS |
Build & Design(3) | ||
Width (mm) | 81 mm | 33 mm |
Height (mm) | 14 mm | 8 mm |
Depth (mm) | 119 mm | 102 mm |
Storage(2) | ||
Storage Capacity (GB) | 500 GB | 2000 GB |
Drive Type | HDD | SSD |



Professional reviewers note that the Kosbees drive delivers the expected performance of an entry-level 5400 RPM portable HDD, with solid build quality and a price-point that undercuts name-brand competitors. They praise its plug-and-play simplicity and console support, but criticize the lack of encryption, the need for Mac reformatting, and its limited suitability for high-end workloads.
Everyday users rate the drive highly for its lightweight feel, ease of use on Windows, and reliable game storage on PS4/Xbox One. Common complaints involve the capacity display mismatch, the requirement to reformat for macOS, warmth during prolonged use, and the absence of accessories or backup software.

Professional reviewers view the Aocesk enclosure as a niche, DIY-focused product; its aluminum construction and smart hibernation are modest strengths, but the USB 3.0/3.1 interface and lack of NVMe support are major drawbacks compared to modern portable SSDs.
Everyday users praise the slim metal design, plug-and-play ease, and ability to reuse existing M.2 SATA SSDs, while complaining about confusion over it being an enclosure only and the slower-than-expected transfer rates.
“Works perfectly with my PS4 - transferred all my games in minutes”

“Very lightweight and fits in my pocket - great for college”

“Wish it came pre-formatted for Mac”

