Lexar Silver GO

The creator-value pick — up to 250 MB/s read (with a compatible reader), up to 135 MB/s write (180 MB/s from 256GB), and U3/V30/A2 for 4K and apps, with a limited lifetime warranty. The headline read speed needs a compatible reader and smaller capacities write slower, but it's excellent fast, 4K-capable performance at a competitive price.

The Lexar Silver GO is a strong option for content creators who want high speed at a competitive price — for 4K video, action cameras, drones, and handheld gaming. Lexar rates it for up to 250 MB/s read (with a compatible reader) and up to 135 MB/s write on 64GB and 128GB cards, rising to 180 MB/s on 256GB and larger, with U3, V30, and A2 ratings. It resists water, shock, X-rays, and magnets, and carries a limited lifetime warranty. The headline read speed needs a compatible reader, and the faster write speed starts at 256GB, but for fast, 4K-capable performance at a competitive price, it's excellent.