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Uhs Ii Sdxc Memory Card Comparison - April 2026
| 1 Best Choice  9.9Exceptional | 2  9.8Exceptional | 3 Best Value  9.7Exceptional | 4  9.4Excellent | 5  9.1Excellent | 6  9.0Excellent | 7  8.8Very Good |
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ModelSanDisk 256GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-256G-GN4IN | Model SanDisk 128GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-128G-GN4IN | Model Lexar 256GB Professional 1667x SD Card, UHS-II, C10, U3, V60, Full HD, 4K, Up To 250MB/s Read SDXC Memory Card, for Professional Photographer, Videographer, Enthusiast (LSD256CBNA1667) | Model Lexar 128GB (2-PK) Professional Silver PRO SD Card, UHS-II, C10, U3, V60, Full HD, 4K, up to 280MB/s Read SDXC Memory Card, for Photographer, Videographer, Enthusiast (LSDSIPR128G-B2NNU) | Model SanDisk 256GB Extreme PRO SDXC UHS-II Memory Card - Up to 300MB/s Read and Write speeds, V90, 8K, 4K UHD, SD Card - SDSDXDM-256G-GN4IN | Model Lexar 128GB Professional 1667x SD Card, UHS-II, C10, U3, V60, Full HD, 4K, Up To 250MB/s Read SDXC Memory Card, for Professional Photographer, Videographer, Enthusiast (LSD128CBNA1667) | Model SanDisk 128GB Extreme PRO SDXC UHS-II Memory Card - Up to 300MB/s Read and Write speeds, V90, 8K, 4K UHD, SD Card - SDSDXDM-128G-GN4IN |
BrandSandisk | Brand Sandisk | Brand Lexar | Brand Lexar | Brand Sandisk | Brand Lexar | Brand Sandisk |
Reviews | Reviews | Reviews | Reviews  | Reviews | Reviews | Reviews  |
Tech Specs | ||||||
hardware interface SDHC | hardware interface SDHC | hardware interface SDXC | hardware interface SDHC | hardware interface SDHC | hardware interface SDXC | hardware interface SDHC |
read speed 280 Megabytes Per Second | read speed 280 Megabytes Per Second | read speed 250 Megabytes Per Second | read speed 280 Megabytes Per Second | read speed 300 Megabytes Per Second | read speed 250 Megabytes Per Second | read speed 300 Megabytes Per Second |
item weight 0.059 ounces | item weight 0.059 ounces | item weight 0.7 ounces | item weight 0.071 ounces | item weight 0.059 ounces | item weight 0.317 ounces | item weight 0.059 ounces |
secure digital association speed class Class 10 | secure digital association speed class Class 10 | secure digital association speed class Class 10 | secure digital association speed class Class 10 | secure digital association speed class Class 10 | secure digital association speed class Class 10 | secure digital association speed class Class 10 |
product dimensions 1.26L x 0.94W | product dimensions 0.09L x 0.94W | product dimensions 1.25L x 0.95W | product dimensions - | product dimensions 1.26 x 0.94 x 0.09 inches | product dimensions 1.25L x 0.95W | product dimensions 1.26 x 0.94 x 0.09 inches |
color Black | color Black | color Black | color - | color Black | color Black | color Black |
item dimensions lxwxh 0.09 x 0.94 x 1.26 inches | item dimensions lxwxh 0.09 x 0.94 x 1.26 inches | item dimensions lxwxh 1.25 x 0.95 x 0.08 inches | item dimensions lxwxh - | item dimensions lxwxh 1.26 x 0.94 x 0.09 inches | item dimensions lxwxh 1.25 x 0.95 x 0.08 inches | item dimensions lxwxh 1.26 x 0.94 x 0.09 inches |
write speed- | write speed 100 Megabytes Per Second | write speed 120 MB | write speed 120 Megabytes Per Second | write speed 300MB/s | write speed 250 | write speed 300MB/s |
ram- | ram 128 GB | ram 256 GB | ram - | ram - | ram 128 GB | ram - |
Review- | Review - | Review | Review - | Review - | Review | Review - |
Available On   | Available On  | Available On | Available On | Available On | Available On | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.9
1SandiskSanDisk 256GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-256G-GN4IN
Main highlights- Store more high-resolution files with capacity options up to 256GB (1GB = 1,000,000,000 bytes. Actual user storage less.)
- Save time with card offloads reaching transfer speeds up to 280MB/s (Up to 280MB/s read speed. Based on internal testing; performance will vary based on host device. 1MB = 1,000,000 bytes.)
- Record cinema-quality 6K and 4K UHD with Video Speed Class 60 rating (Full HD (1920x1080), 4K UHD (3840x2160), and 6K (6144x3160) video support may vary based upon host device, file attributes and other factors. See HD page on official SanDisk website. Video Speed Class 60 (V60), sustained video capture rate of 60MB/s, designates a performance option designed to support real-time video recording with UHS enabled host devices. See the SD Association’s official website for additional details.)
- For prosumers and professionals shooting with MIL and cinema cameras
- Capture superlative continuous burst mode and time lapse images with shot speeds up to 150MB/s (Up to 150MB/s write speed. Based on internal testing; performance will vary based on host device. 1MB = 1,000,000 bytes.)
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9.8
2Sandisk
SanDisk 128GB Extreme PRO SDXC UHS-II Memory Card - C10, U3, V60, 6K, 4K UHD, SD Card - SDSDXEP-128G-GN4IN
Why we love it
High read speed for quick data transfer.
Durable and reliable under extreme conditions.
Ideal for high-resolution video recording.
Main highlights- Store more high-resolution files with capacity options up to 128GB (1GB = 1,000,000,000 bytes. Actual user storage less.)
- Save time with card offloads reaching transfer speeds up to 280MB/s (Up to 280MB/s read speed. Based on internal testing; performance will vary based on host device. 1MB = 1,000,000 bytes.)
- Record cinema-quality 6K and 4K UHD with Video Speed Class 60 rating (Full HD (1920x1080), 4K UHD (3840x2160), and 6K (6144x3160) video support may vary based upon host device, file attributes and other factors. See HD page on official SanDisk website. Video Speed Class 60 (V60), sustained video capture rate of 60MB/s, designates a performance option designed to support real-time video recording with UHS enabled host devices. See the SD Association’s official website for additional details.)
- For prosumers and professionals shooting with MIL and cinema cameras
- Capture superlative continuous burst mode and time lapse images with shot speeds up to 100MB/s (Up to 100MB/s write speed. Based on internal testing; performance will vary based on host device. 1MB = 1,000,000 bytes.)
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9.7
3Lexar26% Off
Lexar 256GB Professional 1667x SD Card, UHS-II, C10, U3, V60, Full HD, 4K, Up To 250MB/s Read SDXC Memory Card, for Professional Photographer, Videographer, Enthusiast (LSD256CBNA1667)
Why we love it
UHS II tech: fast performance
Capture crystal clear images/videos
Large capacity, up to 256GB
Main highlights- Limited lifetime warranty
- Large capacity options up to 256 GB let you enjoy shooting longer without changing cards
- High-speed file transfer from card to computer to dramatically accelerate workflow
- Get high-speed performance with UHS-II technology (U3) for a read transfer speed up to 250MB/s (1667x)
- 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
- Backwards compatible with UHS-I devices and backed by limited lifetime product support. Operating Temperature-0° to 70° C (32°F to 158°F)
Our ranking system
At bestchoice.com, our team curates a selection of top products from a vast array available online, using a sophisticated ranking system based on carefully defined criteria.While traditional hands-on testing has its merits, our use of AI technology offers distinct advantages. AI allows us to process and analyze vast amounts of data from multiple sources, providing a comprehensive view that goes beyond what manual testing can achieve. This approach enables us to deliver insights that are aligned with current trends and consumer preferences, ensuring our reviews are both relevant and up-to-date.
Features
Our AI-driven analysis examines key attributes, capabilities, and other critical factors tailored to each product category. This method allows us to assess effectiveness from various perspectives, ensuring a well-rounded evaluation.
Consumer Reviews
We aggregate and evaluate consumer feedback from across the internet, giving weight to ratings and reviews that reflect the most reliable insights. AI enhances this process by filtering and prioritizing data, offering a balanced view without the need for direct personal endorsements.
Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
