SanDisk
Extreme Pro SD UHS I 512GB Card for 4K Video for DSLR and Mirrorless Cameras 200MB/s Read & 140MB/s Write
*Price sourced from Amazon.com. Last updated 2026-06-06. Price and availability subject to change.
Bottom line: The Extreme Pro SD UHS I 512GB Card for 4K Video for DSLR and Mirrorless Cameras 200MB/s Read & 140MB/s Write is a category leader on buyer feedback in the external storage category, priced around $139.00, rated 4.8★ across 86,933 verified Amazon reviews. A confident buy for most shoppers in this category.
Our most powerful SD UHS-I memory card yet saves you time transferring media with read speeds of up to 200MB/s* powered by SanDisk® QuickFlow™ Technology. Pair with the SanDisk® Professional PRO-READER SD and microSD™ to achieve maximum speeds (sold separately). With shot speeds of up to 140MB/s* and UHS speed Class 3 (U3) recording, you’re ready to capture stunning, high-resolution, stutter-free 4K UHD video
SpecPicks Verdict
SpecPicks classifies SanDisk Extreme Pro SD UHS I 512GB Card for 4K Video for DSLR and… as a category leader on buyer feedback in the external storage category, based on 86,933 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. SanDisk's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for external storage of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 4.8★ average across customer reviews
- ✓ Large, well-vetted feedback pool (86,933 reviews)
- ✓ Shot speeds up to 140MB/s* [256GB-1TB] (up to 90MB/s* for 64GB-128GB)
- ✓ Backed by SanDisk's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Save time with card offload speeds of up to 100MB/s* powered by SanDisk QuickFlow Technology
- Shot speeds up to 140MB/s* [256GB-1TB] (up to 90MB/s* for 64GB-128GB)
- Perfect for shooting 4K UHD video1 and sequential burst mode photography
- Capture uninterrupted video with UHS Speed Class 3 (U3) and Video Speed Class 30 (V30)
- Built for and tested in harsh conditions Temperature-proof, waterproof, shockproof, and X-ray-proof
Full Specifications
| UPC | 619659188665 |
|---|---|
| ASIN | B09X7DZM1V |
| Brand | SanDisk |
| Colour | black |
| Brand Name | SanDisk |
| Model Name | Extreme Pro |
| Read Speed | 200 Megabytes Per Second |
| Item Weight | 2 Grams |
| Manufacturer | SANDISK - CARDS, Western Digital UK Ltd, 20F No. 918, Unit B,C,D Middle Huai Hai Zhong Road Shanghai 200020 PRC |
| Model Number | SDSDXXD-512G-GN4IN |
| Item Type Name | SD Cards |
| Special Feature | Water Proof |
| Customer Reviews | 4.54.5 out of 5 stars(85,025)4.5 out of 5 stars |
| Best Sellers Rank | #1,626 in Electronics (See Top 100 in Electronics)#2 in SecureDigital Cards |
Ready to buy?
SanDisk Extreme Pro SD UHS I 512GB Card for 4K Video for DSLR and Mirrorless Cameras 200MB/s Read & 140MB/s Write is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-06-06. Price and availability subject to change.
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