SanDisk
SanDisk Extreme microSD UHS-I Memory Card 256GB
Best reliable storage for high performance devices.
This memory card offers impressive read speeds of up to 190MB/s, enhanced by SanDisk QuickFlow Technology, making file offloads significantly faster. It supports rapid shooting with write speeds up to 130MB/s, ensuring you don't miss critical moments. Designed for demanding tasks, it's 4K and 5K UHD-ready, meeting the requirements of UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) for smooth, high-resolution video recording. Its robust design ensures reliability for capturing content in various environments, making it ideal for action cameras, drones, and other high-performance devices.
$609.95
Owner Satisfaction
4.7
/ 5
Category Rank
17
/ 864
#17 in Flash Memory Cards
Price vs Category Average
+660%
Above average
Capacity
256
/ GB
Who it's for
- Content creators, drone pilots, and smartphone users needing speed.
- Adventurers, outdoor enthusiasts, and users in extreme conditions.
- Photographers, videographers, and gamers with large media libraries.
Who should skip it
- Budget-conscious buyers or those with minimal performance requirements.
- Professional videographers and users with UHS-II compatible cameras.
- Online shoppers and buyers seeking guaranteed authenticity.
Performance breakdown
Data Transfer Speed
QuickFlow technology makes offloading large 4K files remarkably snappy and efficient.
Video Recording Reliability
V30 rating ensures consistent, stutter-free capture for high-resolution 4K and 5K.
Durability
Built to withstand extreme temperatures, water, and shocks during outdoor adventures.
Burst Shooting Performance
Write speeds easily handle rapid-fire photography without buffering or dropped frames.
Device Compatibility
Versatile microSD format fits perfectly in drones, action cams, and handheld consoles.
Storage Capacity
256GB offers a sweet spot for extended shoots without frequent card swaps.
Key Specs
Capacity
256 GB
Read Speed
Up to 190MB/s
Write Speed
Up to 130MB/s
Card Type
microSDHC, microSDXC
UHS Speed Class
U3
Video Speed Class
V30
Waterproof
Yes
Shockproof
Yes
Know before you buy
Yes. This card is rated V30 and U3, which guarantees the sustained write speeds necessary to capture smooth 4K and 5K UHD video without stuttering.
With SanDisk QuickFlow Technology, you can achieve read speeds up to 190MB/s. Keep in mind that your actual transfer speed will depend on your card reader and computer's port capabilities.
Absolutely. It is built to withstand harsh conditions, including exposure to water, shock, extreme temperatures, and X-rays, making it a reliable choice for outdoor gear.
No, this package includes only the microSD card itself. You will need to provide your own microSD-to-SD adapter if you plan to use it in a device that requires a full-sized SD slot.
No, this is a standard high-performance card designed for photography and videography. If you need a card for 24/7 security camera recording, look for 'High Endurance' models specifically designed to handle constant write cycles.
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