The Canon EOS R3 is a high-performance mirrorless camera that provides photographers and videographers with exceptional image quality and advanced features. With its two memory card slots, photographers have the convenience of saving their files on either a CFexpress Type B slot or a UHS-II SD slot. The CFexpress slot is recommended for high-resolution video recording and continuous filming, while the SD slot is ideal for backup storage and less time-critical shooting.
When it comes to selecting the best memory cards for the Canon EOS R3, there are various factors to consider. The type of memory card and its speed capabilities can significantly impact the camera’s performance and the quality of the files saved. This article will provide you with a list of the top recommended CFexpress and SD memory cards for the Canon EOS R3, along with their key features and benefits
Best Memory Cards for Canon EOS R3
CFexpress Type B Memory Cards for Canon EOS R3
CFexpress Type B memory cards are the recommended memory card type for the Canon EOS R3 when it comes to high-speed continuous shooting and 6K video recording. These cards are capable of reading and writing data at incredibly fast speeds, making them ideal for the high-performance needs of the EOS R3.
Here are our top recommended CFexpress Type B memory cards for the Canon EOS R3:
| CFexpress Cards (Type B) | Max. Read Speed | Max. Write Speed | Buy Now |
| Delkin Devices POWER CFexpress Type B Card | 1730 MB/s | 1540 MB/s | Amazon |
| ProGrade Digital Cobalt Series CFexpress Card | 1700 MB/s | 1500 MB/s | Amazon |
| Sony TOUGH CFexpress Memory Card Type B | 1700 MB/s | 1480 MB/s | Amazon |
| Wise Advanced CFX-B Series CFexpress Card | 1700 MB/s | 1550 MB/s | B&H |
| Delkin Devices BLACK CFexpress Type B Card | 1645 – 1760 MB/s | 1400 – 1710 MB/s | B&H |
| ProGrade Digital Gold Series CFexpress Card | 1700 MB/s | 1400 – 1500 MB/s | Amazon |
| SanDisk Extreme PRO CFexpress Card Type B | 1700 MB/s | 1200 – 1400 MB/s | Amazon |
| Hoodman Steel CFexpress Card | 1700 MB/s | 1,400 MB/s | Amazon |
| Lexar Professional CFexpress Type-B Card | 1750 MB/s | 1,000 MB/s | Amazon |
UHS-II SD Memory Cards for Canon EOS R3
While CFexpress Type B memory cards are the preferred option for high-speed continuous shooting and 6K video recording, UHS-II SD memory cards are a great backup option or for less time-critical shooting. These cards are more affordable and widely available than CFexpress Type B cards, making them a great option for photographers on a budget.
Here are our top recommended UHS-II SD memory cards for the Canon EOS R3:
| UHS-II SD Cards | Max. Read Speed | Max. Write Speed | Buy Now |
| Sony SF-G Tough UHS-II SD Card (V90) | 300 MB/s | 299 MB/s | Amazon |
| Kingston Canvas React Plus UHS-II SD Card (V90) | 300 MB/s | 260 MB/s | Amazon |
| ProGrade Digital UHS-II SDXC Card (V90) | 300 MB/s | 250 MB/s | Amazon |
| Delkin Devices Power UHS-II SDXC Card (V90) | 300 MB/s | 250 MB/s | Amazon |
| Delkin Devices BLACK UHS-II SDXC Card (V90) | 300 MB/s | 250 MB/s | B&H |
| Lexar Professional 2000x UHS-II Card (V90) | 300 MB/s | 260 MB/s | Amazon |
| SanDisk Extreme PRO UHS-II SD Card | 300 MB/s | 260 MB/s | Amazon |
| Hoodman Steel 2000x SDXC UHS-II Card | 300 MB/s | 260 MB/s | B&H |
| Sony SF-M Tough UHS-II SDXC Card (V60) | 277 MB/s | 150 MB/s | Amazon |
| ProGrade Digital UHS-II SDXC Card (V60) | 250 MB/s | 130 MB/s | Amazon |
| Sony SF-E Series UHS-II SDXC Card (V60) | 270 MB/s | 120 MB/s | Amazon |
| Lexar Professional 1667x UHS-II SD Card (V60) | 250 MB/s | 90 MB/s | Amazon |
