Best Memory Cards for Sony a7R III

Looking for the best memory cards for Sony a7R III mirrorless camera? Here are the top recommended memory cards for Sony a7R III.

The new Sony a7R III ($3,198 at Amazon, B&H, Adorama) mirrorless camera features Dual Memory Card Slots: the card slot 1 is compatible with ultra-fast UHS-II SD memory cards while the Card Slot 2 is compatible with UHS-I memory cards. If you want to shoot 4K video with the Sony a7R III, a fast UHS-II SD memory card is a must. But NOT all UHS-II cards have excellent performance: the Write Speed matters, the Write Speed is the key (Not the Read Speed)! Memory Cards with faster Write Speeds will run much quickly than the slower ones. And, if you plan to shoot videos, stick to 64GB or 128GB (or larger) SDXC cards for the best video codex.

Below are the top recommended memory cards for Sony a7R III, just choose the one you need!

UHS-II SD Memory Cards | UHS-I SD Memory Cards

Recommended UHS-II SD Memory Cards for Sony a7RIII

1st: Sony SF-G UHS-II SDXC Memory Cards

The Sony SF-G UHS-II 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 video capture, including 4K, 3D, HFR, and Full HD video. Up to 299MB/s write speed provides fast buffer clearing time between burst shots optimizing your shooting experience. In addition, with up to 300 MB/s read speed, even large files such as 4K video or a bunch of high-resolution images by continuous shooting can be transferred to PC in seconds. Stick to 64GB or 128GB SDXC cards for video.

Sony 128GB SF-G Series UHS-II SDXC: at Amazon, B&H, Adorama.

Sony 64GB SF-G Series UHS-II SDXC: at Amazon, B&H, Adorama.

Sony 32GB SF-G Series UHS-II SDHC: at Amazon, B&H, Adorama.

2nd: SanDisk Extreme PRO UHS-II SDXC Memory Cards

The SanDisk Extreme PRO SD UHS-II Cards are well-suited for 4K, Full HD and 3D video recording, and can achieve maximum read speeds of up to 300 MB/s and maximum write speeds of up to 260 MB/s.

SanDisk 128GB Extreme PRO UHS-II SDXC: at Amazon, B&H, Adorama.

SanDisk 64GB Extreme PRO UHS-II SDXC: at Amazon, B&H, Adorama.

SanDisk 32GB Extreme PRO UHS-II SDHC: at Amazon, B&H, Adorama.

3rd: Hoodman Steel 2000x SDXC UHS-II Memory Cards

This steel plated 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.

Hoodman 128GB Steel 2000x SDXC UHS-II: at Amazon, B&H, Adorama.

Hoodman 64GB Steel 2000x SDXC UHS-II: at Amazon, B&H.

4th: Lexar Professional 2000x UHS-II SDXC

The Lexar Professional 2000x UHS-II SDXC card is very popular, but it is already discontinued. It can achieve maximum read speeds of up to 300 MB/s and maximum write speeds of up to 260 MB/s.

Lexar Professional 2000x UHS-II SDXC with SD UHS-II Reader: at Amazon, B&H, Adorama.

Recommended UHS-I SD Memory Cards for Sony a7RIII

1st: Sony UHS-I SDXC Memory Card (Class 10/U3)

In addition to capturing 4K video, the Sony UHS-I SDXC Memory Card (Class 10/U3) provides enhanced data transfer rates of up to 95 MB/s read and 90 MB/s write to make transferring large files quick and easy.

Sony 128GB UHS-I SDXC (Class 10/U3): at Amazon, B&H, Adorama.

Sony 64GB UHS-I SDXC (Class 10/U3): at Amazon, B&H, Adorama.

Sony 32GB UHS-I SDHC (Class 10/U3): at Amazon, B&H.

2nd: SanDisk Extreme PRO UHS-I SDXC Memory Card (V30)

The SanDisk Extreme PRO UHS-I SDXC Memory Card (V30) delivers write speeds of up to 90 MB/s UHS Speed Class 3 (U3) recording speed for high resolution, real-world color and stutter-free 4K Ultra HD video.

SanDisk 256GB Extreme PRO UHS-I SDXC (V30): at Amazon, B&H, Adorama.

SanDisk 128GB Extreme PRO UHS-I SDXC (V30): at Amazon, B&H, Adorama.

Read more: Best Lenses for Sony a7R III.