SanDisk 256GB Extreme PRO SD UHS-I Card (250MB/s)

Specifications

Capacity

256GB

Interface

SDXC UHS-I U3 V30

Form Factor

SD

Read Speed

250 MB/s

Write Speed

170 MB/s

Endurance

—

Warranty

10 years

Brand

SanDisk

Price / TB

$363.24/TB

Value Score Breakdown

Our Verdict

The 256GB Extreme PRO doubles the capacity of the 128GB Extreme PRO already active in this category at the same 250MB/s read / 170MB/s write spec, making it the card to reach for when you need both speed and capacity — 4K/6K video capture, RAW burst photography, or professional use where dropped frames aren't an option. At $92.99 it's a real step up in price over the 256GB Ultra above, and that premium buys meaningfully faster sustained writes, which matters for anyone recording video directly to the card rather than just storing files. With 1,154 reviews at 4.8 stars and SanDisk's 10-year warranty, it's the highest-performance card in this lineup. For casual use where write speed isn't the bottleneck, the 256GB Ultra covers the same capacity for $33 less.