Lexar
Lexar Professional 1667x SDXC UHS-II 128GB
$94.99Cheaper
Released 2019
Best Memory Cards · head-to-head
Lexar Professional 1667x SDXC UHS-II 128GB vs Delkin BLACK UHS-II SDXC V90 128GB
A sourced, side-by-side comparison. Lexar Professional 1667x SDXC UHS-II 128GB is cheaper at $94.99. 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 Lexar Professional 1667x SDXC UHS-II 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 Lexar Professional 1667x SDXC UHS-II 128GB is the cheaper at $94.99. Get the Delkin BLACK UHS-II SDXC V90 128GB for the stronger spec sheet, the Lexar Professional 1667x SDXC UHS-II 128GB to spend less.
Check Lexar Professional 1667x SDXC UHS-II 128GB price See Delkin BLACK UHS-II SDXC V90 128GB on Amazon
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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 | Lexar Professional 1667x SDXC UHS-II 128GB | Delkin BLACK UHS-II SDXC V90 128GB |
|---|---|---|
| US price | $94.99 | $149.99 |
| Brand | Lexar | Delkin Devices |
| Released | 2019 | 2021 |
| Format | sd | sd |
| Capacity (GB) | 128 | 128 |
| Speed class | v60 | v90 |
| Max read (Mbps) | 250 | 300 |
| Max write (Mbps) | 120 | 250 |
| Application class | — | — |
| Warranty | limited lifetime | limited lifetime |
| Release | 2019 | 2021 |
Sources — Lexar Professional 1667x SDXC UHS-II 128GB: americas.lexar.com (verified 2026-06-19). Delkin BLACK UHS-II SDXC V90 128GB: bhphotovideo.com (verified 2026-06-19).
What's the difference between the Lexar Professional 1667x SDXC UHS-II 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: Lexar Professional 1667x SDXC UHS-II 128GB v60 vs Delkin BLACK UHS-II SDXC V90 128GB v90
- Max read (Mbps): Lexar Professional 1667x SDXC UHS-II 128GB 250 vs Delkin BLACK UHS-II SDXC V90 128GB 300
- Max write (Mbps): Lexar Professional 1667x SDXC UHS-II 128GB 120 vs Delkin BLACK UHS-II SDXC V90 128GB 250
What reviewers say
Sourced tester consensus for each — the "what people who used it think" layer, not just specs.
Lexar Professional 1667x SDXC UHS-II 128GB
TechRadar (May 2025) is the only whitelisted source with genuine hands-on testing of this exact Lexar Professional 1667x SDXC UHS-II. It measured 254MB/s read and 101MB/s write, praising read consistency, capacities up to 256GB, and the limited lifetime warranty, while flagging the 64GB minimum capacity and 4K as the practical filmmaking ceiling. (1 sourced review, 1 lab-tested.)
Praised: Read speed matched the claimed spec almost exactly at 254MB/s; consistent and fast; Limited lifetime warranty; Available in capacities up to 256GB.
Flagged: 64GB minimum capacity, no smaller backup option; Write speed dropped about 20% to 101MB/s versus the 120MB/s claim; 4K video is the practical ceiling for filmmaking.
Delkin BLACK UHS-II SDXC V90 128GB
No sourced tester review yet.