Best Memory Cards for Sony a7 III

Best SD memory cards for Sony a7 III. Here is the guide for you to get the top recommended & fastest SD cards for Sony a7 III mirrorless camera.

The Sony a7 III is a near-perfect all-around mirrorless camera that sports a9 AF and a7R III performance for just $2K, and it is an ideal camera for generalist photographers, wedding and event shooters and even sports specialists. Featuring a full-frame 24.2MP Exmor R BSI CMOS sensor and BIONZ X image processor, the Sony a7 III (Amazon, B&H, Adorama) is capable of fast continuous shooting at up to 10 fps at full resolution and with full-time AF/AE when working with either a mechanical shutter or an electronic shutter, and it supports internal UHD 4K video recording at up to 30 fps, and full HD 1080p recording at up to 120 fps. In addition, the updated Fast Hybrid AF System employs a combination of 693 phase-detection points and 425 contrast-detection areas for quicker acquirement of focus in a variety of lighting conditions, and also maintains focus on subjects more effectively. Simply put, the Sony a7 III is a well-priced, well-rounded camera suitable for all kinds of photography.

Speaking of the memory cards, the Sony a7 III has two SD memory card slots: the card slot 1 supports ultra-fast UHS-II SD memory cards while the Card Slot 2 is compatible with UHS-I memory cards. Dual SD memory card slots allow for flexible file saving and handling, and can be configured to partition raw and JPEG files or can be used for overflow recording. So, in order to get the ultra high read speeds and write speeds to get the best out of the Sony a7 III camera, here we list all the best and recommended SD memory cards for Sony a7 III mirrorless camera. Just choose the one you like.

Recommended SD Memory Cards for Sony a7 III

If you just want to cut to the chase, here are some quick 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. SanDisk Extreme PRO UHS-II Card (300 MB/s)

UHS-I SD Cards:

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

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

6. Kingston Canvas React UHS-I SDXC Card (V30, U3)

Best UHS-II SD Memory Cards for Sony a7 III

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

  • 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 CardThe Sony SF-G Tough Series UHS-II Memory Cards are currently the world’s fastest SD memory cards boasting an ultra-fast maximum read speeds of up to 300 MB/s and maximum write speeds of up to 299 MB/s 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) – Best Value

 

  • 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 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. In addition, 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.

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

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.

Best UHS-I SD Memory Cards for Sony a7 III

4. 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

Highly recommended! The SanDisk Extreme Pro 170 MB/s UHS-I card is the fastest UHS-I SD card for Sony a7 III and it is the most popular card out there and is almost always one of my top recommended SD card, especially for consumer UHS-I cameras. 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 card is ideal for whatever you’re doing: fast burst shooting, 4K video and full HD video at 120fps. 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. Available in 64GB, 128GB, 256GB and 512GB sizes, the SanDisk Extreme Pro 170 MB/s UHS-I cards are ideal for professionals recording extreme sports and other fast-action activities.

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

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

  • UHS-I / V30 / U3 / Class 10
  • Max Read Speed: 150 MB/s
  • Max Write Speed: 70 MB/s

If you are really on a very tight budget and just want to save some money, this is the card for you! The SanDisk Extreme UHS-I SDXC Card (V30, U3) supports extremely fast read speeds of up to 150MB/s and write speeds of up to 70MB/s, making it an ideal choice for fast-action or continuous burst mode photography, as well as full HD, 3D, and 4K video – available in 64GB, 128GB, 256GB sizes. A built-in write-protect switch helps to safeguard against the accidental erasure of card data.

Buy SanDisk Extreme UHS-I SDXC Card (V30, U3): at AmazonB&HAdorama.

6. Kingston Canvas React UHS-I SDXC Card (V30, U3)

  • UHS-I / V30 / U3 / Class 10 / A1
  • Max Read Speed: 100 MB/s
  • Max Write Speed: 80 MB/s

Designed to capture action with high-speed photo bursts or 4K video, the Kingston Canvas React UHS-I SDXC Memory Card takes advantage of the UHS-I bus to support read speeds of up to 100 MB/s and write speeds of up to 80 MB/s. This Canvas React card supports the V30 speed class, which guarantees minimum write speeds of 30 MB/s. Ideal for shooting burst-mode photos and 4K video.

Buy Kingston Canvas React UHS-I SDXC Card: at AmazonB&HAdorama.

Don’t own the Sony a7 III? Just get it at Amazon, B&H, Adorama.

Read more: Best Lenses for Sony a7 III.