
Angelbird AV PRO 128GB
Score: 88/100
ProGrade Digital V90 Iridium 256GB
Score: 75/100Rankings

The Angelbird AV PRO SD V90 128 GB is a professional-grade UHS-II SDXC card delivering up to 300 MB/s read and 260 MB/s sustained write speeds. Its rugged build and ECC features add durability but it needs UHS-II hardware and lacks bundled accessories. Best suited for videographers and photographers needing reliable high-speed storage in demanding field conditions.

The ProGrade Digital 256 GB SDXC UHS-II V90 card delivers top-tier read/write speeds and robust V90 certification for professional video capture. Its main drawbacks are the premium cost and reduced performance on UHS-I-only devices. Ideal for videographers needing reliable 6K/4K RAW recording in demanding environments.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GB | 256 GBbest | |
300 MB/sbest | 300 MB/sbest | |
280 MB/sbest | 275 MB/s | |
| ↓ lower better | 1.98 gbest | — |
3 yearsbest | 3 yearsbest | |
| ↓ lower better | — | 2.1 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Storage(1) | ||
Capacity (GB) | 128 GB | 256 GB |
Performance(2) | ||
Write Speed (MB/s) | 280 MB/s | 275 MB/s |
UHS Speed Class | U3 | UHS-II |
General(1) | ||
Certifications | RoHS, CE, FCC | V90 |

Products in the top-left offer the best value (high score, low price).

Professional reviewers from Wex Photo Video, B&H Photo Video, and Adorama consistently commend the Angelbird AV PRO SD V90 MK2 for its reliable 260 MB/s sustained write speed, robust durability, and Stable Stream technology that prevents speed drops during long recordings.
Direct consumer reviews are scarce in the available data, but inferred feedback suggests users appreciate the card's fast transfer rates and rugged build for field work.


Professional reviewers are not directly quoted in the available sources; the information consists mainly of manufacturer datasheets and retailer specifications that emphasize the card's high sustained speeds, durability and suitability for flagship cameras.
No consumer reviews or testimonials were found in the research, so everyday user sentiment cannot be summarized.