Best Memory Cards for Canon EOS R3

Looking for the best memory cards for Canon EOS R3? Here are our top recommended & fastest CFexpress cards and SD cards for Canon EOS R3 mirrorless camera.

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 card slot is ideal for 6K & 4K video recording and high-speed, high-resolution burst shooting needs while the SD card slot is a convenient alternative for backups or less speed-critical shooting. Featuring a newly developed 24MP full-frame back-illuminated stacked CMOS sensor and an updated DIGIC X image processor, the Canon EOS R3 (AmazonB&HAdorama) is capable of shooting continuously at up to 30 fps with an electronic shutter and up to 12 fps with the mechanical shutter, and it supports high-res 6K raw 12-bit internal video recording and uncropped 4K 120p 10-bit video recording with Canon Log 3. Both 6K and 5.6K recording areas can also be used for oversampled DCI and UHD 4K shooting with improved sharpness, reduced moiré, and lower noise. Landing between the robust EOS R5 and Canon’s flagship EOS-1D X Mark III, the Canon EOS R3 is an ideal mirrorless camera for nature, wildlife, sports and photojournalism content creators.

So, in order to get the ultra high read speeds (transfer speed) and write speeds (fast buffer clearing time) to get the best out of your Canon EOS R3 camera, here we list the top recommended CFexpress cards and SD cards for the Canon EOS R3 mirrorless camera based on the speed and price. Just choose the one you like.

Recommended Memory Cards for Canon EOS R3

Here are the quick comparison tables of our top recommended CFexpress cards and SD cards for Canon EOS R3 mirrorless camera.

CFexpress Cards:

CFexpress Cards (Type B)Max. Read SpeedMax. Write SpeedBuy Now
Delkin Devices POWER CFexpress Type B Card1730 MB/s1540 MB/sAmazon | B&H | Adorama
ProGrade Digital Cobalt Series CFexpress Card1700 MB/s1500 MB/sAmazon | B&H | Adorama
Sony TOUGH CFexpress Memory Card Type B1700 MB/s1480 MB/sAmazon | B&H | Adorama
Wise Advanced CFX-B Series CFexpress Card1700 MB/s1550 MB/sB&H
Delkin Devices BLACK CFexpress Type B Card1645 – 1760 MB/s1400 – 1710 MB/sB&H
ProGrade Digital Gold Series CFexpress Card1700 MB/s1400 – 1500 MB/sAmazon | B&H | Adorama
SanDisk Extreme PRO CFexpress Card Type B1700 MB/s1200 – 1400 MB/sAmazon | B&H | Adorama
Hoodman Steel CFexpress Card1700 MB/s1,400 MB/sAmazon | B&H | Adorama
Lexar Professional CFexpress Type-B Card1750 MB/s1,000 MB/sAmazon | B&H | Adorama

SD Cards:

UHS-II SD CardsMax. Read SpeedMax. Write SpeedBuy Now
Sony SF-G Tough UHS-II SD Card (V90)300 MB/s299 MB/sAmazon | B&H | Adorama
Kingston Canvas React Plus UHS-II SD Card (V90)300 MB/s260 MB/sAmazon | B&H | Adorama
ProGrade Digital UHS-II SDXC Card (V90)300 MB/s250 MB/sAmazon | B&H | Adorama
Delkin Devices Power UHS-II SDXC Card (V90)300 MB/s250 MB/sAmazon | B&H | Adorama
Delkin Devices BLACK UHS-II SDXC Card (V90)300 MB/s250 MB/sB&H
Lexar Professional 2000x UHS-II Card (V90)300 MB/s260 MB/sAmazon | B&H | Adorama
SanDisk Extreme PRO UHS-II SD Card300 MB/s260 MB/sAmazon | B&H | Adorama
Hoodman Steel 2000x SDXC UHS-II Card300 MB/s260 MB/sB&H
Sony SF-M Tough UHS-II SDXC Card (V60)277 MB/s150 MB/sAmazon | B&H | Adorama
ProGrade Digital UHS-II SDXC Card (V60)250 MB/s130 MB/sAmazon | B&H | Adorama
Sony SF-E Series UHS-II SDXC Card (V60)270 MB/s120 MB/sAmazon | B&H | Adorama
Lexar Professional 1667x UHS-II SD Card (V60)250 MB/s90 MB/sAmazon | B&H | Adorama

Any of these make for a good choice. If you’d like more detailed recommendations, you can find them below.

CFexpress Cards | UHS-II SD Cards

Best CFexpress Cards for Canon EOS R3

1. Sony TOUGH CFexpress Memory Card Type B

  • Max Read Speed: 1700 MB/s
  • Max Write Speed: 1480 MB/s
  • Tough specification for challenging environments

Highly recommended! 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. Beyond its speed, this TOUGH memory card also has a reinforced physical design to withstand falls from up to 15′ and has been rigidity tested to 70 N of force. It’s also resistant to extreme temperatures, X-rays, electrostatic, and UV lighting. Extremely fast and reliable for professionals who require the highest performance in the most extreme conditions. This new generation CFexpress memory card protects recordings and boosts workflow for photographers, videographers and enthusiasts. Overall, we highly recommend the Sony TOUGH CFexpress as one of the top best CFexpress cards for most photographers.

Buy Sony TOUGH CFexpress Type B Memory Card at Amazon, B&H, Adorama.

2. Delkin Devices Power CFexpress Memory Card

 

  • Max Read Speed: 1730 MB/s
  • Max Write Speed: 1540 MB/s
  • Records 5.9K, DCI 4K, and Full HD Video

Built with strength, reliability, and performance, the Delkin Devices POWER CFexpress Memory Card provides read speeds of up to 1730 MB/s and write speeds of up to 1540 MB/s, making it suitable for professional photographers and videographers. Designed to excel in high-end cinematic hosts, this card can capture 5.9K, DCI 4K, and Full HD video at standard and high frame rates of up to 180 fps, plus continuous shooting raw bursts of up to 200 still images. Overall, we highly recommend the Delkin Devices POWER Series CFexpress as one of the top best CFexpress cards for most photographers.

Buy Delkin Devices Power CFexpress Cards at AmazonB&H, Adorama.

In addition, Delkin Devices released the Black Series CFexpress Type B Memory Card for professional photographers and videographers. It is well-suited for raw and continuous-burst photography, as well as 8K, 6K, and 4K video at high bitrates and frame rates. Thanks to a PCIe 3.0 interface, you’ll be able to achieve maximum read speeds of up to 1760 MB/s and minimum write speeds of at least 1710 MB/s.

Buy Delkin Devices Black CFexpress Cards at B&H.

3. ProGrade Digital Cobalt CFexpress 2.0 Memory Card

  • Max Read Speed: 1700 MB/s
  • Max Write Speed: 1500 MB/s
  • Min Write Speed: 1400 MB/s
  • Records Raw 8K, 6K, and 4K Video

Designed for the uninterrupted, cinematic capture of raw 4K video, the ProGrade Digital CFexpress 2.0 Cobalt Memory Card provides read speeds of up to 1700 MB/s, which helps to quickly offload content to your computer, and write speeds of up to 1500 MB/s. Additionally, the Cobalt’s minimum write speed is guaranteed not to drop below 1400 MB/s. This card is resistant to temperature extremes, shock, vibration, and X-rays, and is also backward compatible with select XQD cameras that adopt firmware to enable CFexpress. Overall, we highly recommend the ProGrade Digital Cobalt Series CFexpress as one of the top best CFexpress cards for most photographers.

Buy ProGrade Digital Cobalt 325GB CFexpress Card at AmazonB&HAdorama.

Buy ProGrade Digital Cobalt 625GB CFexpress Card at AmazonB&H, Adorama.

In addition, ProGrade Digital released the Gold Series CFexpress card provides read speeds of up to 1700 MB/s, which helps to quickly offload content to your computer, and write speeds of up to 1400 MB/s. Additionally, the Gold’s minimum write speed is guaranteed not to drop below 300 MB/s, which allows for the uninterrupted recording of a wide variety of codecs, including raw 4K video, 4K and 6K ProRes 4444, 4K, 6K, and 8K ProRes 422 HQ, and more.

Buy ProGrade Digital Gold CFexpress Memory Cards at AmazonB&H, Adorama.

4. Wise Advanced CFX-B Series CFexpress Memory Card

  • Max Read Speed: 1700 MB/s
  • Max Write Speed: 1550 MB/s
  • Min Write Speed: 230 MB/s

Capture 8K, 4K, and Full HD video, as well as continuous still image bursts with the Wise Advanced CFX-B Series CFexpress Memory Card. Designed to leverage the capabilities of next-generation cameras, this card utilizes the PCI Express 3.0 protocol to provide high-speed performance, durability, and reliability. This card delivers read speeds of up to 1700 MB/s and write speeds of up to 1550 MB/s, both of which help to improve transfer speeds between the card and your computer, as well as accelerate your workflow. In addition, this CFexpress card is backward compatible with XQD devices that have been updated to support CFexpress.

Buy Wise Advanced CFX-B Series CFexpress Memory Card at B&H.

5. SanDisk Extreme PRO CFexpress Card Type B

  • Max Read Speed: 1700 MB/s
  • Max Write Speed: 1400 MB/s (512GB only), 1200 MB/s (128GB-256GB)

Highly recommended! Designed to deliver speeds necessary for working with smooth, raw 4K video captures, the SanDisk Extreme PRO CFexpress Type B Memory Card provides read speeds of up to 1700 MB/s and write speeds of up to 1400 MB/s, which enables low latency during high-speed recording and an enhanced workflow efficiency. This card is also backward compatible with select XQD cameras that adopt firmware to enable CFexpress. In the event of accidental file deletion, SanDisk’s RescuePRO Deluxe data recover software is available as a free download.

Buy SanDisk Extreme PRO CFexpress Type B Memory Card at Amazon, B&H, Adorama.

6. Hoodman 256GB Steel CFexpress Memory Card

  • Max Read Speed: 1700 MB/s
  • Max Write Speed: 1400 MB/s

Designed to withstand the rigors of high performance photography and videography, the Hoodman Steel CFexpress Memory Card uses the PCIe 3.0 bus to deliver read speeds of up to 1700 MB/s and write speeds of up to 1400 MB/s for your CFexpress-compatible cameras. This card has also been ruggedized for enhanced durability and can withstand temperatures ranging from -13 to 185°F.

Buy Hoodman Steel CFexpress Memory Card at B&H, Adorama.

7. Lexar Professional CFexpress Type-B Memory Card

  • Max Read Speed: 1750 MB/s
  • Max Write Speed: 1000 MB/s

Designed to leverage the capabilities of next-generation cameras, this Lexar Professional CFexpress Type-B memory card utilizes the PCI Express 3.0 and NVMe protocols to provide high-speed performance, durability, and reliability. This card delivers read speeds of up to 1750 MB/s and write speeds of up to 1000 MB/s, both of which help to improve transfer speeds between the card and your computer, as well as accelerate your workflow. You can capture high-quality images and record RAW 4K videos easily with this Lexar Professional CFexpress memory card. Along with these, Lexar includes a limited warranty to these memory cards, which can be backed up by expert support.

Buy Lexar Professional CFexpress Type-B Memory Card at AmazonB&HAdorama.

Best SD Cards for Canon EOS R3

1. Sony SF-G Tough UHS-II Card (300 MB/s, V90)

  • UHS-II / V90 / U3 / Class 10
  • Max Read Speed: 300 MB/s
  • Max Write Speed: 299 MB/s

Highly recommended and the Fastest UHS-II SD CardOffering maximum read speeds of up to 300 MB/s and maximum write speeds of up to 299 MB/s, the Sony SF-G Tough Series UHS-II Memory Card is currently the world’s fastest SD memory cards, and it is well-suited for video capture, including 8K, 4K XAVC S, 60p AVCHD, 3D, HFR, and Full HD video, as well as super fast continuous shooting. In addition, thanks to its V90 speed class rating, minimum write speeds are guaranteed not to drop below 90 MB/s. So, if you are seeking the highest write speed with a V90 rating as well as extremely high 250-300MB/s read speeds for transferring photos from the card to a computer, this is the recommended cards for you.

Buy Sony 128GB SF-G Tough UHS-II SDXC Card at AmazonB&HAdorama.

Buy Sony 64GB SF-G Tough UHS-II SDXC Card at AmazonB&HAdorama.

Buy Sony UHS-II SD Memory Card Reader at AmazonB&HAdorama.

2. Kingston Canvas React Plus UHS-II SDXC Card (300MB/s, V90)

  • UHS-II / V90 / U3 / Class 10
  • Max Read Speed: 300 MB/s
  • Max Write Speed: 260 MB/s

Highly recommended and Best Value! Built to deliver high-performance speeds that are necessary for industry-standard professional cameras that shoot 8K, 4K, and Full HD video, as well as high-resolution photos, the Kingston Canvas React Plus UHS-II SDXC Card takes advantage of the UHS-II bus to support maximum read speeds of 300 MB/s and maximum write speeds of 260 MB/s. This card has also been designed with the V90 Video Speed Class rating, which guarantees minimum write speeds of at least 90 MB/s. These speeds mean it supports cinema-quality captures, while also minimizing dropped frames. Included is a UHS-II SD card reader, so you may download content from this card to your computer using a USB Type-A port.

Buy Kingston Canvas React Plus UHS-II SDXC Card at AmazonB&HAdorama.

3. ProGrade Digital UHS-II SDXC Card (300 MB/s, V90)

  • UHS-II / V90 / U3 / Class 10
  • Max Read Speed: 300 MB/s
  • Max Write Speed: 250 MB/s

Another excellent choice! Offering maximum read speeds of 300 MB/s and maximum write speeds of 250 MB/s, the ProGrade Digital UHS-II SDXC Card (300 MB/s, V90) can be well used in DSLRs, mirrorless cameras, camcorders, and digital cinema cameras that produce rich data streams, including 6K, 5K, 4K, UHD 4K, and high bit rate MPEG-4 video. It is also well-suited for fast burst shooting and raw photos. This card has also been designed with the V90 Video Speed Class rating, which guarantees minimum write speeds of at least 90 MB/s. Built for extreme conditions, ProGrade Digital UHS-II SDXC Memory Card is able to withstand temperatures from -13 to 185°F, allowing you to take this card with you into extreme environments, such as snow and deserts. It is also shockproof and X-ray proof, and a built-in write protect switch helps to safeguard your content from being erased.

Buy ProGrade Digital UHS-II SDXC Card at AmazonB&HAdorama.

4. Delkin Devices Power UHS-II SDXC Card (300 MB/s, V90)

  • UHS-II / V90 / U3 / Class 10
  • Max Read Speed: 300 MB/s
  • Max Write Speed: 250 MB/s

Another great choice! Designed for professional photographers and videographers, the Delkin Devices POWER UHS-II SDXC Memory Card takes advantage of the UHS-II bus to support maximum read speeds of 300 MB/s and maximum write speeds of 250 MB/s. This card has also been designed with the V90 Video Speed Class rating, which guarantees minimum write speeds of at least 90 MB/s. All of this allows for users to capture 8K, 4K, 3D, HDR, high-speed and high-frame-rate recordings, and multiple video streams created by 360° cameras. It has also been approved for real-time broadcasting and supports data-intensive simultaneous captures, such as raw and JPEG, as well as video, still, GPS data, and time-lapse. Built for extreme conditions, Delkin’s POWER UHS-II SDXC Memory Card is protected against water, shock, and x-rays, and also features built-in error correction and wear leveling.

Buy Delkin Devices Power UHS-II SDXC Card at AmazonB&HAdorama.

5. Lexar Professional 2000x UHS-II Card (300 MB/s, V90)

 

  • UHS-II / V90 / U3 / Class 10
  • Max Read Speed: 300 MB/s
  • Max Write Speed: 260 MB/s

Highly recommended and Great Value! With maximum read speeds of up to 300 MB/s and maximum write speeds of up to 260 MB/s, the Lexar Professional 2000x UHS-II card is the perfect match for any UHS-II compatible camera that records 4K, 3D, and Full HD video or has a fast 8fps+ continuous shooting speed. The buffer clearing time will be much much quicker which means you can take more shots. Thanks to its V90 speed class rating, minimum write speeds are guaranteed not to drop below 90 MB/s. Whether you’re a professional photographer, videographer, or enthusiast, Lexar Professional 2000x SDHC/SDXC UHS-II cards provide performance you can trust.

Buy Lexar Professional 2000x UHS-II Cards: at AmazonB&HAdorama.

6. SanDisk Extreme PRO UHS-II Card (300 MB/s)

  • UHS-II / U3 / Class 10
  • Max. Read Speed: 300 MB/s
  • Max. Write Speed: 260 MB/s

Incredibly Fast SD Card. Designed to meet the demands of professional photographers and videographers, the SanDisk Extreme PRO SD UHS-II Card feature. Read speeds of up to 300MB/s help you maximize post-production workflow efficiency so you stay competitive, while write speeds of up to 260MB/s support advanced camera functions such as continuous burst, rapid shooting and RAW plus JPEG capture. With a UHS Speed Class 3 rating-faster than UHS Speed Class 1 and Class 10 – the SanDisk Extreme PRO SD UHS-II Cards give you the power to capture uninterrupted, cinema-quality 4K, 3D and Full HD video at a minimum sustained write speed of 30MB/s. In addition, this card is shockproof, X-ray proof and waterproof and can operate in temperatures ranging from -13 to 185 degrees Fahrenheit.

Buy SanDisk Extreme PRO UHS-II SDXC Memory Cards at AmazonB&HAdorama.

7. Hoodman Steel 2000x UHS-II SD Card (300 MB/s)

  • UHS-II / U3 / Class 10
  • Max Read Speed: 300 MB/s
  • Max Write Speed: 260 MB/s

Hoodman Steel is a ruggedized, steel plated SDXC card designed to withstand the rigors of high performance photography/videography. With a ruggedized steel construction, the Hoodman Steel 2000x SDXC UHS-II Memory Card supports 4K Ultra HD video and features a read speed of up to 300 MB/s and a write speed of up to 260 MB/s making it easy to transfer large files quickly and efficiently. Additionally, this card supports the UHS-II bus interface as it comes equipped with a second set of pins for high speed data transfers when used with UHS-II compliant devices. Another great choice!

Buy Hoodman Steel 2000x SDXC UHS-II Memory Card at AmazonB&HAdorama.

8. Sony SF-M Tough Series UHS-II SDXC Card (277 MB/s, V60)

  • UHS-II / V60 / U3 / Class 10
  • Max Read Speed: 277 MB/s
  • Max Write Speed: 150 MB/s

Another great choice with an affordable price. Well-suited for 4K, 3D, HFR, and Full HD video recording, as well as continuous shutter bursts and rapid shooting, the Sony SF-M Tough Series UHS-II SDXC Memory Card can achieve maximum read speeds of up to 277 MB/s and maximum write speeds of up to 150 MB/s. Thanks to its V60 speed class rating, minimum write speeds are guaranteed not to drop below 60 MB/s. To help facilitate card usage in almost any environment, as well as keeping your content safe, Sony has built the Tough Series with a rugged design that can withstand drops up to 16.4′ / 5m, immersion in up to 16.4′ / 5m of water for up to 72 hours, and is bend and dust proof, as well as able to withstand temperature extremes from -13 to 185°F.

Buy Sony SF-M Tough UHS-II SDXC Memory Card at AmazonB&HAdorama.

9. Lexar Professional 1667x UHS-II SD Card (250MB/s, V60)

  • UHS-II / V60 / U3 / Class 10
  • Max Read Speed: 250 MB/s
  • Max Write Speed: 90 MB/s

Affordable UHS-II card with excellent performance. With maximum read speeds of up to 250 MB/s and maximum write speeds of up to 90 MB/s, the Lexar Professional 1667x UHS-II card is great for fast burst shooting and 4K & full HD video recording! Thanks to its V60 speed class rating, minimum write speeds are guaranteed not to drop below 60 MB/s. This card offers excellent performance with a similar price of UHS-I cards. If you are really on a very tight budget and just want to save some money, this is the card for you! Great value!

Buy Lexar Professional 1667x UHS-II SD Card at AmazonB&HAdorama.


Don’t own the Canon EOS R3 yet? Just get it at Amazon, B&H, Adorama.

Read more: Best Lenses for Canon EOS R3.