Looking for the best SD memory cards for Sony a7R IV? Here are our top recommended & fastest SD cards for Sony a7R IV mirrorless camera.
The Sony a7R IV has two memory card slots that both support UHS-II SD cards. So, in order to get the ultra-high read speeds (transfer speed) and write speeds (fast buffer clearing time) to get the best out of your camera, we highly recommend picking up a couple of UHS-II SD cards from our list below. But If you are on a very tight budget, you can still choose one UHS-I card.
Below are our top recommended & best SD memory cards for Sony a7R IV mirrorless camera based on the speed and price. You can choose the one you like.
Best Memory Cards for Sony a7R IV
1. Sony Tough-G Series SDXC UHS-II Card 64GB
Features
- Tough specs: world's first one-piece molded construction with high hardness materials have resulted in the world's highest level of Bend strength, 18 times greater than the SD standard
- Ribless, no write protection switch design: world's first ribless, no write protection switch design6 removed easy to break Parts, such as rib
- Fast file transfer: up to 300 MB/s transfer speed and up to 299MB/s write speed 3. Uhs-ii, Class 10, U3 compliant. Fast writing speed excellent for 4K recording and continuous burst mode shooting
- Highest level Waterproof (ipx8*5) & dustproof (ip6x*5): completely sealed with monolithic structure, This card is waterproof (compliant to IPX8)
- Backward compatible with UHS-I compatible equipment: while highest performance is obtained using a UHS-II compatible camera, (up to 95MB/s transfer and 90MB/s writing speeds3)
2. Lexar Professional 2000X 64GB SDXC Uhs-II Card
Features
- High-speed performance leverages UHS-II technology (U3) for a read transfer speed up to 2000x (300MB/s)
- Captures high-quality images and extended lengths of stunning 1080p full-HD, 3D, and 4K video with a DSLR camera, HD camcorder, or 3D camera
- Includes SD UHS-II reader for high-speed file transfer from card to computer, dramatically accelerating workflow
- Backwards compatible with UHS-I device
- Limited lifetime product support for card and 1-year limited support on reader
3. Sony SF-G64/T1 High Performance 64GB SDXC Uhs-II
out of stock
Amazon
as of October 2, 2022 7:48 am
as of October 2, 2022 7:48 am
Features
- In UHS-II devices, up to 300MB/s transfer speed and up to 299MB/s write speed
- Uhs-ii reader (mrw-s1) is needed to realize transfer speed
- 32GB, 64GB, 128GB Capacity models for all your image and video needs
- For use with digital cameras and other devices utilizing SD Memory cards
- Fast writing minimizes lag time for fast motion photos and videos, burst mode shooting
4. Sandisk Extreme Pro - Flash memory Card - 64 GB - SDXC UHS-II
Features
- Designed for professionals
- High read and write speeds
- Cinema-quality 4K video capture
- Designed to withstand extreme environments
5. SanDisk 128GB Extreme PRO SDXC UHS-I Card
$36.48 in stock
12 new from $36.48
1 used from $27.85
1 used from $27.85
Free shipping
Amazon
as of October 2, 2022 7:48 am
as of October 2, 2022 7:48 am
Features
- Shot speeds up to 90MB/s, transfer speeds up to 170MB/s [requires a compatible device capable of reaching such speeds, such as the SanDisk SD UHS I card reader (sold separately)] | Based on internal testing; Performance may be lower depending upon host device, interface, usage conditions and other factors 1MB=1,000,000 bytes; X = 150KB/sec
- Perfect for shooting 4K UHD video (1) and sequential burst mode photography, (1)Full HD (1920x1080) and 4K UHD (3840 x 2160) video support may vary based upon host device, file attributes and other factors. Compatibility - Compatible with microSDHC and microSDXC supporting host devices
- Capture uninterrupted video with UHS Speed Class 3 (U3) and video Speed Class 30 (V30)(2) | (2)UHS Speed Class 3 designates a performance option designed to support 4K UHD video recording with enabled UHS host devices; UHS video speed class 30 (V30), sustained video capture rate of 30MB/s, designates a performance option designed to support real time video recording with UHS enabled host devices
- Built for and tested in harsh conditions (3): Temperature Proof, Water Proof, shock Proof, and X ray Proof, (3)Card only
- System ram type: ddr3l_1600_sdram
English (United States) 
English (UK)