Today's Biggest Seagate External Hard Drive Price DropsDecember 2020

We currently list 133 external hard drives ranging from $49 to $702. On average, a new external hard drive costs $187 and 80% of external harddisks are priced between $76 and $394. The cheapest external hard drive that we found is the Seagate Expansion Portable - 1Tb at only $50, and the most expensive is the ioSafe SoloPRO - 3Tb at $702.

We have checked 137 expert reviews and 1,535 user reviews for external hard drives and used this information to determine the average rating for each brand of external hard drive. The top rated external hard drive brand is Western Digital with an average rating of 89%. The second best brand is Seagate with 87% and the third best brand is Silicon Power with 75%.

Read more in our article what are the best External Hard Drive brands?

We found 80 current offers for external hard disk drives from Adorama making it the biggest external hard drive retailer. That is significantly bigger than the second biggest retailer, Overstock for whom we found 62 current offers for external hard disk drives. The third biggest retailer is Target with 6 current external hard drive offers.

The chart below helps you decide which retailer is normally cheapest for buying external harddisk. For each retailer it shows the total number of external harddisk where they currently have a market leading price. The chart below helps you decide which retailer is normally cheapest for buying external hard disk drives. For each retailer we took all of their prices and looked at what proportion of those prices where the cheapest on the market. The cheapest retailer that we found was Overstock. 53 of their external hard drive prices were the cheapest that could be found anywhere.

Assessing how cheap each retailer is for external harddisks by counting the number of cheapest prices for that retailer, makes the retailers that offer the greatest number of external hard drive prices more likely to offer the greatest number of cheapest prices. The chart below considers the proportion of each retailer's external hard drive prices that are the cheapest compared to other retailers. The cheapest retailer that we found using this approach was Overstock. 85.5% of their external hard drive prices were the cheapest that could be found anywhere.

On average external hard drives drop in price by 0% in the first 6 months after release.

That means that on a typical external hard drive costing $186 you could save on average $1 by waiting 6 months before buying.

Read more in our article How quickly do External Hard Drives drop in price?

The most common period for new external hard disk drive to be released in is between June and July. Seven new external hard disk were released in July 2019 making it the biggest month that year for new external hard drive releases. The biggest month in 2018 for new external hard drive releases was June, with 58 new external hard drive released that month. In April 2017, 28 new external hard drives were released making it the biggest month that year for new external hard drive releases.

Check our detailed external hard drives buying guides including:

• 5 best external hard drives 2020
• 5 best external hard drives under $300
• 5 best external hard drives under $200
• 5 best external hard drives under $100