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Toshiba EXCERIA PRO M501 MicroSDXC Card Review

Storage/Other by stefan @ 2017-08-13

The EXCERIA PRO M501 card from Toshiba has proven itself as being one of the speediest from the bunch we have tested so far, succeeding to even surpass the Lexar Professional 1800x read speeds in some usage environments. Write-wise however, the Lexar Professional distances itself quite a bit, offering speeds around 197MB/s, while the EXCERIA PRO M501 can go up to 130MB/s when writing large files, very close to the rated manufacturer speeds.

Packaging, A Closer Look

Recently, we have received in our test lab another Toshiba high-speed microSDXC card, which is recommended for shooting in 4K with pro cameras, smartphones or sports cameras, while being available in 16GB, 32GB and 64GB capacities. In terms of speed ratings, the EXCERIA PRO M501 does support UHS speed class 3, while operating on a backwards-compatible UHS-II interface.

The product is shipped inside a small cardboard enclosure, which describes the product capabilities:

Our sample was shipped in a bulk-like packaging, featuring the usual transparent plastic protective enclosure, along with the EXCERIA PRO M501 and its adapter:

The ADP-XS01 adapter is supplied for offering compatibility with devices that use full-size formats; a write lock switch can be also observed here:

On the back area of the adapter, we will be able to observe the gold-plated contacts for the UHS-II interface, but also the extra ones for backward compatibility purposes:

The tiny Toshiba EXCERIA PRO M501 card does feature the total capacity on the top layer, along with the name of the supported standards:

The respective gold-plated pins can be spotted on its back:

For testing the product, we are going to use the Lexar UHS-II compatible USB 3.0 adapter:

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