Tianken vs Western Digital Hard Drives & SSDs

Side-by-side price per gigabyte comparison across 102 products.

As of March 2026, Tianken averages $0.1071/GB across 5 products while Western Digital averages $0.1178/GB across 97 products on BuyPerUnit. Tianken offers 9% better value per gigabyte for hard drives & ssds.

Tianken

Better Value

Avg $/GB$0.1071

Best $/GB$0.0630

Price Range$0.0630 – $0.1749

Products5

Cheapest 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

Western Digital

Avg $/GB$0.1178

Best $/GB$0.0217

Price Range$0.0217 – $1.1990

Products97

Cheapest Product

WD - easystore 18TB External USB 3.0 Hard Drive - Black

18 TB · $389.99 · bestbuy

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	Western Digital	WD - easystore 18TB External USB 3.0 Hard Drive - Black	18 TB	$0.0217	$389.99	bestbuy
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
2	Western Digital	WD - easystore 20TB External USB 3.0 Hard Drive - Black	20 TB	$0.0220	$439.99	bestbuy
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
3	Western Digital	WD 16TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Backup Software - WDBBGB0160HBK-NESN	16 TB	$0.0225	$360.49	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
4	Western Digital	WD 18TB My Book Desktop External Hard Drive, USB 3.0, External HDD with Password Protection and Auto Backup Software - WDBBGB0180HBK-NESN	18 TB	$0.0233	$419.99	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
5	Western Digital	Western Digital 10TB WD Blue Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD100EAGZ	10 TB	$0.0240	$239.99	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 Western Digital's $0.1178/GB — that's roughly 9% 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 Western Digital's cheapest option is the WD - easystore 18TB External USB 3.0 Hard Drive - Black (18 TB) at $0.0217/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 Western Digital cheaper per GB for hard drives & ssds?

As of March 2026, Tianken averages $0.1071/GB compared to Western Digital at $0.1178/GB. Tianken is approximately 9% cheaper per gigabyte on average.

How many Tianken and Western Digital hard drives & ssds does BuyPerUnit track?

BuyPerUnit currently tracks 5 Tianken products and 97 Western Digital 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 Western Digital hard drives & ssd per GB?

The cheapest Western Digital option is the WD - easystore 18TB External USB 3.0 Hard Drive - Black at $0.0217/GB ($389.99 for 18 TB).

Explore More

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