External vs For Hard Drives & SSDs
Side-by-side price per gigabyte comparison across 7 products.
As of March 2026, External averages $0.0281/GB across 1 products while For averages $1.4619/GB across 6 products on BuyPerUnit. External offers 98% better value per gigabyte for hard drives & ssds.
External
Better ValueCheapest Product
External Hard Drive Conversion Box For Series X/S Host M.2 Hard Drive Expansion Card Box For CHSN530 1TB Hard Disk-N33R1TB · $28.11 · newegg
For
Cheapest Product
FOR ES.3 2TB Hard Drive SATA 6Gbps 7.2k 3.5 ST2000NM0033 55FX52TB · $137.32 · newegg
Top Products Compared
| Rank | Brand | Product | Capacity | $/GB | Price | Retailer |
|---|---|---|---|---|---|---|
| 1 | External | External Hard Drive Conversion Box For Series X/S Host M.2 Hard Drive Expansion Card Box For CHSN530 1TB Hard Disk-N33R | 1TB | $0.0281 | $28.11 | newegg |
| 1 | For | FOR ES.3 2TB Hard Drive SATA 6Gbps 7.2k 3.5 ST2000NM0033 55FX5 | 2TB | $0.0687 | $137.32 | newegg |
| 2 | For | for 1pc ES.3 2TB Hard Drive SATA 6Gbps 7.2k 3.5 ST2000NM0033 55FX5 | 2TB | $0.1050 | $210.00 | newegg |
| 3 | For | for 1pc Suitable for 1pc ES.3 2TB Hard Drive SATA 6Gbps 7.2k 3.5 ST2000NM0033 | 2TB | $0.1360 | $272.00 | newegg |
| 4 | For | For 656108-001 655710-B21 7.2K 1T SATA 2.5'' Hard Drive 1TB | 1TB | $0.1368 | $136.77 | newegg |
| 5 | For | FOR DPWC300 SSD PCIE Adapter Card 2 Slot M.2 0NTRCY 023PX6 + 512GB m.2 NVME SSD | 512GB | $0.7682 | $393.30 | newegg |
Which Should You Buy?
Based on current pricing data, External offers better overall value for hard drives & ssds at an average of $0.0281/GB compared to For's $1.4619/GB — that's roughly 98% less per gigabyte.
External's best deal is the External Hard Drive Conversion Box For Series X/S Host M.2 Hard Drive Expansion Card Box For CHSN530 1TB Hard Disk-N33R (1TB) at $0.0281/GB, while For's cheapest option is the FOR ES.3 2TB Hard Drive SATA 6Gbps 7.2k 3.5 ST2000NM0033 55FX5 (2TB) at $0.0687/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 External or For cheaper per GB for hard drives & ssds?
As of March 2026, External averages $0.0281/GB compared to For at $1.4619/GB. External is approximately 98% cheaper per gigabyte on average.
How many External and For hard drives & ssds does BuyPerUnit track?
BuyPerUnit currently tracks 1 External products and 6 For products in the hard drives & ssds category, all ranked by price per gigabyte.
What is the cheapest External hard drives & ssd per GB?
The cheapest External option is the External Hard Drive Conversion Box For Series X/S Host M.2 Hard Drive Expansion Card Box For CHSN530 1TB Hard Disk-N33R at $0.0281/GB ($28.11 for 1TB).
What is the cheapest For hard drives & ssd per GB?
The cheapest For option is the FOR ES.3 2TB Hard Drive SATA 6Gbps 7.2k 3.5 ST2000NM0033 55FX5 at $0.0687/GB ($137.32 for 2TB).