Best SD & CFexpress Type A Memory Cards for Sony a7S III

The new Sony a7S III is one of the best selling full frame mirrorless cameras for videography. In order to shoot 4K video at 120p, you’d better get a fast memory card for Sony a7S III. a7S III has two memory card slots, both support UHS-II SD memory cards and CFexpress Type A memory cards. Accessories Tested has reviewed and tested latest memory cards, and below are top recommended ones for Sony a7S III:

Best CFexpress Type A Cards for Sony a7S III:

Currently, only Sony, Delkin Devices, ProGrade Digital have released CFexpress Type A cards, these cards has max read speed at 800MB/s, and max write speed at 700MB/s.

Best UHS-II SD Cards for Sony a7S III:

Since the CFexpress Type A cards are very expensive, you may also consider UHS-II SD memory cards, these cards are also top recommended cards for Sony a7S III. Currently the fastest & toughest UHS-II SD memory card is Sony’s best selling SF-G UHS-II Tough SD card, this card has fastest read speed at 300 MB/s & write speed at 299 MB/s. You can take a look at recommended UHS-II SD cards for Sony a7S III below:

Best UHS-I SD memory cards for Sony a7S III:

The UHS-I SD memory cards are much cheaper than CFexpress and UHS-II SD cards. Currently the fastest UHS-I SD card is from SanDisk, the SanDisk Extreme PRO UHS-I SDXC card has max read speed at 170MB/s and max write speed at 90MB/s. Take a look at recommended UHS-I SD cards for Sony a7S III: