
Netac Z Slim 500GB
Score: 50/100
Crucial X9 2TB
Score: 66/100Rankings

The Crucial X9 2TB Portable SSD offers up to 1050 MB/s read speeds via USB-C 10 Gbps, a lightweight 32 g design and shock resistance, but lacks water/dust protection and hardware encryption.

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 | 1,920 GBbest | |
500 MB/s | 1,050 MB/sbest | |
450 MB/s | 960 MB/sbest | |
3 yearsbest | 3 yearsbest | |
| ↓ lower better | 30 gbest | 32 g |
| ↓ lower better | 9 mmbest | — |
| ↓ lower better | 100 mm | 65 mmbest |
| ↓ lower better | 294 mm | 50 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 Gen 2 (USB-C) |
Sequential Read Speed (MB/s) | 500 MB/s | 1050 MB/s |
Sequential Write Speed (MB/s) | 450 MB/s | 960 MB/s |
Compatibility(1) | ||
Supported Operating Systems | Windows, macOS, Android | Windows, macOS, Linux, Android, iPadOS, Xbox Series X|S, PlayStation 5 |
Storage(1) | ||
Storage Capacity (GB) | 500 GB | 1920 GB |
Power(1) | ||
Power Source | USB | Bus-powered |
Build & Design(3) | ||
Weight (g) | 30 g | 32 g |
Length (mm) | 100 mm | 65 mm |
Width (mm) | 294 mm | 50 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, led by PC Gamer's 84/100 score, praise the X9 for its strong read performance, compact design, and excellent price-to-speed ratio, while noting the lack of USB4, IP protection, and hardware encryption.
Everyday buyers rate the X9 between 4.5 and 5 stars, highlighting its speed, portability, and ease of use, with occasional complaints about performance drops and lack of water/dust resistance.
“Excellent value for money”

“Faster than expected”

“Perfect for travel”


