
Netac Z Slim 500GB
Score: 50/100
SSK Portable SSD 1TB
Score: 77/100Rankings

The SSK 1 TB Portable SSD offers a tiered lineup with very high speeds on the high-end model and solid 1050 MB/s performance on the mid-range version. Its aluminum case is lightweight and the drive supports a wide range of operating systems and devices, making it a versatile choice for creators on the go.

The Netac ZSLIM 500GB delivers solid USB 3.2 Gen 2 performance in an ultra-slim, lightweight aluminum case, offering great value for budget-focused buyers, though it lacks rugged features and encryption.
| Attribute | ![]() | ![]() |
|---|---|---|
500 GB | 1,000 GBbest | |
500 MB/s | 1,050 MB/sbest | |
450 MB/s | 1,000 MB/sbest | |
3 yearsbest | 3 yearsbest | |
| ↓ lower better | 30 gbest | 36.6 g |
| ↓ lower better | 9 mmbest | 12.7 mm |
| ↓ lower better | 100 mm | 66 mmbest |
| ↓ lower better | 294 mm | 38 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Interface | USB 3.2 Gen 2 | USB 3.2 Gen2 |
Sequential Read Speed (MB/s) | 500 MB/s | 1050 MB/s |
Sequential Write Speed (MB/s) | 450 MB/s | 1000 MB/s |
Compatibility(1) | ||
Supported Operating Systems | Windows, macOS, Android | Windows, macOS, Linux, Android, iPadOS, iOS, PS5, Xbox |
Storage(2) | ||
Storage Capacity (GB) | 500 GB | 1000 GB |
Form Factor | 2.5-inch slim | Portable |
Power(1) | ||
Power Source | USB | Bus-powered |
Build & Design(4) | ||
Weight (g) | 30 g | 36.6 g |
Thickness (mm) | 9 mm | 12.7 mm |
Length (mm) | 100 mm | 66 mm |
Width (mm) | 294 mm | 38 mm |


Products in the top-left offer the best value (high score, low price).

Professional reviewers note that while the Netac ZSLIM 500GB lacks premium features like IP-rating or encryption, it punches above its weight in core performance, offering near-advertised speeds and a compelling price-to-performance ratio.
Everyday users praise the SSD for its speed, portability, and value, often highlighting how quickly it moves large files compared to traditional flash drives. Common complaints revolve around speed drops on extended transfers, the need for a proper USB-C cable, and occasional confusion about the actual usable storage space.

Professional reviewers praise the SSK SSD for its blazing-fast transfer rates, solid aluminum construction, and feature set that includes TRIM, S.M.A.R.T., and a high-speed SLC cache, positioning it as a strong competitor to flagship drives like the Samsung T7 and SanDisk Extreme Pro.
Everyday users consistently highlight the drive's speed, portability, and reliability, calling it "lightning fast" and "incredible speed and great value," while a minority report occasional speed throttling and confusion over advertised specifications.
“Excellent value for money”

“Faster than expected”

“Perfect for travel”


