Western Digital
NVMe SSD
Western Digital WD Blue 4TB SN5100 NVMe
4TB · NVMe · M.2
Available capacities:
1TB$172.03best $/GB here4TBviewingbest $/GB here
Current Price
$499.99
All-Time Low
$244.99
Oct 2025
All-Time High
$919.99
Mar 2026
90-Day Average
$489.58
Price per GB: $0.122/GB · below the segment median, good value for NVMe SSD (median: $0.181/GB)
Above its recent average
Current price is 2% above the 90-day average.
Price Analysis
At $0.122/GB, it runs below the current NVMe SSD average of $0.181/GB.
Price History
Price history data licensed from Keepa. Prices update every few hours.
Price history table13 periods
Recorded low, average and high for every period with data.
| Period | Low | Average | High | Days |
|---|---|---|---|---|
| Oct 2025 | $244.99 | $286.54 | $309.99 | 7 |
| Nov 2025 | $249.99 | $278.32 | $299.99 | 3 |
| Dec 2025 | $319.99 | $356.66 | $399.99 | 3 |
| Jan 2026 | $689.99 | $785.96 | $829.99 | 5 |
| Feb 2026 | $669.99 | $749.99 | $829.99 | 2 |
| Mar 2026 | $919.99 | $919.99 | $919.99 | 1 |
| Apr 2026 | $748.51 | $837.02 | $919.99 | 9 |
| May 2026 | $679.99 | $679.99 | $679.99 | 2 |
| Jun 2026 | $479.99 | $531.99 | $589.99 | 5 |
| Jul 2026 | $499.99 | $499.99 | $499.99 | 10 |
| Aug 2026 | $475.53 | $484.86 | $499.99 | 31 |
| Sep 2026 | $479.99 | $483.32 | $529.99 | 30 |
| Oct 2026 | $479.99 | $501.12 | $538.59 | 28 |
Price milestones
Dated events from this product's own tracked history.
- First tracked
- October 2, 2025
- All-time low
- $244.99 on October 27, 2025
- All-time high
- $919.99 on March 2, 2026
- Longest stretch without a real move
- 41 days, March 2, 2026 to April 12, 2026
Compared with similar drives right now
Same capacity and specification, in stock, priced per gigabyte against this one.
| Product | Price | Per GB | vs this |
|---|---|---|---|
| Western Digital WD_Black SN850X 4TB NVMe No Heatsink | $789.99 | $0.193/GB | +58% |
| Silicon Power 4TB UD90 NVMe 4.0 Gen4 PCIe | $534.97 | $0.131/GB | +7% |
| Lexar 4TB NM790 PCIe Gen4 NVMe M.2 | $707.24 | $0.173/GB | +41% |
| Samsung 990 PRO 4TB NVMe | $799.90 | $0.195/GB | +60% |
| Acer Predator GM7 4TB : M.2 2280 PCIe NVMe | $908.88 | $0.222/GB | +82% |
Buy Now
| Retailer | Price | Availability | |
|---|---|---|---|
| Amazon | $499.99 | In Stock | View on Amazon → |
| Newegg | $599.99 | In Stock | View on Newegg → |
Prices may have changed at the retailers since our last check.
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Specifications
- Type
- NVMe
- Capacity
- 4TB
- Form Factor
- M.2
- Price per GB
- $0.12 · 2nd of 19 4TB NVMe M.2 drives
- Brand
- Western Digital
- Part number
- WDS400T5B0E
