Best Memory Cards for Sony a7R IV

Looking for the best SD memory cards for Sony a7R IV? Here are our top recommended & fastest SD cards for Sony a7R IV mirrorless camera.

The new Sony a7R IV mirrorless camera has two memory card slots that both support the ultra-fast UHS-II SD cards. This will allow you to maintain great speeds while still recording backup to a second card, and you should spend a little more money to get a UHS-II card if you want the fastest possible results. Featuring a 61MP Full-Frame Exmor R BSI CMOS Sensor and enhanced BIONZ X image processor, the Sony a7R IV can offer impressively high-resolution stills and video while minimizing noise, improving speed, and achieving a wide 15-stop dynamic range. In addition, the Sony a7R IV enables internal UHD 4K30p video recording with a wide 14-stop dynamic range, and it avails fast continuous shooting at up to 10 fps at full resolution with full-time AF/AE.

Simply put, the Sony a7R IV (AmazonB&HAdorama) is an ideal mirrorless camera for enthusiasts, hobbyists and professionals alike. So, in order to get the best out of the Sony a7R IV camera, some fast enough and reliable SD memory cards are your best choice. Since the Sony a7R IV takes UHS-II memory cards in both slots, we recommend using dual UHS-II memory cards. However, if you are just shooting JPEG backups to card slot 2, then you will be able to get away with a UHS-I card.

Below is our list of best & recommended SD memory cards for Sony a7R IV mirrorless camera. Just choose the one you like.

Recommended SD Memory Cards for Sony a7R IV

If you just want to cut to the chase, here is the quick list of recommendations.

UHS-II SD Cards:

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

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

3. Sony SF-G UHS-II Card (300 MB/s)

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

UHS-I SD Cards:

5. SanDisk Extreme PRO UHS-I SDXC Card 170 MB/s (V30, U3)  – Fastest UHS-I SD Card

6. SanDisk Extreme UHS-I SDXC Card (V30, U3)

Best SD Memory Cards for Sony a7R IV

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
  • Min Write Speed: 90 MB/s
  • Records 8K, 4K, Full HD, 3D & 60p Video
  • Storage Capacity: 32GB, 64GB, 128GB

Highly recommended! Want the fastest UHS-II SD cards with a V90 rating? The Sony SF-G Tough Series UHS-II Memory Cards are the top choice offering maximum read speeds of up to 300 MB/s and maximum write speeds of up to 299 MB/s, available in 32GB, 64GB, and 128GB capacities. Thanks to its V90 speed class rating, minimum write speeds are guaranteed not to drop below 90 MB/s.

The card is well-suited for continuous shutter bursts and rapid shooting, as well as video capture, including 8K, 4K XAVC S, 60p AVCHD, 3D, HFR, and Full HD video. 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 SF-G Tough UHS-II SDXC Cards: at AmazonB&HAdorama.

2. 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
  • Min Write Speed: 90 MB/s
  • Includes UHS-II SD Card Reader

Highly recommended! 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 well-suited for 4K, 3D, HFR, and Full HD video recording, as well as RAW and burst photography. Thanks to its V90 speed class rating, minimum write speeds are guaranteed not to drop below 90 MB/s. It has the fastest speeds for both writing and reading files, and you can get a free Lexar SD UHS-II Reader for high-speed file transfer from card to computer, dramatically accelerating workflow.

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

3. Sony SF-G UHS-II Card (300 MB/s)

  • UHS-II / U3 / Class 10
  • Max Read Speed: 300 MB/s
  • Max Write Speed: 299 MB/s
  • Min Write Speed: 30 MB/s
  • Records Full HD, 3D, and 4K Video
  • Storage Capacity: 32GB, 64GB, 128GB

The Sony SF-G UHS-II Cards have the same ultra-fast maximum read speeds of up to 300 MB/s and maximum write speeds of up to 299 MB/s as the SF-G Tough cards although U3 and V30 rated. It is also well-suited for 4K, 3D, HFR, and Full HD video recording, as well as RAW and burst photography. Thanks to its U3 speed class rating, minimum write speeds are guaranteed not to drop below 30 MB/s.

Buy Sony SF-G Series UHS-II SDXC Cards: at AmazonB&HAdorama.

4. 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
  • Min Write Speed: 30 MB/s
  • Records Full HD, 3D, and 4K Video

Ideal for recording 4K, 3D, and Full HD video, continuous shutter bursts and rapid shooting, as well as RAW and JPEG captures. Shockproof, temperature proof, waterproof, and X-ray proof. This SanDisk Extreme PRO UHS-II SD cards can achieve maximum read speeds of up to 300 MB/s and maximum write speeds of up to 260 MB/s. Thanks to its U3 speed class rating, minimum write speeds are guaranteed not to drop below 30 MB/s.

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

5. SanDisk Extreme PRO UHS-I Card 170 MB/s (V30, U3) – Fastest UHS-I SD Card

  • UHS-I / V30 / U3 / Class 10
  • Max Read Speed: 170 MB/s
  • Max Write Speed: 90 MB/s
  • Min Write Speed: 30 MB/s
  • Records Full HD, 3D, and 4K Video
  • Storage Capacity: 64GB, 128GB, 256GB, 512 GB

Highly recommended! The fastest UHS-I SD card for Sony a7R IV is SanDisk Extreme Pro 170 MB/s UHS-I card (with affordable price). With write speeds of up to 90 MB/s and read speeds of up to 170 MB/s, the SanDisk Extreme Pro 170MB/s UHS-I cards are the most popular card out there, especially for consumer UHS-I cameras. Designed for SD devices that can capture Full HD, 3D, and 4K video, as well as RAW and burst photography, SanDisk Extreme PRO UHS-I (V30, U3) is ideal for professionals recording extreme sports and other fast-action activities. In addition, SanDisk Extreme Pro UHS-I cards feature a speed class rating of V30 and U3 standard, which guarantees minimum write speeds of 30 MB/s.

Buy SanDisk Extreme PRO UHS-I 170 MB/s (V30, U3) at AmazonB&HAdorama.


Best Sony a7R IV Accessories

In addition to the memory cards, you can also get the best accessories for your Sony a7R IV camera:

Read more: Best Lenses for Sony a7R IV.

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