SANDISK Extreme PRO SD UHS-I Card 256GB (up to 250MB/s read
SANDISK Extreme PRO SD UHS-I Card 256GB (up to 250MB/s read speed and 170MB/s write speed, 4K UHD video, U3, V30) Memory Zone App
- CAPTURE LARGER THAN LIFE. Unlock 4K UHD brilliance and pristine high res stills with video speed class ratings of U3 and V30.
- SPEED BARRIERS SHATTERED. Save precious moments with blazing read speeds up to 250MB/s and write speeds up to 170MB/s [256GB-1TB capacities].
- MAXIMIZE WITH MASSIVE CAPACITY. Capture for longer and store more with up to 2TB of storage that can hold up to 2,808 minutes of 4K UHD video recorded at 30 fps (641MB/minute).
- DEFY THE ELEMENTS. Unrelentingly resilient, SANDISK SD memory cards are engineered to perform in extreme conditions, despite rough handling and constant use.
- CONTENT MANAGEMENT, SIMPLIFIED. Back up, organize, and transfer everything easily with the SANDISK Memory Zone desktop app, whether you use an SD card slot or a card reader.
| SKU: | B0GDQW8GQX |
| Brand: | SanDisk |
| Model: | SDSDXXJ-256G-GSCIN |
| Colour: | Black |
| Manufacture: | Sandisk Technologies, Inc. |
| Colour: | Black |
| Origin: | China |
From the manufacturer


Capture Larger than Life with 4K UHD(3)
Record epic 4K UHD,(3) slow motion, and continuous burst video, and pristine high-res stills with video speed class ratings of U3 and V30.(4) Capture precision in Full HD(3).

Maximize with Massive Capacity
Store more with up to 2TB(1) of storage. Our 2TB(1) capacity can store up to 47,368 24MP photos (38MB each) shot in RAW, up to 2,808 minutes of 4K UHD(3) video recorded at 30 fps (641MB/minute).

Defy the Odds — and the Elements
SANDISK SD memory cards are engineered to perform in extreme conditions. They're temperature proof, humidity proof, waterproof, shock proof, drop proof, magnet proof, X-ray proof and wear-out proof(6)


SANDISK App(7)
Easily back up, organize, and transfer your photos and videos with the SANDISK desktop app.(7) Whether you use an SD card slot or a card reader, the app helps to simplify your content management in one place.
Compare and Shop
![]() Extreme PRO SD V30 UHS-I | ![]() Extreme SD Card V30 UHS-I | ![]() Extreme PRO SD V60 UHS-II | ![]() QuickFlow SD USB-C Reader | |
|---|---|---|---|---|
| Customer Reviews | 4.8 out of 5 stars227 | 4.8 out of 5 stars227 | 4.7 out of 5 stars93,224 | — |
| Price | £346.99 | — | £789.94 | — |
| Capacity(1) | Up to 1TB | Up to 512GB | Up to 1TB | NA |
| Read Speed(9) | Up to 250MB/s | Up to 230MB/s | Up to 280MB/s | NA |
| Write Speed(9) | Up to 170MB/s | Up to 160MB/s | Up to 150MB/s [256GB-1TB] | NA |
| Interface | UHS-I | UHS-I | UHS-II | USB-C 3.2 GEN 1 (2.0 and 3.0) |
| Video Speed Class | V30 | V30 | V60 | NA |
Legal Disclaimers
(1) 1GB=1,000,000,000 bytes. 1TB=1,000,000,000,000 bytes. Actual user storage less. (2) [32GB] Up to 100MB/s read speed. Write speed up to 90MB/s. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. [64GB] Up to 200MB/s read speed, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Write speed up to 90MB/s. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. [128GB] Up to 250MB/s read speed, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Write speed up to 120MB/s. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. [256GB-1TB] Up to 250MB/s read speed, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Write speed up to 170MB/s. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. [2TB] Up to 250MB/s read speed, engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Write speed up to 150MB/s. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes. (3) Full HD (1920×1080) and 4K UHD (3840 x 2160) video support may vary based upon host device, file attributes and other factors. See official Sandisk website. (4) UHS Video Speed Class 30 (V30), sustained video capture rate of 30MB/s, and UHS Speed Class 3 designates a performance option designed to support real-time video recording with UHS enabled host devices. See the SD Association’s official website. (5) See Western Digital White Paper- Flash 101 and Flash Management. A detailed overview of flash and flash management (August 2018). (6) Card only. See product packaging or official Sandisk website for additional information and limitations. (7) Download and installation required. See the Official Sandisk website for more information about SANDISK App. (8) Approximations: results will vary based on file size, resolution, compression, bit rate, content, host device, pre-loaded files, and other factors. (11) Engineered with proprietary technology to reach speeds beyond UHS-I 104MB/s, require compatible devices capable of reaching such speeds. Based on internal testing; performance may be lower depending upon host device, interface, usage conditions and other factors. 1MB=1,000,000 bytes.
SANDISK, the SANDISK logo, SANDISK App, and SANDISK Extreme PRO are registered marks or marks of Sandisk Corporation or its affiliates in the US and/or other countries. The SDHC and SDXC marks and logos are marks of SD-3C, LLC. All other marks are the property of their respective owners. Product specifications subject to change without notice. Pictures shown may vary from actual products.
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