Best Memory Cards for Sony a7S III

Best Memory Cards for Sony a7S III. Here is our full list of top recommended CFexpress cards and SD cards for Sony a7S III mirrorless camera.

The Sony a7S III (AmazonB&HAdorama) utilizes a newly-developed BIONZ XR image processing engine that offers 8x more processing power and a 12.1MP full-frame back-illuminated Exmor R CMOS image sensor with ultra-high sensitivity and 15+ stop wide dynamic range. It comes packed with impressive video recording capabilities including 4K 120pi and 10-bit 4:2:2 color depth, dual slot relay recording enabling over one-hour of 4K 60p movie shooting, fast Hybrid AF system with 759 point phase-detection, touch screen LCD, and large 9.44m-dot OLED electronic eye-level viewfinder. Don’t own the Sony a7S III yet? Get it on Amazon.

The Sony a7S III has dual memory card slots that both support the fast CFexpress Type A cards and UHS-II SD cards. That means you can take full advantage of the write speeds and read speeds of UHS-II cards to get the best out of your Sony a7S III camera, and the dual SD card slots allow for a more flexible and reliable means of storing imagery.

Below are our top recommended CFexpress cards & SD cards for Sony a7S III based on the speed and price. You can choose the one you like.

Recommended CFexpress & SD Memory Cards for Sony a7S III

If you just want to cut to the chase, here are our top recommended CFexpress cards & SD cards for Sony a7S III:

CFexpress Cards (Type A):

  1. Sony TOUGH CFexpress Type A Memory Card

SD Cards:

  1. Sony SF-G Tough UHS-II Card (300 MB/s, V90)
  2. Lexar Professional 2000x UHS-II Card (300 MB/s, V90)
  3. SanDisk Extreme PRO UHS-II Card (300 MB/s)
  4. Lexar Professional 1667x UHS-II Card (250 MB/s, V60)
  5. Sony SF-E Series UHS-II SDXC Memory Card (270 MB/s, V60)
  6. Hoodman Steel 2000x UHS-II SD Card (300 MB/s)

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

Best Memory Cards for Sony a7S III

CFexpress Cards (Type A):

Sony TOUGH CFexpress Type A Memory Card

  • Max Read Speed: 800 MB/s
  • Max Write Speed: 700 MB/s

Utilizing the latest flash memory control technology, the Sony CFexpress Type A Memory Card offers high-speed data transfer, making it perfect for efficient, stress-free shooting. This memory card features a compact design yet achieves read speeds as high as 800MB/s and write speeds as high as 700MB/s, greatly reducing buffer clearing times. The CFexpress Type A cards are ideally suited for high-speed continuous shooting of more than 1,000 uncompressed RAW still images, as well as 4K 120p movie recording at high bit rates with the Slow & Quick Motion function when paired with new Alpha 7S III.

The Sony CFexpress MRWG2 Card Reader provides SuperSpeed USB 10Gbps (USB 3.2 Gen 2) transfer speed and is specifically designed for the Sony CFexpress Type A memory cards. The USB Type-C connector provides users an optimized workflow by transferring image files, 4K video and other large content approximately 2.8 times faster when used with Sony CFexpress Type A card. The CFexpress card reader is compatible with CFexpress Type A and SDXC/SDHC (UHS-I and UHS-II) memory cards.

Sony 160GB CFexpress Type A TOUGH Card: $398 at AmazonB&HAdorama.

Sony 80GB CFexpress Type A TOUGH Card: $198 at AmazonB&HAdorama.

Sony MRW-G2 CFexpress Type A/SD Card Reader: $118 at AmazonB&HAdorama.

SD Cards:

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

The Fastest UHS-II SD Card, highly recommendedBoasting an ultra-fast 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 4K and Full HD video reacording and super fast continuous shooting. 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 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

Highly recommended and Best 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 offers the super fast 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. Thanks to its V90 speed class rating, minimum write speeds are guaranteed not to drop below 90 MB/s. It’s the perfect match for any UHS-II compatible camera that records 4K 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.

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

3. 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 for professional photographers and videographers, the SanDisk Extreme PRO UHS-II SDXC Memory Cards can achieve maximum read speeds of up to 300 MB/s and maximum write speeds of up to 260 MB/s. Fast and fantastic! Ideal for continuous shutter bursts and rapid shooting, as well as 4K video recording. 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 Cards: at AmazonB&HAdorama.

4. Lexar Professional 1667x UHS-II SD Card (250 MB/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 performanceAlthough the Nikon Z5 can’t take advantage of those extra write speeds with the UHS-II cards, the UHS-II card can work in the Nikon Z5 at the fastest write speeds of UHS-I card. So, if you are seeking the ultra high read speeds to transfer your images and videos much quicker, a fast UHS-II card will be the first choice. 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! This card offers excellent performance with a similar price of UHS-I cards. Great value!

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

5. Sony SF-E Series UHS-II SDXC Memory Card (270 MB/s, V60)

  • UHS-II / V60 / U3 / Class 10
  • Max Read Speed: 270 MB/s
  • Max Write Speed: 120 MB/s

Well-suited for 4K, 3D, HFR, and Full HD video recording, as well as continuous shutter bursts and rapid shooting, the Sony SF-E Series UHS-II SDXC Memory Card can achieve maximum read speeds of up to 270 MB/s and maximum write speeds of up to 120 MB/s. Thanks to its V60 speed class rating, minimum write speeds are guaranteed not to drop below 60 MB/s. However, bear in mind that this card will then default to your device’s speed class and bus rating. That means you need to get a UHS-II SD card reader to reach the read speeds of up to 270 MB/s to quickly transfer large media files to your computer. Spend less time waiting and more time doing.

Buy Sony SF-E Series UHS-II SDXC Memory Card (270 MB/s, V60) at AmazonB&HAdorama.

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

6. 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. Another great choice!

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

Read more: Best Lenses for Sony a7S III.

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