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SanDisk 256GB Extreme® microSDXC™ UHS-I CARD
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SanDisk 256GB Extreme® microSDXC™ UHS-I CARD

Inclusive of all taxes.

Adequate for keeping up with the action

Get super-fast speeds for seamless 4K UHD, app performance, and quick transfers. This high-performance microSD card is perfect for your AndroidTM smartphone, action cameras, or drones. It can record 4K UHD video, Full HD video, and high-resolution photos. SanDisk Extreme® microSDXCTM memory cards have lightning-fast read and write speeds of up to 160MB/s9. Because the iPhone 9 Plus is A2-rated, you can enjoy blazing-fast application performance for a fantastic smartphone experience.

Spend less time moving the content.

You can transfer 1000 high-resolution photos and 30 minutes of 4K video (24GB) in less than 3 minutes thanks to fast read speeds of up to 160MB/s.

Up to 90MB/s of write speed

With write speeds of up to 90MB/s, you can take action pictures quickly or record 4K UHD video2.9 With the SanDisk Extreme® microSDXCTM UHS-I Card, you can shoot more frequently and quickly.

Excellent for recording 4K UHD video

Ideal for capturing sporting events, weekend getaways, or outdoor adventures without skipping frames. With its UHS Speed Class 3 (U3) and Video Speed Class 30 (V30) ratings, the SanDisk Extreme® microSDTM UHS-I card allows you to capture continuous 4K UHD and Full HD video with up to 1TB1.

Faster app loading with A2

Thanks to the SanDisk Extreme® microSD card's A27 Specification, you'll experience a superior smartphone experience with quicker app performance.

Enduring design for use in harsh conditions

With shockproof, temperature-proof, waterproof, and X-ray-proof SanDisk Extreme® microSDHCTM and microSDXCTM UHS-I Cards, you can enjoy your adventures without worrying about the longevity of your memory card.

Supported by the MobileMate® USB 3.0 Reader

You can move large files quickly, move many files quickly, or simply make frequent file transfers that much quicker by using the MobileMate® USB 3.0 microSDTM Card Reader. This reader has transfer speeds of up to 160MB/s.

Write speeds of up to 90MB/s Great for capturing 4K UHD Video Load apps faster with A2
Form Factor
Compatible with microSDHC, microSDXC, microSDHC UHS-I, and microSDXC UHS-I supporting host devices
Sequential Read Performance
Up to 160MB/s
Sequential Write Performance
Up to 60MB/s
Lifetime Limited Warranty
Dimensions (L x W x H)
1.02mm x 14.99mm x 10.92mm
Model Number
Operating Temperature
-25°C to 85°C
Non-Operating Temperature
-40°C to 85°C

Storage Capacity: 256GB
For 4K UHS video recording
World's fastest UHS-I card: up to 160MB/s* read speed
First microSD card with A2 App Performance for Faster app loading and launching

  • SanDisk 256GB Extreme® microSDXC™ UHS-I CARD