
Crucial BX500 240GB
Score: 70/100
SanDisk Extreme 500GB
Score: 35/100Rankings

The Crucial BX500 240 GB is a budget-focused SATA SSD that delivers a noticeable speed boost over traditional hard drives while keeping power consumption low, but its DRAM-less design and lack of encryption limit its suitability for heavy workloads.

The SanDisk Extreme Portable SSD 500 GB offers near-top-tier NVMe speeds in a rugged, IP55-rated case with built-in hardware encryption, making it ideal for creators on the move. Some users note a flimsy USB-A adapter, occasional early failures, and thermal warm-up under heavy use.
| Attribute | ![]() | ![]() |
|---|---|---|
240 GB | 500 GBbest | |
540 MB/s | 1,050 MB/sbest | |
500 MB/s | 1,000 MB/sbest | |
80 TBWbest | — | |
3 years | 5 yearsbest | |
| ↓ lower better | 0.06 Wbest | — |
1,500,000 hoursbest | — | |
| ↓ lower better | 60 g | 52 gbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Sequential Read Speed (MB/s) | 540 MB/s | 1050 MB/s |
Sequential Write Speed (MB/s) | 500 MB/s | 1000 MB/s |
Interface | SATA III | USB 3.2 Gen 2 |
Security(1) | ||
Hardware Encryption | false | true |
Storage(2) | ||
Capacity (GB) | 240 GB | 500 GB |
Warranty Period (years) | 3 years | 5 years |
Design & Build(2) | ||
Weight (g) | 60 g | 52 g |
Thickness (mm) | 7 mm | 9.6 mm |

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

Professional reviewers view the BX500 as a solid, low-cost SATA SSD that meets basic performance expectations but falls short of Crucial's own MX500 in endurance, security, and warranty. The DRAM-less design keeps price down but limits sustained performance.
Everyday users praise the immediate speed uplift, quiet operation, and low power draw, especially when upgrading legacy machines, while complaints focus on setup quirks and desire for a longer warranty or accessories.

“dramatic improvements in system responsiveness after replacing HDDs”




Professional reviewers commend the Extreme Portable SSD for delivering near-top tier performance (1050 MB/s) in a rugged, IP55-rated package, emphasizing its suitability for 4K video editing and secure data handling. They note the absence of a metal heatsink as the main drawback, but conclude that passive cooling is adequate for typical use cases.
Everyday users love the SSD's tiny footprint, durability, and speed for photo/video backups, often highlighting the handy carabiner loop. Complaints focus on occasional early failures, a flimsy USB-A adapter, the default exFAT format, and the device warming under heavy use.