Seagate · STKM20004002 stores
Seagate Expansion 2TB
Seagate Expansion 2TB by Seagate (model STKM2000400) is a portable HDD (2.5") tracked on PriceSniff.
$78.99
▾ Down 52% vs. 90-day average ($165.79)
Price checked 8h ago · compared across 2 stores
View at Walmart → Compare all 2 stores ⌄Overview
We compare prices across 2 tracked stores, ranging from $78.99 to $169.99. Key specifications: 2 TB capacity, 2.5" form factor, USB 3.0 interface. Across 10 recorded price checks the price has ranged between $78.99 and $189.99, so the history chart below is worth a look before you buy. Compare drives by price per terabyte rather than sticker price, and buy the largest capacity you can use — bigger drives are almost always cheaper per gigabyte. We recheck every store we cover automatically, so the prices above stay current and you can compare offers and catch price drops before you buy.
All 2 tracked prices
| Store | Price | Availability | |
|---|---|---|---|
Walmart | $78.99Best price | In stock | View → |
eBay | $169.99 | In stock | View → |
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PriceSniff tracks the Seagate Expansion 2TB across 2 stores and charts its price history, so you can compare current offers and see whether today's price is a genuine deal. Listed under portable hdd, it is built by Seagate, model STKM2000400. Notable specs include Capacity 2 TB, Form factor 2.5", Interface USB 3.0.
Specifications
- Capacity
- 2TB
- Form factor
- 2.5"
- Interface
- USB 3.0
90-day price history across tracked stores
Over 18 days of tracking, PriceSniff has logged 10 price checks for the Seagate Expansion 2TB. In that time the price has ranged from $78.99 to $189.99, with the lowest seen on Sep 24, 2026. Right now the best price is $78.99 at Walmart, matching the lowest price we've tracked. The lowest price in the past year is $78.99. Today's best price is 52% below the 90-day average of $165.79.
Walmart
View as table
| Date | Price |
|---|---|
| Sep 26 | $78.99 |
| Sep 24 | $78.99 |
eBay
View as table
| Date | Price |
|---|---|
| Sep 25 | $169.99 |
| Sep 22 | $189.99 |
| Sep 21 | $189.99 |
| Sep 20 | $189.99 |
| Sep 19 | $189.99 |
| Sep 18 | $189.99 |
| Sep 12 | $189.99 |
| Sep 8 | $189.99 |
What is the best price for the Seagate Expansion 2TB?
The lowest price PriceSniff is currently tracking is $78.99 at Walmart. Prices update automatically, so the offers table above always shows the latest figure.
Is the Seagate Expansion 2TB a good deal right now?
Yes — at $78.99, it's currently 52% below its 90-day average of $165.79, which makes now a good time to buy.
Which stores sell the Seagate Expansion 2TB?
PriceSniff compares the Seagate Expansion 2TB across 2 stores: Walmart and eBay.
What is the lowest price the Seagate Expansion 2TB has dropped to?
The lowest price PriceSniff has recorded is $78.99, seen on Sep 24, 2026. The price history chart on this page shows how the price has changed over time.
How often does PriceSniff update Seagate Expansion 2TB prices?
PriceSniff re-checks each tracked store on a regular schedule and records every change, building the price history and alerts you see on this page.
