Tianken vs Wd_black Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 6 products.
As of March 2026, Tianken averages $0.1071/GB across 5 products while Wd_black averages $0.1650/GB across 1 products on BuyPerUnit. Tianken offers 35% better value per gigabyte for hard drives & ssds.
Tianken
Better ValueCheapest Product
Tianken Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Laptop, Mac, Xbox one, PS4, PS5 (1TB)1 TB · $62.99 · amazon
Wd_black
Cheapest Product
WD_BLACK 2TB SN850P NVMe M.2 SSD Officially Licensed Storage Expansion for PS5 Consoles, up to 7,300MB/s, with heatsink - WDBBYV0020BNC-WRSN2 TB · $329.99 · amazon
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | Tianken | Tianken Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Laptop, Mac, Xbox one, PS4, PS5 (1TB) | 1 TB | $0.0630 | $62.99 | amazon |
| 1 | Wd_black | WD_BLACK 2TB SN850P NVMe M.2 SSD Officially Licensed Storage Expansion for PS5 Consoles, up to 7,300MB/s, with heatsink - WDBBYV0020BNC-WRSN | 2 TB | $0.1650 | $329.99 | amazon |
| 2 | Tianken | Tianken Ultra Slim Portable External Hard Drive USB 3.1 Type C HDD Storage for PC, Mac, Laptop, PS4, Xbox one (1TB) | 1 TB | $0.0640 | $63.99 | amazon |
| 3 | Tianken | Tianken 250GB Ultra Slim Portable External Hard Drive 2.5'' HDD USB 3.1 Type-C Storage for PC, Mac, Laptop | 250 GB | $0.0960 | $23.99 | amazon |
| 4 | Tianken | Tianken 160GB Ultra Slim Portable External Hard Drive USB 3.1 Type C HDD Storage for PC, Mac, Laptop, PS4, Xbox one | 160 GB | $0.1374 | $21.99 | amazon |
| 5 | Tianken | Tianken 120GB Ultra Slim Portable External Hard Drive USB 3.1 Type C HDD Storage for PC, Mac, Laptop, PS4, Xbox one | 120 GB | $0.1749 | $20.99 | amazon |
Which Should You Buy?
Based on current pricing data, Tianken offers better overall value for hard drives & ssds at an average of $0.1071/GB compared to Wd_black's $0.1650/GB — that's roughly 35% less per gigabyte.
Tianken's best deal is the Tianken Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Laptop, Mac, Xbox one, PS4, PS5 (1TB) (1 TB) at $0.0630/GB, while Wd_black's cheapest option is the WD_BLACK 2TB SN850P NVMe M.2 SSD Officially Licensed Storage Expansion for PS5 Consoles, up to 7,300MB/s, with heatsink - WDBBYV0020BNC-WRSN (2 TB) at $0.1650/GB.
However, price per GB isn't everything — consider factors like warranty, performance specs, and your specific capacity needs. Check individual product pages for detailed specifications.
Frequently Asked Questions
Is Tianken or Wd_black cheaper per GB for hard drives & ssds?
As of March 2026, Tianken averages $0.1071/GB compared to Wd_black at $0.1650/GB. Tianken is approximately 35% cheaper per gigabyte on average.
How many Tianken and Wd_black hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 5 Tianken products and 1 Wd_black products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest Tianken hard drives & ssd per GB?
The cheapest Tianken option is the Tianken Ultra Slim Portable External Hard Drive USB 3.0 HDD Storage for PC, Laptop, Mac, Xbox one, PS4, PS5 (1TB) at $0.0630/GB ($62.99 for 1 TB).
What is the cheapest Wd_black hard drives & ssd per GB?
The cheapest Wd_black option is the WD_BLACK 2TB SN850P NVMe M.2 SSD Officially Licensed Storage Expansion for PS5 Consoles, up to 7,300MB/s, with heatsink - WDBBYV0020BNC-WRSN at $0.1650/GB ($329.99 for 2 TB).