The deal is part of a broader promotion that includes a wide range of SanDisk microSD cards, from the modest 64GB to the generous 256GB, but it’s the 256GB model that’s the most popular and best-rated ...

Amazon is rivaling SanDisk with high-quality micro SD cards at great value. Skip to content ... which is a steal in comparison to SanDisk’s identical 128GB model at $16.99.

As you can see in the chart below, the SanDisk Extreme and Lexar 633x cards were much faster than any of the competitors. The Galaxy Note 3's SD card speeds seem to max out at around 20MBps both ...

In our chart above, we find the Sandisk Extreme 64GB microSDXC sitting well above the competing product from Patriot Memory, in-fact we have a full 20MB/s separating the two cards in AVCHD testing.

MicroSD cards are about the size of your fingernail, but they’re capable of storing way more stuff than, say, 3.5″ floppy disks of yore. Every … ...