Best Memory Cards for Sony a6400

Best SD Memory Cards for Sony a6400? Here are our top recommended & fastest SD cards for Sony a6400 mirrorless camera.

The Sony a6400 mirrorless camera (B&H, Adorama) has only one SD card slot that supports only UHS-I SD cards, which means it will have the very low write speeds at about 32MB/s, and it will not gain any write speed benefits from using a UHS-II SD card, however you can take advantage of the read speed of UHS-II memory cards (up to 300 MB/s with a USB 3.0 memory card reader), especially when transferring pictures/datas to a computer or previewing them on the camera.

Featuring a 24.2MP CMOS sensor, the world’s fastest AF acquisition of 0.02 seconds, Real-time Eye Autofocus, Real-time Tracking, the Sony a6400 is also capable of 4K video recording and high speed shooting at up to 11 fps with AF/AE tracking – making it the ultimate tool for all types of creators ranging from professionals to everyday vloggers. So, if you want to shoot Raw still images and 4K video, some quality 128GB and 256GB U3 capable SD cards will be your best choices.

Below is our list of best SD memory cards for Sony a6400 mirrorless camera based on the speed and price. Just choose the one you like.

Recommended SD Cards for Sony a6400

We’ve put together a quick comparison table of our top recommended and fastest SD cards for the Sony a6400 mirrorless camera. All are good options – but if you’d like even more detailed recommendations, you’ll find them below.

UHS-I SD CardsMax. Read SpeedMax. Write Speed
SanDisk Extreme PRO UHS-I SD Card (V30, U3)200 MB/s140 MB/s
Samsung PRO Ultimate UHS-I SD Card (V30, U3)200 MB/s130 MB/s
Samsung PRO Plus UHS-I SD Card (V30, U3)180 MB/s130 MB/s
Lexar Professional 1066x UHS-I SD Card (V30, U3)160 MB/s120 MB/s
Kingston Canvas Go! Plus UHS-I SD Card (V30, U3)170 MB/s90 MB/s
SanDisk Extreme UHS-I SD Card (V30, U3)180 MB/s90 MB/s
Kingston Canvas Select Plus UHS-I SD Card (V30, U3)100 MB/s85 MB/s

Best Memory Cards for Sony a6400

1. SanDisk Extreme PRO UHS-I SD Card

SanDisk Extreme PRO UHS-I SD Card Key Specifications:

  • Bus Speed: UHS-I
  • Speed Class: V30 / U3 / Class 10
  • Max Read Speed: 200 MB/s
  • Max Write Speed: 140 MB/s
  • Min Write Speed: 30 MB/s
  • Capacities: 64GB, 128GB, 256GB, 512GB, 1T

If you’re after top-notch speed, reliability, and quality, the SanDisk Extreme Pro UHS-I SD card is the way to go! This popular SD card comes with lightning-fast read speeds of up to 200 MB/s and write speeds of up to 140 MB/s – perfect for capturing full HD, 3D, 4K video and taking RAW and burst photography shots. Highly recommended!

The SanDisk Extreme Pro UHS-I SD card is a real survivor, with water-resistance, shock-resistance, X-ray protection, and temperature tolerance of -13 to 185°F. It even comes with recovery software to save you in case of file deletion. And to top it all off, it comes in a range of storage capacities (32GB, 64GB, 128GB, 256GB, 512GB, 1TB) and with a limited lifetime warranty.

Buy SanDisk Extreme PRO UHS-I SD Card at B&HAdorama.

2. Samsung PRO Plus UHS-I SD Card

Samsung PRO Plus UHS-I SD Card Key Specifications:

  • Bus Speed: UHS-I
  • Speed Class: V30 / U3 / Class 10
  • Max Read Speed: 160 MB/s
  • Max Write Speed: 120 MB/s
  • Min Write Speed: 30 MB/s
  • Capacities: 32GB (SDHC), 64GB, 128GB, 256GB (SDXC)

The Samsung PRO Plus UHS-I SD Card is the ultimate choice for camera enthusiasts looking for a fast, reliable and affordable UHS-I SD card. With impressive speeds of 160 MB/sec and 120 MB/sec, and the capability to support 4K video recording, this card is ideal for your photo and videography needs. Plus, the Samsung Pro Plus SD card comes in models ranging from 32GB to 256GB, and is even backed by a 10 year limited warranty. Highly recommended!

Buy Samsung PRO Plus UHS-I SD Card at B&H.

3. Lexar Professional 1066x UHS-I SD Card (Silver Series)

Lexar Professional 1066x UHS-I SD Card (SILVER Series) Key Specifications:

  • Bus Speed: UHS-I
  • Speed Class: V30 / U3 / Class 10
  • Max Read Speed: 160 MB/s
  • Max Write Speed: 120 MB/s
  • Min Write Speed: 30 MB/s
  • Capacities: 64GB, 128GB, 256GB, 512GB, 1T

For those looking for the fastest UHS-I SD Card on the market, the Lexar Professional 1066x UHS-I SD Card (SILVER Series) is a great choice. Boasting impressive read speeds of up to 160 MB/s and write speeds of up to 120 MB/s, this card ensures you can quickly capture and transfer Full-HD and 4K UHD videos with ease. Additionally, its high-end features make it perfect for recording 4K UHD content, as well as offering water, shock, vibration, x-ray, and temperature resistance.

Buy Lexar Professional 1066x UHS-I SD Card (Silver Series) at B&HAdorama.

4. Kingston Canvas Go! Plus UHS-I SD Card

Kingston Canvas Go! Plus UHS-I SD Card Key Specifications:

  • Bus Speed: UHS-I
  • Speed Class: V30 / U3 / Class 10
  • Max Read Speed: 170 MB/s
  • Max Write Speed: 90 MB/s
  • Min Write Speed: 30 MB/s
  • Capacities: 64GB, 128GB, 256GB and 512GB
  • Limited Lifetime Warranty

The Kingston Canvas Go! Plus UHS-I SD Card is an ideal pick for on-the-go users who require UHD 4K video and photo bursts. This card features extraordinary read speeds of up to 170 MB/s and write speeds of up to 90 MB/s, plus the V30 speed class which ensures minimum write speeds of 30 MB/s. Not only that, but it has been built and tested to survive through harsh conditions such as water, shock, vibration, x-rays, and extreme temperatures. All in all, this is a highly recommended card!

Buy Kingston Canvas Go! Plus UHS-I SD Card (V30, U3) at B&HAdorama.

Read more: Best Lenses for Sony a6400.