Best Memory Cards for Sony a7 IV in 2023

Looking for the best memory cards for Sony a7 IV? Here is our full list of the top recommended CFexpress cards (Type A) and SD cards for Sony a7 IV mirrorless camera.

The Sony a7 IV has dual memory card slots: 1 x CFexpress Type A / SD (UHS-II) card slot and 1 x UHS-II SD card slot. Using a new 33MP Full-Frame Exmor R CMOS sensor and the flagship-class BIONZ XR processing engine from the Sony a1, the Sony a7 IV (AmazonB&HAdorama) is capable of recording 4K 60p video in Super 35 mode and up to 10 fps burst shooting using either the mechanical or electronic shutter and with AF/AE enabled. The sensor’s design also achieves an impressive dynamic range of approximately 15 stops and files can be recorded in raw, JPEG, or the 10-bit HEIF format. So, offering more resolution, outstanding image quality, improved autofocus performance, UHD 4K 60p video and an improved EVF, the Sony a7 IV is a well-priced, well-rounded camera suitable for all kinds of photography.

As we mentioned above, the Sony a7 IV has 2 x memory card slots: 1 x CFexpress Type A / SD (UHS-II) card slot and 1 x UHS-II SD card slot. So, in order to get the best out of your Sony a7 IV camera, here we list the top recommended & fastest CFexpress Type A cards and SD cards for the Sony a7 IV mirrorless camera based on the speed and price. Just choose the one you like.

Recommended Memory Cards for Sony a7 IV

If you just want to cut to the chase, here are our top recommended CFexpress cards (Type A) and SD cards for Sony a7 IV mirrorless camera:

CFexpress Cards (Type A) & Readers:

CFexpress Card Max. Read Speed Max. Write Speed
Sony 160GB TOUGH CFexpress Type A Card 800 MB/s 700 MB/s
Sony 80GB TOUGH CFexpress Type A Card 800 MB/s 700 MB/s
ProGrade Digital Cobalt CFexpress Type A Card 800 MB/s 700 MB/s
Sony MRW-G2 CFexpress Type A/SD Card Reader

SD Cards:

UHS-II SD Cards Max. Read Speed Max. Write Speed
Sony SF-G Tough UHS-II SD Card (V90) 300 MB/s 299 MB/s
Kingston Canvas React Plus UHS-II SD Card (V90) 300 MB/s 260 MB/s
ProGrade Digital UHS-II SDXC Card (V90) 300 MB/s 250 MB/s
Delkin Devices Power UHS-II SDXC Card (V90) 300 MB/s 250 MB/s
Delkin Devices BLACK UHS-II SDXC Card (V90) 300 MB/s 250 MB/s
Lexar Professional 2000x UHS-II Card (V90) 300 MB/s 260 MB/s
SanDisk Extreme PRO UHS-II SD Card 300 MB/s 260 MB/s
Hoodman Steel 2000x SDXC UHS-II Card 300 MB/s 260 MB/s
Sony SF-M Tough UHS-II SDXC Card (V60) 277 MB/s 150 MB/s
ProGrade Digital UHS-II SDXC Card (V60) 250 MB/s 130 MB/s
Sony SF-E Series UHS-II SDXC Card (V60) 270 MB/s 120 MB/s
Lexar Professional 1667x UHS-II SD Card (V60) 250 MB/s 90 MB/s

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

Best CFexpress Cards (Type A) for Sony a7 IV

1.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 the Sony a1.

In addition, optimized for the CFexpress Type A memory cards, the CFexpress Type A/SD card reader (MRW-G2) provides SuperSpeed USB 10Gbps (USB 3.2 Gen 2) transfer speed, via its USB Type-C® connector, allowing creators to establish an efficient workflow when dealing with high-resolution images files, 4K video and other types of high-volume data.

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.

2. ProGrade Digital Cobalt CFexpress Type A Card

  • Max Read Speed: 800 MB/s
  • Max Write Speed: 700 MB/s
  • Min Write Speed: 400 MB/s

Designed for emerging mainstream imaging applications, the ProGrade Digital Cobalt 160GB CFexpress Type A Card provides read speeds of up to 800 MB/s, which helps to quickly offload content to your computer, and write speeds of up to 700 MB/s. Additionally, the Cobalt’s minimum write speed is guaranteed not to drop below 400 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. This card is resistant to temperature extremes, shock, vibration, and X-rays. This card also takes advantage of an NVMe PCIe 3.0 host controller interface.

Buy ProGrade Digital Cobalt 160GB CFexpress Type A Card: $329.99 at Amazon, B&H, Adorama.

Best SD Cards for Sony a7 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

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 8K, 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 128GB SF-G Tough UHS-II SDXC Card at AmazonB&HAdorama.

Buy Sony 64GB SF-G Tough UHS-II SDXC Card 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! Kingston’s Canvas React Plus SD card delivers high-performance speeds that are designed to work with industry-standard professional cameras for creatives who shoot 4K/8K videos and high-resolution photos. Designed with the latest UHS-II standards and top-of-the-line U3 and V90 speed classes, the Canvas React Plus SD enables you to shoot sequential burst-mode shots with recording speeds of up to 260MB/s. Unleash your creativity without experiencing slow speeds and dropped frames while maximising your workflow and efficiency with the included MobileLite Plus UHS-II SD Reader. With transfer speeds of up to 300MB/s, enhance your post-production process and handle heavy workloads with ease while capturing cinematic quality in high resolutions.

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

The ProGrade Digital UHS-II SDXC Card (300 MB/s, V90) 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, allowing the card to be 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 raw photos and rapid-fire bursts.

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

The Delkin Devices POWER UHS-II SDXC Memory Card delivers speeds capable of capturing the most demanding video modes of today’s cameras, including 8K, 4K, 3D, HDR, 360°& high-speed recording. Ideal for professional photographers and videographers, the Power SD card utilizes maximum read speeds of 300 MB/s and maximum write speeds of 250 MB/s to support data-intensive simultaneous capture, such as RAW + JPEG photos, multiple video streams created by 360° cameras, video+ still + GPS data & time-lapse. Rated Video Speed Class 90 (V90) and utilizing two rows of pins, the Power SD card guarantees a minimum sustained write speed of 90MB/s, allowing for simultaneous multi-file recording and ensuring that data is written swiftly and safely to the card.

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 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 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

Very Fast SD Card. Designed to meet the demands of professional photographers and videographers, the SanDisk Extreme PRO UHS-II SD Card features 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. This memory card is an ideal accessory for the new generation of UHS-II-enabled DLSRs and video cameras.

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

7. 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. The Sony SF-M Tough Series UHS-II SDXC Memory Card takes advantage of the UHS-II bus to support advanced DSLR functions such as continuous shutter bursts and rapid shooting, as well as RAW and JPEG captures. This card is also well-suited for video capture, including 4K, Full HD, and 3D video. It 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. The Tough Series is also up to 18 times stronger than standard SD media (180N compared to 10N) and features a one-piece molded construction that is ribless with no write protect switch, helping to further guard against physical damage that can affect SD cards, such as a broken plastic casing, a broken data protection lock, and broken connector ribs.

8. 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. If you are really on a very tight budget and just want to save some money, this is the card for you! With maximum read speeds of up to 250 MB/s and maximum write speeds of up to 90 MB/sthe 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. Great value!

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

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Read more: Best Lenses for Sony a7 IV.