SanDisk
The SanDisk 256GB Extreme PRO UHS-I SDXC card delivers high read (up to 200 MB/s) and write (up to 140 MB/s) speeds for 4K video and burst photography, while offering rugged durability for harsh environments. It is a UHS‑I card with a lifetime limited warranty and includes a 2‑year RescuePRO Deluxe license.
Pros
Cons
Current
$68.27
Average
$32.27
Lowest
$24.99
Highest
$71.99
Lower = better sales rank
Sandisk
![SanDisk 1.5TB Ultra microSDXC UHS-I Memory Card with Adapter - Up to 150MB/s, C10, U1, Full HD, A1, MicroSD Card - SDSQUAC-1T50-GN6MA [New Version]](https://m.media-amazon.com/images/I/41IPMQ7W5TL._SL500_.jpg)
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From Expert Reviews
Praised by Experts
Criticized by Experts
From User Reviews
Users Love
Users Complain About
Best For
Professional photographers needing fast buffer clearing for RAW bursts, videographers shooting 4K UHD, drone operators requiring robust high‑capacity storage, and travelers/adventurers who need water‑ and shock‑proof media.
Not Ideal For
Users who demand the absolute fastest UHS‑II performance or who rely on generic card readers for maximum transfer speeds.
Expert Opinion
Professional reviewers praise the card for delivering reliable 4K video capture and exceptional durability, especially when used with SanDisk's own PRO‑READER to unlock its full 200 MB/s read rate. However, they caution that the UHS‑I interface limits its top‑end performance and can be misleading for users expecting UHS‑II speeds.
What Users Say
Everyday users rate the card highly for reliability, capacity, and ruggedness, often giving it 4–5 stars. Common praise centers on flawless 4K recording and survival in harsh conditions, while recurring complaints focus on slower-than‑advertised transfer speeds and occasional receipt of older, slower variants.
Common Complaints
Inconsistent real‑world read speeds with standard readers, occasional shipment of older lower‑speed models, and the lack of UHS‑II support.
What People Are Saying
“Perfect for my Panasonic Lumix GH5—records 4K video without hiccups.”
“Used it for a month‑long safari—survived dust, heat, and rain. No data loss.”
“Advertised 200 MB/s, but my MacBook Pro only reads at 70 MB/s.”
“Received the older model with 90 MB/s write speed—feels like bait‑and‑switch.”
“Works fine, but wish it were UHS‑II for future‑proofing.”
How It Compares
vs. SanDisk 256GB Extreme PRO UHS‑II
Advantages
Disadvantages
Choose the UHS‑II version if you need the fastest possible speeds and have compatible hardware; otherwise the UHS‑I card offers similar durability at lower cost.
vs. Sony 256GB SF‑M UHS‑II
Advantages
Disadvantages
Sony is ideal for users with UHS‑II‑compatible gear who prioritize top speed; SanDisk remains a more affordable, widely compatible alternative.
vs. Samsung EVO Select 256GB UHS‑I
Advantages
Disadvantages
Samsung is suitable for casual users needing extra storage without 4K demands; the SanDisk Extreme PRO is better for professionals requiring high speed and durability.
