Amazon Prime Day 2021: The best storage, SSD and flash drive deals on day 2 (Update: Expired)

Update: Prime Day 2021 has ended, so the following deals are no longer valid. Check out our ZDNet Recommends hub for a better look at the latest deals available — including roundups of the best products for businesses and professionals. 

Prime Day has arrived, and now could be a great time to upgrade your digital storage solutions.

Vendors offer flash sales and discounts on storage solutions every year. These include hard disk drive (HDD), hardware for upgrading towers and traditional PCs to Solid State Drives, a more reliable storage option. 

This will make it easier to shop for storage. ZDNetThis list includes the best Amazon bargains that were found during and after the sale event. There are still some sales and discounts available. If the past few years are any indication, some products will still be very affordable.

Our top picks will continue to be updated throughout the event. So keep checking back for more of our best deals. 

Take $40 off


Prime Day 2021: Get a Western Digital Red Plus NAS internal HDD storage device for $40 off 

This model has a capacity of 6TB and 5640 RPM. It also features a SATA 6Gb/s interface. 

Amazon: $129

$200 Off


Crucial X6 4-TB SSD is another portable storage option. This 2.5-inch premium storage option has a USB-C-supporting product and read speeds of up 800MB/s. It can be used with a variety mobile devices and PCs.

Amazon: $289

Save $65


G-Technology is also participating in Prime Day with a discount on the ArmorATD, a portable drive with a 4TB capacity, USB-C/USB-3.0/Thunderbolt 3 compatibility, and a triple layer of protection as well as shock protection. The ArmorATD works with both Mac and Windows. 

Amazon: $104

$24 Off


The Samsung EVO Select MicroSDXC Card, which has a storage capacity up to 256GB and a transfer rate of 100MB/s, is another digital storage option. 

Amazon $25

$19 Off


SanDisk is a popular brand that is frequently on the Prime Day shopping event sales lists. 2021 is no exception. There are many discount options available for different memory card types, but the Ultra MicroSDXC is a standout with 256GB of storage and 120MB/s transfer speed. 

An adapter is included. 

Amazon: $28

$28 off


Amazon Prime members get a discount off the Seagate IronWolf Pro NAS Internal Drive. This drive offers 4TB storage and SATA 6Gb/s 7200 RPM. It also has a 128MB cache.

Amazon: $118

$70 off


A WD My Passport Ultra is a portable storage solution that works with Apple Mac products. This year, the price is $65. 

This device is available in blue or silver and has a 5TB storage capacity. It also supports USB 3.1 compatibility. 

Amazon: $94

More Prime Day 2021 deals

These are some other deals that were available during Prime Day. We will keep you updated if any deals are changed or products sell out.

  • Samsung EVO Select512GB microSDXC Card with Adapter, $61.99, $38
  • SanDisk Extreme MicroSDXC 256GB card with adapter, $34, $11
  • SanDisk microSDXC card 256GB, designed for Nintendo Switch, $37.99 – $8
  • WD Black 500GB NVMe internal gaming SSD drive, $89.99, $65,
  • 4GB flash drives, 10-pack, $19.99 – $5 off
  • SanDisk 512GB Ultra Fit USB 3.0 flash drive, $47.99, 10% off


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