Kingston A400 480GB
Score: 54/100
Crucial BX500 240GB
Score: 70/100Rankings
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 Kingston A400 480 GB SATA SSD delivers budget-friendly performance improvements over mechanical drives, offering up to 500 MB/s reads and 450 MB/s writes with low power draw. It is ideal for older desktops and laptops that need a simple, cost-effective upgrade.
| Attribute | | |
|---|---|---|
480 GBbest | 240 GB | |
500 MB/s | 540 MB/sbest | |
450 MB/s | 500 MB/sbest | |
160 TBWbest | 80 TBW | |
3 yearsbest | 3 yearsbest | |
| ↓ lower better | 0.279 W | 0.06 Wbest |
| ↓ lower better | 0.195 Wbest | — |
1,000,000 hours | 1,500,000 hoursbest |
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 | 540 MB/s |
Sequential Write Speed (MB/s) | 450 MB/s | 500 MB/s |
Storage(5) | ||
Capacity (GB) | 480 GB | 240 GB |
Form Factor | 2.5-inch | 2.5" |
NAND Type | 3D TLC | TLC |
Endurance (TBW) (TBW) | 160 TBW | 80 TBW |
MTBF (hours) | 1000000 hours | 1500000 hours |
Power & Energy(1) | ||
Active Power Consumption (W) | 0.279 W | 0.06 W |
Design & Build(1) | ||
Weight (g) | 41 g | 60 g |
Products in the top-left offer the best value (high score, low price).
Professional reviewers position the A400 as a budget-friendly, value-driven SSD that revitalises older PCs. They praise its durability, low power draw and ease of installation, while noting the 2-channel controller limits peak performance and that it falls short of premium SATA or NVMe drives in speed and endurance.
Everyday users overwhelmingly appreciate the noticeable speed uplift and simple upgrade path, calling it a "no-brainer" for aging laptops. Common complaints revolve around occasional performance slowdown over time, missing mounting screws, and the drive's unsuitability for heavy-duty tasks.
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.
“No-brainer upgrade for aging laptops.”
“Great value for a simple SSD swap.”
“Performance slowed after months of heavy use.”
