
Crucial X8 1TB
Score: 71/100
ADATA SE880 500GB
Score: 88/100Rankings

The ADATA SE880 500 GB delivers flagship-class 2 GB/s speeds in a lightweight magnesium-alloy package, offering broad compatibility but lacking encryption and ruggedness.

The Crucial X8 1TB Portable SSD offers NVMe-class speeds and a rugged aluminum body at a competitive price, but lacks encryption and sees write performance dip after the cache is used.
| Attribute | ![]() | ![]() |
|---|---|---|
1,000 GBbest | 500 GB | |
1,050 MB/s | 2,000 MB/sbest | |
1,000 MB/s | 2,000 MB/sbest | |
| ↓ lower better | 97 g | 31 gbest |
36 months | 60 monthsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Capacity(1) | ||
Storage Capacity (GB) | 1000 GB | 500 GB |
Performance(3) | ||
Interface | USB-C 3.2 Gen 2 | USB 3.2 Gen 2x2 |
Sequential Read Speed (MB/s) | 1050 MB/s | 2000 MB/s |
Sequential Write Speed (MB/s) | 1000 MB/s | 2000 MB/s |
Build & Design(2) | ||
Weight (g) | 97 g | 31 g |
Form Factor | Portable | External SSD |
Warranty(1) | ||
Warranty Period (months) | 36 months | 60 months |
Power & Connectivity(2) | ||
Power Source | Bus-powered | USB |
Included Cable Type | USB-C to USB-C | USB‑C to USB‑C, USB‑C to USB‑A |
Compatibility(1) | ||
Operating System Compatibility | Windows, macOS, Linux, ChromeOS, Android, iPadOS, PS4, Xbox One | Windows, macOS, Linux, Android, Xbox, PlayStation, iPad, iPhone |
Technical Specs(1) | ||
NAND Type | QLC | TLC |


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

Reviewers praise the X8 for delivering NVMe-class speeds, solid build, and thermal design, while noting the lack of hardware encryption and activity LED.
Users appreciate the fast transfers and build quality, but frequently mention the drop in sustained write speed and missing activity indicator.

Professional reviewers praise the blistering 2,000 MB/s burst speeds and compact chassis, while noting the drop in sustained write performance and the need for a Gen2x2 host.
Everyday users love the lightning-quick transfers and pocket-size design, but complain about speed drops on large files and the absence of encryption.
“solid and stable performance after long-term use.”

“perhaps the fastest SSD with the most storage for the least price.”

“no longer available on the market.”


