10 Best sd card for sony a6400s of 2026

Explore top picks

1

Sandisk

SanDisk 256GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-256G-GN4IN
9.8

Exceptional

Our Rating
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2

Sandisk
SanDisk 512GB Extreme PRO SDXC UHS-I Memory Card - C10, U3, V30, 4K UHD, SD Card - SDSDXXD-512G-GN4IN, Dark gray/Black
Main highlights

Key Features and Benefits
Achieve lightning-fast offload speeds up to 200MB/s with SanDisk QuickFlow Technology, perfect for high-speed data transfer and storage needs.

Ideal Use Cases
Exceptional for 4K UHD video shooting, sequential burst mode photography, and high-speed data transfer with compatible devices.

Customer Reviews Highlight
Most praised for its reliable, high-speed performance, significantly reducing file transfer time and enhancing workflow efficiency.
Key specs
- hardware interface:SDHC
- read speed:200 Megabytes Per Second
- special feature:water proof, temperature proof
- speed class:Class 10, UHS Speed Class 3
- dimensions:1.2L x 0.9W
9.6

Exceptional

Our Rating

9.5
Storage space

9.3
worth the money

9.3
Image quality
3

Sandisk
SanDisk 128GB Extreme PRO SDXC UHS-I Memory Card - C10, U3, V30, 4K UHD, SD Card - SDSDXXD-128G-GN4IN
Main highlights

High-Speed Performance
Achieve up to 200MB/s read and 90MB/s write speeds for efficient data transfer.

Ideal for 4K UHD
Perfect for 4K UHD video and burst mode photography with UHS Speed Class 3 and V30 ratings.

Reliability and Durability
Praised for its reliability and robust design, ideal for demanding environments.
Key specs
- hardware interface:SDHC
- read speed:200 Megabytes Per Second
- special feature:water, x ray, temperature proof
- speed class:Class 10, UHS 3
- dimensions:0.09 x 0.94 x 1.26 inches
9.4

Excellent

Our Rating

9.3
Image quality

9.3
Storage space

9.1
worth the money
4

Gigastone
【5-Years Data Recovery】 GIGASTONE 256GB SD Card, 4K Camera Pro, A1 V30 SDXC Memory Card 4K UHD Video Compatible with Canon Digital Camera, with 1 Mini Case
Main highlights

High-Speed Performance
Up to 100 MB/s data transfer speed for efficient use.

Versatile Compatibility
Ideal for DSLR, camcorders, and digital cameras.

Customer Satisfaction
Praised for great performance and value by users.
Key specs
- hardware interface:SDXC
- read speed:100 Megabytes Per Second
- special feature:X ray proof, water proof, magnetic proof
- speed class:Class 10
- dimensions:5.43 x 3.43 x 0.28 inches
9.3

Excellent

Our Rating

9.9
Storage space

9.7
Image quality

8.2
worth the money
5

Gigastone
【5-Years Data Recovery】GIGASTONE 128GB SD Card, 4K Camera Pro, A1 V30 SDXC Memory Card 4K UHD Video Compatible with Canon Digital Camera, with 1 Mini Cases
Main highlights

High Speed and Durability
Up to 100 MB/s speed, waterproof, shock-proof, ideal for 4K UHD.

Perfect for Photography
Ideal for capturing high-quality photos at events and trips.

Impressive Storage Capacity
Holds over 1000 photos, praised for large volume storage.
Key specs
- hardware interface:SDXC
- read speed:100 Megabytes Per Second
- special feature:Waterproof, temperature-proof
- speed class:Class 10
- dimensions:5.4 x 3.46 x 0.33 inches
9.2

Excellent

Our Rating

9.9
Image quality

9.9
Storage space

9.9
worth the money
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6

Sandisk
SanDisk 256GB Extreme SDXC UHS-I Memory Card - C10, U3, V30, 4K, UHD, SD Card - SDSDXVV-256G-GNCIN
Main highlights

High-Speed Performance
Achieve read speeds up to 180MB/s with SanDisk QuickFlow Technology.

Ideal for 4K UHD Video
Perfect for shooting 4K UHD and burst mode photography.

Customer Praised Reliability
Highly reliable, trusted brand for cameras and compatible devices.
Key specs
- hardware interface:SDHC
- read speed:180 Megabytes Per Second
- special feature:water proof, x ray proof, temperature proof
- speed class:Class 10
- dimensions:0.09 x 0.94 x 1.26 inches
9.1

Excellent

Our Rating

8.7
worth the money

8.7
Image quality

8.7
Storage space
7

Sandisk
SanDisk 256GB Ultra SDXC UHS-I Memory Card - Up to 150MB/s, C10, U1, Full HD, SD Card - SDSDUNC-256G-GN6IN
Main highlights

Quick Transfer Speeds and High Capacity
Quick transfer speeds up to 150MB/s and up to 256GB storage capacity, ideal for compact to mid-range point-and-shoot cameras and Full HD video recording.

Ideal for Photography and Video Recording
Perfect for photographers and videographers needing reliable storage for high-quality images and real-time Full HD 1080p video recording with UHS Speed Class 1 U1 rating.

Praised for Durability and Performance
Customers consistently praise the durability, quick transfer speeds, and ample storage capacity, making it a highly recommended choice for various devices and use cases.
Key specs
- hardware interface:SDXC
- read speed:150 Megabytes Per Second
- special feature:X Ray Proof, Water Proof, Magnetic Proof, Temperature Proof, Drop Proof
- speed class:Class 10
- dimensions:1.26 x 0.94 x 0.09 inches
9.0

Excellent

Our Rating

9.9
Storage space

9.7
worth the money

9.5
Simple to use
8

Sandisk
SanDisk 128GB SDXC SD Extreme Pro Memory Card Bundle Works with Sony Alpha a6400 Mirrorless Camera (ILCE-6400/B) 4K V30 U3 (SDSDXXY-128G-GN4IN) Plus (1) Everything But Stromboli (TM) Combo Card Reader
Main highlights

Key Features
High-speed 128GB SD Extreme Pro, with up to 200MB/s read, 90MB/s write. Includes versatile card reader for seamless data transfer.

Ideal Use Cases
Perfect for professional photographers and videographers, especially for 4K UHD video on Sony Alpha a6400 cameras.

Customer Praise
Most reviews highlight the card`s reliability and fast transfer speeds, making it a favorite for intense shooting schedules.
8.9

Very Good

Our Rating
9

Lexar
Lexar 256GB Professional Silver SD Card, UHS-I, C10, U3, V30, 4K, Up to 205/140 MB/s SDXC Memory Card, for Photographer, Videographer, Enthusiast (LSDSILV256G-BNNNU)
Main highlights

High-Speed Performance
205MB/s read and 140MB/s write speeds enhance efficiency.

Ideal for 4K Video
Supports 4K 60FPS, perfect for videographers and photographers.

Customer Satisfaction
Highly praised for large capacity and ease of use.
Key specs
- hardware interface:SDHC
- read speed:205 Megabytes Per Second
- special feature:Magnetic Proof, Wearout Proof, Drop Proof, Temperature Proof, Vibration Proof
- speed class:Class 10
- dimensions:5.43 x 5.28 x 0.43 inches
8.8

Very Good

Our Rating
10

Sandisk
SanDisk Ultra Plus 128GB SDXC UHS-I Memory Card
Main highlights

Fast Transfer Speeds
Quick transfer speeds up to 140MB/s, ideal for efficient data handling.

Ideal for Cameras
Perfect for compact to mid-range cameras, enhancing photo and video storage.

Highly Rated Durability
Praised for durability and reliability in various conditions by customers.
Key specs
- hardware interface:SDXC
- read speed:140 Megabytes Per Second
- special feature:X Ray Proof, Water Proof
- speed class:Class 10
- dimensions:1.26 x 0.94 x 0.09 inches
8.7

Very Good

Our Rating

9.9
Storage space

9.7
worth the money

9.3
Simple to use

10 Best sd card for sony a6400s of 2026

1

SanDisk 256GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-256G-GN4IN

How do we rank?

How do we rank?

Analyzing top stores

2

SanDisk 512GB Extreme PRO SDXC UHS-I Memory Card - C10, U3, V30, 4K UHD, SD Card - SDSDXXD-512G-GN4IN, Dark gray/Black

9.5

9.3

9.3

3

SanDisk 128GB Extreme PRO SDXC UHS-I Memory Card - C10, U3, V30, 4K UHD, SD Card - SDSDXXD-128G-GN4IN

9.3

9.3

9.1

4

【5-Years Data Recovery】 GIGASTONE 256GB SD Card, 4K Camera Pro, A1 V30 SDXC Memory Card 4K UHD Video Compatible with Canon Digital Camera, with 1 Mini Case

9.9

9.7

8.2

5

【5-Years Data Recovery】GIGASTONE 128GB SD Card, 4K Camera Pro, A1 V30 SDXC Memory Card 4K UHD Video Compatible with Canon Digital Camera, with 1 Mini Cases

9.9

9.9

9.9

6

SanDisk 256GB Extreme SDXC UHS-I Memory Card - C10, U3, V30, 4K, UHD, SD Card - SDSDXVV-256G-GNCIN

8.7

8.7

8.7

7

SanDisk 256GB Ultra SDXC UHS-I Memory Card - Up to 150MB/s, C10, U1, Full HD, SD Card - SDSDUNC-256G-GN6IN

9.9

9.7

9.5

8

SanDisk 128GB SDXC SD Extreme Pro Memory Card Bundle Works with Sony Alpha a6400 Mirrorless Camera (ILCE-6400/B) 4K V30 U3 (SDSDXXY-128G-GN4IN) Plus (1) Everything But Stromboli (TM) Combo Card Reader

9

Lexar 256GB Professional Silver SD Card, UHS-I, C10, U3, V30, 4K, Up to 205/140 MB/s SDXC Memory Card, for Photographer, Videographer, Enthusiast (LSDSILV256G-BNNNU)

10

SanDisk Ultra Plus 128GB SDXC UHS-I Memory Card

9.9

9.7

9.3

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