
Western Digital WD Green
Score: 63/100
Fanxiang S101
Score: 62/100Rankings

The WD Green 1TB SATA SSD offers up to 545 MB/s sequential reads with ultra-low power consumption, making it a cost-effective choice for laptops and secondary storage. Its DRAM-less architecture and modest 400 TBW endurance limit performance for demanding tasks, and it's less suited as a primary boot drive. Best for budget-conscious users needing basic storage and long battery life.

The Fanxiang S101 1TB SATA SSD offers an affordable upgrade path for older laptops and desktops, delivering up to 550 MB/s read speeds with reliable TLC NAND. Its limitations include the SATA III bandwidth ceiling and lack of advanced features such as DRAM cache or hardware encryption. It is best suited for budget-conscious users needing a simple storage boost on legacy systems.
| Attribute | ![]() | ![]() |
|---|---|---|
1,000 GBbest | 1,000 GBbest | |
545 MB/s | 550 MB/sbest | |
525 MB/sbest | — | |
400 TBbest | — | |
1,000,000 hoursbest | — | |
0 MBbest | — | |
| ↓ lower better | 0.08 Wbest | — |
3 years | 5 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Connectivity(1) | ||
Interface | SATA III 6Gb/s | SATA III |
Performance(2) | ||
Sequential Read Speed (MB/s) | 545 MB/s | 550 MB/s |
Sequential Write Speed (MB/s) | 525 MB/s | 470-520 MB/s |
General(1) | ||
Warranty (years) | 3 years | 5 years |
Design & Build(3) | ||
Form Factor | 2.5" 7mm | 2.5" |
Weight (g) | 32.6586 g | 45.4 g |
Dimensions (L×W×H) (mm) | 100.6x69.9x7.1 mm mm | 100×69×7 mm mm |


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

Professional reviewers position the WD Green 1TB as a budget-oriented SATA SSD that excels in power efficiency and price, but its DRAM-less design and modest endurance make it unsuitable for high-performance or write-heavy scenarios.
General users praise the drive for its rapid game loading, smooth everyday performance, and easy installation, seeing it as a solid value for a 2 TB capacity. Recurring concerns revolve around thermal throttling without a heatsink and occasional slowdowns during long write operations, especially for those expecting flagship-level consistency.

Professional reviewers consider the S101 a solid, low-cost option for users who need a simple SATA upgrade. While it delivers the expected speed gains over HDDs, its SATA III bandwidth and lack of premium features make it unsuitable for performance-critical workloads, and external use via USB shows markedly lower speeds.
