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Canon EOS R5 SD card requirements

Best SD Card for Canon EOS R5

Expert recommendations based on Canon EOS R5 specifications

Recommended Spec

CFexpress Type B and SD UHS-II (V90 (CFexpress required for 8K RAW) or faster)

Using CFexpress Type B and SD UHS-II cards, you'll capture uninterrupted 8K RAW videos, even in the most immersive projects. This means you can focus on your creative vision, confident that your footage will be safely recorded every time. With reliable storage, you'll never have to worry about dropped frames in high-bitrate projects.

Official Canon EOS R5 SD Card Requirements

  • Format: CFexpress Type B and SD UHS-II
  • Minimum Speed: V90 (CFexpress required for 8K RAW) (90 MB/s write)
  • Maximum Capacity: Up to 512GB
Why these requirements? Professional 8K camera recording. 8K RAW (Cinema RAW Light) can only be recorded to a CFexpress Type B card — the SD slot can't handle it at all. The SD UHS-II slot needs a V90 card for standard 8K, while V60 is enough for 4K. High bitrate video demands fast, dual card slots for safety.

Detailed Specifications

Type
CFexpress Type B and SD UHS-II
Min Speed Class
V90 (CFexpress required for 8K RAW)
Write Speed
90 MB/s
Recommended Size
128GB, 256GB
Max Capacity
512GB

Top SD Card Recommendations

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SD Card Verified Speed Class Write Speed Pros Price
SanDisk Extreme PRO CFexpress Type B VPG-400 SD card - 100USD
SanDisk Extreme PRO CFexpress Type B
 		VPG-400 Up to 1400 MB/s
  • The standard for Canon R5 and Nikon Z8.
 $$ Check Price
Lexar Professional Gold (1800x) V60 V60 SD card - 45USD
Lexar Professional Gold (1800x) V60
 		V60 Up to 205 MB/s
  • Near V90 speeds for V60 price.
 $ Check Price

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professional
SanDisk Extreme PRO CFexpress Type B

SanDisk Extreme PRO CFexpress Type B

 $$ · Premium
  • UHS RatingNone
  • Speed ClassVPG-400
  • App PerformanceN/A
  • Read SpeedUp to 1700 MB/s
  • Write SpeedUp to 1400 MB/s
  • EnduranceStandard
Available Capacities64GB, 128GB, 256GB, 512GB

Pros

  • The standard for Canon R5 and Nikon Z8.

Cons

  • Runs hot.
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recommended
Lexar Professional Gold (1800x) V60

Lexar Professional Gold (1800x) V60

 $ · Mid-Range
  • UHS RatingUHS-II
  • Speed ClassV60
  • App PerformanceN/A
  • Read SpeedUp to 280 MB/s
  • Write SpeedUp to 205 MB/s
  • EnduranceStandard
Available Capacities64GB, 128GB, 256GB, 512GB

Pros

  • Near V90 speeds for V60 price.

Cons

  • Durability is average.
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Frequently Asked Questions

What SD Card Do I Need for Canon EOS R5?
The Canon EOS R5 requires a CFexpress Type B and SD UHS-II card with V90 (CFexpress required for 8K RAW) speed rating for reliable performance. We recommend 256GB capacity as the sweet spot balancing storage capacity with affordability. The device supports up to 512GB, though most users find 256GB sufficient for daily use. Always choose from trusted brands like SanDisk, Lexar, or Kingston to ensure consistent performance and avoid data loss.
Do I need two cards for R5?
Yes, the Canon EOS R5 has one CFexpress Type B slot and one SD UHS-II slot, and Canon recommends using both for safety. Dual-slot recording provides a backup during critical sessions, though only the CFexpress card can capture 8K RAW — the SD card is a backup for lower-bitrate formats.
Can I shoot 4K with V30 cards?
Yes, 4K video recording works perfectly fine with V30 speed class cards. However, standard 8K recording requires a V90 SD card, and 8K RAW requires a CFexpress Type B card due to the much higher bitrate and data throughput demands of 8K capture.
What's the difference between CFexpress and SD?
CFexpress Type B cards are significantly faster than SD UHS-II and are best suited for 8K RAW video recording. SD UHS-II V60 cards are more affordable and sufficient for 4K recording, making them the preferred choice for hybrid photo/video work.
Is V90 required for Canon EOS R5?
Yes, V90 is recommended for Canon EOS R5. It guarantees a minimum sustained write speed of 90 MB/s, which is necessary for stable professional recording without dropped frames or errors.
What storage capacity should I get for Canon EOS R5?
We recommend 128GB or 256GB cards. A 128GB card is good for typical use, with 512GB as the maximum supported capacity. Larger sizes are useful if you shoot frequently and want to minimize card swaps.
Can I use older or slower cards with Canon EOS R5?
Not recommended. Cards slower than V90 (CFexpress required for 8K RAW) may cause dropped frames, corrupted files, or recording failures. Always use V90 (CFexpress required for 8K RAW) minimum for reliability.
Do I need a UHS card for Canon EOS R5?
UHS cards are recommended for best performance with Canon EOS R5. Non-UHS cards will work but may have slower transfer speeds. For this device, UHS-II is optimal.
Should I use more than one card with Canon EOS R5?
For professional use or extended shooting sessions, dual cards provide redundancy and backup. Using multiple cards ensures you won't lose footage if one card fails. This is especially important for valuable recordings.
Does the brand matter for Canon EOS R5?
Yes, trusted brands like SanDisk, Lexar, and Kingston are recommended. Quality brands have better reliability and warranty support. Avoid unknown brands, especially for demanding devices.
What happens if I use the wrong card with Canon EOS R5?
Using cards slower than V90 (CFexpress required for 8K RAW) can cause: dropped frames during recording, corrupted files, or complete recording failure. Stick to V90 (CFexpress required for 8K RAW) minimum to avoid data loss.
How long will an SD card last with Canon EOS R5?
Quality SD cards typically last 3-5 years with normal use. Replace your card if you experience read/write errors, corrupted files, or if it's been dropped or exposed to extreme conditions.

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