Best Memory Cards for Canon EOS R3
Here are the best memory cards for Canon EOS R3 mirrorless camera, including CFexpress cards (Type B) and UHS-II SD cards.
The Canon EOS R3 has dual memory card slots: 1 x CFexpress (Type B) card slot and 1 x UHS-II SD card slot. The CFexpress Type B slot should be prioritized for 6K video recording and fast continuous shooting and the SD slot is a convenient alternative for backups or less speed-critical shooting. Featuring a 24MP full-frame stacked BSI CMOS sensor and an updated DIGIC X image processor, the Canon EOS R3 (Amazon, B&H, Adorama) is capable of up to 30 fps continuous shooting with an electronic shutter and up to 12 fps with the mechanical shutter, and it supports high-res 6K raw 12-bit internal recording and uncropped 4K 120p 10-bit recording with Canon Log 3. The improved Dual Pixel CMOS AF II with 1,053 AF Points features evolved EOS iTR tracking for subjects such as people, animals, as well as select cars and motorcycles down to EV -7.5. So, Landing between the robust EOS R5 and Canon’s flagship EOS-1D X Mark III, the Canon EOS R3 is designed to satisfy the most demanding expectations in a professional camera – emphasizing speed, performance, and reliability.
Below is our full list of top recommended CFexpress cards and UHS-II SD cards for the Canon EOS R3 mirrorless camera. Hope it can help you get the best out of your Canon EOS R3 camera.
CFexpress Cards | UHS-II SD Cards
Recommended CFexpress Memory Cards for Canon EOS R3
The Canon EOS R3 card slot 1 supports the ultra-fast CFexpress Type B cards that is ideal for 8K, 6K, 4K video and high-speed, high-resolution burst shooting needs. Currently, Delkin Devices CFexpress Card, ProGrade Digital CFexpress Card, Sony TOUGH CFexpress Card and SanDisk Extreme PRO CFexpress are the top choices for you!
Designed for capturing raw 8K, 6K, and 4K video, the ProGrade Digital Cobalt Series CFexpress Cards and the Delkin Devices POWER/BLACK CFexpress cards are super fast choices and they provide read speeds of up to 1730 MB/s and write speeds of up to 1540 MB/s, making them suitable for professional photographers and videographers. And, Offering fast read speeds up to 1700 MB/s along with write speeds up to 1480 MB/s, the Sony TOUGH CFexpress Type B Memory Card is one of fastest memory cards around, and it is ideal for recording a variety of video resolutions, bit-rates, and compressions, as well as uncompressed continuous RAW shooting of fast-moving action such as motorsports and wildlife. In addition, the SanDisk Extreme PRO CFexpress card is also one of the most popular choice if you like recording 4K videos and burst shooting. Below are the top recommended CFexpress Type B cards for Canon EOS R3 mirrorless camera based on the speed and price, just get the one you like!
| 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 | B&H | Adorama |
| ProGrade Digital Cobalt Series CFexpress Card | 1700 MB/s | 1500 MB/s | Amazon | B&H | Adorama |
| Sony TOUGH CFexpress Memory Card Type B | 1700 MB/s | 1480 MB/s | Amazon | B&H | Adorama |
| 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 | B&H | Adorama |
| SanDisk Extreme PRO CFexpress Card Type B | 1700 MB/s | 1200 – 1400 MB/s | Amazon | B&H | Adorama |
| Hoodman Steel CFexpress Card | 1700 MB/s | 1,400 MB/s | Amazon | B&H | Adorama |
| Lexar Professional CFexpress Type-B Card | 1750 MB/s | 1,000 MB/s | Amazon | B&H | Adorama |
Recommended UHS-II SD Cards for Canon EOS R3
The Canon EOS R3 card slot 2 is compatible with the widely available UHS-II SD memory cards. Currently, the Sony SF-G Tough UHS-II SD Card (V90), Kingston Canvas React Plus UHS-II SD Card (V90), ProGrade Digital UHS-II SDXC Card (V90), Delkin Devices Power UHS-II SDXC Card (V90) and Lexar Professional 2000x UHS-II SD Card (V90) are top five fastest and the most popular UHS-II SD cards on the market.
The Sony SF-G Tough Series UHS-II SD card is currently the world’s fastest SD memory card on the market and the top choice for you. Offering maximum read speeds of up to 300 MB/s and maximum write speeds of up to 299 MB/s, the Sony SF-G Tough UHS-II SD card is well-suited for video capture, including 8K, 6K, 4K XAVC S, 60p AVCHD, 3D, HFR, and Full HD video, as well as super fast continuous shooting. Besides, Kingston Canvas React Plus UHS-II SD Card, ProGrade Digital UHS-II SDXC Card (V90), Delkin Devices Power/Black UHS-II SDXC Card (V90) and Lexar Professional 2000x UHS-II Card are another excellent four choices with a little cheaper price and these four cards offer almost the same speed. If you need some budget choice, you can also consider the Sony SF-M Tough UHS-II SD Card (V60) and the ProGrade Digital UHS-II SD Card (V60). Below are the top recommended UHS-II SD cards for Canon EOS R3 mirrorless camera based on the speed and price, just get the one you like!
Don’t own the Canon EOS R3 yet? Just get it at Amazon, B&H, Adorama.
Read more: Best Lenses for Canon EOS R3.