
Lexar Professional 1667x 128GB
Score: 73/100
Lexar Professional Silver Pro 128GB
Score: 74/100Rankings

The Lexar 128 GB Professional SILVER PRO SDXC UHS-II card delivers industry-leading read speeds and a V60 video rating, packaged in a rugged, weather-proof design with a lifetime warranty and recovery software. It balances speed and durability for 4K shooters, though its write speed trails the very fastest UHS-II competitors.

The Lexar 128 GB Professional 1667x UHS-II SDXC card (2-pack) provides high read speeds and a V60 video rating, making it suitable for 4K video and fast RAW bursts. Its dual-card configuration, write-protect switch, and lifetime warranty add value, though write speeds lag behind top-tier competitors.
| Attribute | ![]() | ![]() |
|---|---|---|
128 GBbest | 128 GBbest | |
250 MB/s | 280 MB/sbest | |
120 MB/sbest | 120 MB/sbest | |
| ↓ lower better | 2 gbest | 2 gbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(1) | ||
Maximum Read Speed (MB/s) | 250 MB/s | 280 MB/s |
Compatibility(1) | ||
Compatible Devices | UHS-I and non-UHS devices | Backward compatible with UHS-I devices |
Physical(1) | ||
Weight (g) | 2.0 g | 2 g |

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

Professional reviewers praise the Lexar 1667x series for its solid UHS-II performance, V60 rating, and extensive testing across more than 1,100 devices, highlighting its reliability in demanding DSLR and cinema camera workflows. They also note the added confidence of a limited lifetime warranty, though they acknowledge that write speeds, while good, lag behind some premium competitors.
Everyday users consistently rate the cards highly (4.5-4.9/5), lauding the fast transfer speeds, dependable 4K video capture, and the convenience of the write-protect switch and recovery software. Common complaints focus on occasional slower real-world write speeds, incompatibility with older readers, and the absence of a bundled card reader or case.

“dramatically accelerates workflow from start to finish”

“fast transfer speeds, noting that large photo batches and 4K video clips import quickly into editing software.”




Professional reviewers commend the SILVER PRO for its industry-leading read speed and reliable V60 performance, noting its extensive compatibility testing and rugged build. However, they point out that its sustained write speed trails the very best UHS-II cards, making it a solid mid-tier choice but not the top pick for the most demanding video workflows.
Everyday users consistently praise the card's fast transfer rates and rugged durability, especially in harsh outdoor conditions, and value the lifetime warranty. Common complaints revolve around slower-than-advertised write speeds in burst shooting and occasional performance drops with older readers or specific camera models.