
Netac Z Slim 500GB
Score: 50/100
SanDisk Dragon Portable SSD 1TB
Score: 60/100Rankings

A budget-friendly, stylish portable SSD with decent 800 MB/s read performance and rugged rubberized design, suited for travelers and casual creators, but limited by slower write speeds and lack of water-proofing.

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 | 800 MB/sbest | |
450 MB/sbest | 400 MB/s | |
3 yearsbest | 3 yearsbest | |
| ↓ lower better | 30 gbest | 40.82 g |
| ↓ lower better | 9 mmbest | 9.91 mm |
| ↓ lower better | 100 mm | 96.77 mmbest |
| ↓ lower better | 294 mm | 46.99 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(2) | ||
Sequential Read Speed (MB/s) | 500 MB/s | 800 MB/s |
Sequential Write Speed (MB/s) | 450 MB/s | 400 MB/s |
Compatibility(1) | ||
Supported Operating Systems | Windows, macOS, Android | Windows 10+, macOS 10.13+ |
Storage(2) | ||
Storage Capacity (GB) | 500 GB | 1000 GB |
Form Factor | 2.5-inch slim | Portable SSD |
Build & Design(4) | ||
Weight (g) | 30 g | 40.82 g |
Thickness (mm) | 9 mm | 9.91 mm |
Length (mm) | 100 mm | 96.77 mm |
Width (mm) | 294 mm | 46.99 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.

“Excellent value for money”

“Faster than expected”

“Perfect for travel”




Professional reviewers note that the Dragon Edition delivers solid read performance and a distinctive look at a budget-friendly price, but point out the slower, unspecified write speeds and the absence of an IP rating as drawbacks compared to higher-end rivals.
Everyday users praise the SSD's speed, portability, and eye-catching design, while complaining about the flimsy cable, slower write speeds, and lack of bundled backup tools.