Canon EOS R8 with ProGrade memory card

Best Memory Cards for Canon EOS R8 (Tested in 2026)

Looking for the right SD card for your Canon EOS R8? Here are the best memory cards for the Canon EOS R8 to help you get the most out of your mirrorless camera.

With a full-frame 24.2MP CMOS sensor and DIGIC X image processor, the Canon EOS R8 records 6K oversampled UHD 4K 60p video, supports 4:2:2 10-bit shooting with C-Log, and handles up to 40 fps continuous shooting. A fast V90 or V60 UHS-II SD card from the list below will keep up with all of that.

Canon EOS R8 Memory Card Recommendations

The Canon EOS R8 features one memory card slot that is compatible with SD cards. However, Eye-Fi and Multimedia Cards (MMC) are not supported. The camera also supports UHS-II memory card speeds, which allow for faster read and write speeds when transferring data.

  • Memory Card Slots: 1 (Eye-Fi and Multimedia cards (MMC) are not supported)
  • Memory Card Type: SD Card
  • Memory Card Speed: UHS-II

Since the Canon R8 can shoot in 4K with Canon Log, video shooters will want to use UHS-II speed cards for the best video quality.


Best UHS-II SD memory cards for Canon EOS R8

Here are some of the best UHS-II SD cards for your Canon R8. Two of my favorite brands for memory cards are Sony Tough and ProGrade. These are the best option for filming at the highest standards of the camera.

ProGrade Digital SDXC UHS-II V90 300R Memory Card (256GB)
  • SPEED: 300 MB/s Read, Up to 250MB/s Write, UHS-II, U3 Speed Class
Sony TOUGH-G series SDXC UHS-II Card 128GB, V90, CL10, U3,…
  • Tough specs: world’s first one-piece molded construction with high hardness materials have resulted in the world’s highest level of Bend strength, 18 times greater than the SD standard

Best UHS-I SD memory cards for Canon EOS R8

If you don’t plan on shooting large amounts of continuous photos or using advanced video features like 4K or C-Log, you can go with a slower card like a UHS-I card.

SanDisk 256GB Extreme SDXC UHS-I (Slower but much more affordable)

SanDisk 256GB Extreme SDXC UHS-I Memory Card – 150MB/s, C10,…
  • Shot speeds up to 70MB/s, transfer speeds up to 150MB/s requires compatible devices capable of reaching such speeds. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors

Canon EOS R8 SD Card Specifications

Here are the Canon EOS R8 SD card specifications from the official spec sheet, showing compatible storage types, speed classes, and write speeds.

Canon EOS R8 SD Card Specifications

How to Format SD Cards on Canon EOS R8

Formatting memory cards on the Canon R8 couldn’t be easier. Simply head to setup menu 1 (the wrench icon) and you’ll see a “Format card” option. In this menu you can also choose a low level format if you’d like to totally erase all data on the card. Perfect for deleting sensitive photos from the card’s index from being recovered.

I highly recommend formatting your new memory card once you get it to get the best performance from the R8. You’ll also want to make sure your Canon firmware is up to date for the best compatibility.


The right SD card makes a real difference in how the Canon EOS R8 performs, especially when shooting 4K video or burst photos. Any of the cards listed above will serve you well. For full write speed details, check the official R8 spec manual.

After you pick up a great SD card for the R8 I recommend reading over my Canon R8 setup guide.

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