Best Memory Cards for Sony FX3

The Sony ILME-FX3 (B&H/Adorama/Amazon) is Sony’s newest cinema full frame mirrorless camera announced in late February, 2021. Sony FX3 has the same 12MP full-frame Exmor RS BSI CMOS sensor and the BIONZ XR processing engine as Sony a7S III. Like Sony FX6 and Sony a1, FX3 also has two memory card slots, both support CFexpress Type A cards and UHS-II SD cards. Looking for recommended memory cards for Sony FX3 ? We have tested and reviewed latest memory cards, and below are top recommended ones for Sony FX3:

Best CFexpress Type A Card for Sony FX3:

CFexpress Type A cards are ideally suited to high-speed continuous RAW still image shooting as well as 8K 30p & 4K 120p movie recording at high bit rates. If you are going to shoot 4K & 8K videos, CFexpress Type A cards are best choice for Alpha 1. These cards has max read speed at 800MB/s, and max write speed at 700MB/s.

Card Max. Read Speed Max. Write Speed Check Price
Sony Tough CFexpress Type A 800 MB/s 700 MB/s Amazon/B&H/Adorama
Best UHS-II SD Cards for Sony FX3:

Other than CFexpress Type A cards, the best memory card choice for Sony Alpha 1 is UHS-II SD memory cards. 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 FX3 below:

Card Max. Read Speed Max. Write Speed Check Price
Sony SF-G Tough UHS-II SDXC 300 MB/s 299 MB/s Amazon/B&H/Adorama
SanDisk Extreme PRO UHS-II SDXC 300 MB/s 260 MB/s Amazon/B&H/Adorama
Lexar Professional 2000x UHS-II SDXC 300 MB/s 260 MB/s Amazon/B&H/Adorama
Hoodman Steel 2000x SDXC UHS-II 300 MB/s 260 MB/s Amazon/B&H/Adorama
ProGrade Digital UHS-II SDXC 300 MB/s 250 MB/s Amazon/B&H
Delkin Devices Power SDXC UHS-II 300 MB/s 250 MB/s Amazon/B&H
Sony SF-M Tough UHS-II SDXC 277 MB/s 150 MB/s Amazon/B&H/Adorama
Lexar Professional 1667x UHS-II SDXC 250 MB/s 90 MB/s Amazon/B&H/Adorama
Best UHS-I SD memory cards for Sony FX3:

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 FX3:

Card Max. Read Speed Max. Write Speed Check Price
SanDisk Extreme PRO UHS-I SDXC 170 MB/s 90 MB/s Amazon/B&H/Adorama
SanDisk Extreme UHS-I SDXC 150 MB/s 70 MB/s Amazon/B&H/Adorama
Lexar Professional 633x UHS-I SDXC 95 MB/s 45 MB/s Amazon/B&H/Adorama
PNY Elite Performance UHS-1 SDXC 95 MB/s Amazon/B&H/Adorama
Transcend UHS-I SDXC 95 MB/s 60 MB/s Amazon/B&H/Adorama