SanDisk
SanDisk Extreme PRO SDXC UHS-I 128GB
$72.35Cheaper
Released 2021
Best Memory Cards · head-to-head
SanDisk Extreme PRO SDXC UHS-I 128GB vs Delkin BLACK UHS-II SDXC V90 128GB
A sourced, side-by-side comparison. SanDisk Extreme PRO SDXC UHS-I 128GB is cheaper at $72.35. Every spec and price links to its source.
Delkin Devices
Delkin BLACK UHS-II SDXC V90 128GB
$149.99
Released 2021
Which is better: the SanDisk Extreme PRO SDXC UHS-I 128GB or Delkin BLACK UHS-II SDXC V90 128GB?
The Delkin BLACK UHS-II SDXC V90 128GB wins 2 of the 2 specs we compare head to head; the other wins 0. The SanDisk Extreme PRO SDXC UHS-I 128GB is the cheaper at $72.35. Get the Delkin BLACK UHS-II SDXC V90 128GB for the stronger spec sheet, the SanDisk Extreme PRO SDXC UHS-I 128GB to spend less.
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Key specs, head to head
The numbers that decide it, drawn to scale — longer bar wins, the accent bar is the stronger figure.
Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | SanDisk Extreme PRO SDXC UHS-I 128GB | Delkin BLACK UHS-II SDXC V90 128GB |
|---|---|---|
| US price | $72.35 | $149.99 |
| Brand | SanDisk | Delkin Devices |
| Released | 2021 | 2021 |
| Format | sd | sd |
| Capacity (GB) | 128 | 128 |
| Speed class | u3_v30 | v90 |
| Max read (Mbps) | 200 | 300 |
| Max write (Mbps) | 90 | 250 |
| Application class | a2 | — |
| Warranty | limited lifetime | limited lifetime |
| Release | 2021 | 2021 |
Sources — SanDisk Extreme PRO SDXC UHS-I 128GB: target.com (verified 2026-06-19). Delkin BLACK UHS-II SDXC V90 128GB: bhphotovideo.com (verified 2026-06-19).
What's the difference between the SanDisk Extreme PRO SDXC UHS-I 128GB and Delkin BLACK UHS-II SDXC V90 128GB?
Where the two actually differ on the specs we track (3 of 7). Matching specs are omitted.
- Speed class: SanDisk Extreme PRO SDXC UHS-I 128GB u3_v30 vs Delkin BLACK UHS-II SDXC V90 128GB v90
- Max read (Mbps): SanDisk Extreme PRO SDXC UHS-I 128GB 200 vs Delkin BLACK UHS-II SDXC V90 128GB 300
- Max write (Mbps): SanDisk Extreme PRO SDXC UHS-I 128GB 90 vs Delkin BLACK UHS-II SDXC V90 128GB 250