Best Memory Cards for Sony a7R IV

Best SD memory cards for Sony a7R IV mirrorless camera. Here is the guide for you to get the top recommended & fastest SD cards for Sony a7R IV.

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 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. 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 UHS-II SD Memory Cards for Sony a7R IV

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

Highly recommended! If you want to shoot a lot of sports and action photography, as well as the DCI and UHD 4K recording, a fast UHS-II SD card is a must for you! 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. 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

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. Sony SF-G UHS-II Card (300 MB/s)

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 continuous shooting and 4K video recording. 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)

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 Memory Cards: at AmazonB&HAdorama.

Best UHS-I SD Memory Cards for Sony a7R IV

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

Because of the slow performance of the UHS-I memory cards, we recommend you stick with UHS-II cards for the Sony a7R IV. But, if you are just shooting JPEG backups to card slot 2, or you are on a very tight budget, then you will be able to get with a UHS-I card. The fastest UHS-I SD card for Sny 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 card is our favorite card for Sony a7R IV and 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.

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

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.

Read more: Best Lenses for Sony a7R IV.

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