Today's Biggest Seagate External Hard Drive Price DropsAugust 2020

In total we found 139 external hard disk ranging from $40 to $780. A new external hard drive costs on average $184 and 80% of external hard disk are priced between $75 and $349. The LaCie Rugged Mini - 500GB is the cheapest external hard drive at only $40, and G-Technology G-Raid - 12Tb is the most expensive at $780.

We have analysed 150 expert reviews and 1,650 user reviews for external hard disk and used this data to determine the average rating for each brand of external hard drive. The top three external hard drive brands are Western Digital, Seagate and Buffalo. Western Digital has an average rating of 90%, Seagate has an average rating of 84% and Buffalo has an average rating of 75%.

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

We found 56 current offers for external harddisks from Adorama making it the biggest external hard drive retailer. That is slightly bigger than the second biggest retailer, Overstock for whom we found 50 current offers for external harddisks. The third biggest retailer is Target with 1 current external hard drive offers.

The chart below helps you decide which retailer is normally cheapest for buying external hard disks. For each retailer it shows the total number of external hard disks where they currently have a market leading price. The chart below helps you decide which retailer is normally cheapest for buying external hard disk drive. 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. 44 of their external hard drive prices were the cheapest that could be found anywhere.

Assessing how cheap each retailer is for external hard drives 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. 88% of their external hard drive prices were the cheapest that could be found anywhere.

New external hard disk drives drop in price by an average of 1% in the first 6 months after they were first released.

If you are prepared to wait then you could save an average of $3 on a typical $184 new external hard drive 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 harddisk to be released in is between June and July. That means that most of the latest external hard drive technology was released in within the last 3 months, and now is good time to buy. Last year most new external hard drive were released in July, with seven new external hard drive released that month. In June 2018, 59 new external hard drives were released making it the biggest month that year for new external hard drive releases. April was the biggest month in 2017 for new external hard disk, with 28 new external hard disk released that month.

Check our detailed external hard drives buying guides including:

• 5 best external hard drives 2020
• 5 best external hard drives under $500
• 5 best external hard drives under $300
• 5 best external hard drives under $200
• 5 best external hard drives under $100