SanDisk Extreme Pro SDXC 256GB: 4 of 6 decision facts sourced.
WD Black SN850X 2TB: 6 of 8 decision facts sourced.
| SanDisk Extreme Pro SDXC 256GB | WD Black SN850X 2TB | |
|---|---|---|
| Price today | Price not yet checked | Price not yet checked |
| Capacity | 256 gigabytes bestbuy.com | 2TB newegg.com |
| Weight | 0.16 ounces bestbuy.com | Not yet sourced |
| Warranty | Limited lifetime bestbuy.com | Not yet sourced |
| Starting MSRP | $120.99 bestbuy.com | Not yet sourced |
Not yet sourced — SanDisk Extreme Pro SDXC 256GB: Power, Dimensions. WD Black SN850X 2TB: Warranty, Starting MSRP. No manufacturer, official or retailer source we read publishes these yet; we don't estimate them.
Verdict: However, the SD card’s rugged, waterproof design and compatibility with cameras make it the better choice for on‑camera storage, especially when a portable, weather‑proof solution is required (SanDisk spec sheet). For a desktop or gaming PC where raw speed matters, the SN850X is the clear winner.
Winner: WD Black SN850X 2TB
SanDisk Extreme Pro SDXC 256GB: 6.5/10
WD Black SN850X 2TB: 8.5/10
| SanDisk Extreme Pro SDXC 256GB | WD Black SN850X 2TB | |
|---|---|---|
| Capacity | 256 gigabytes | 2TB |
| Weight | 0.16 ounces | 7.50g |
| Warranty | Limited lifetime | — |
| Starting MSRP | $120.99 | — |
| Maximum Operating Temperature | 185 degrees fahrenheit | — |
| Maximum Read Speed | 95 megabytes per second | — |
Our pick: WD Black SN850X 2TB.
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