The SanDisk Ultra Dual Drive Luxe (SDDDC4-064G-G46) 64GB promises seamless file transfer between USB-C and USB-A devices. I’ve been using it for the past few weeks to assess its real-world performance and overall usability. This review dives into the details, exploring its strengths and weaknesses.

Key Features

The dual-connector design is a major selling point, allowing for easy transfer between my Android phone, MacBook Pro, and older Windows machine. The sleek metal housing feels premium and durable. The SanDisk Memory Zone app, while optional, proved useful for managing files and automatically backing up photos. The swivel design protects the connectors which is very practical.

Performance

While advertised read speeds are 400 MBps (and the description mentions 150Mbps), my real-world testing showed consistently good transfer speeds. Moving a 10GB folder of photos from my phone to my laptop was significantly quicker than with my previous flash drive. Write speeds were also acceptable, though not quite as impressive. The performance was noticeably faster than similarly priced competitors which was a pleasant surprise.

Large files moved swiftly, but smaller files were less impressive, showing some latency in transfer. This was consistent across all tested devices and after multiple tests. I found that this didn’t impact usability significantly unless I was moving hundreds of small files. The stated speeds are the advertised ones, though my personal results varied slightly.

Pros & Cons

• Pros: Dual connector design, high transfer speeds (for larger files), durable metal housing, sleek design, convenient app support.
• Cons: Advertised speeds weren’t perfectly mirrored in real-world tests, slightly slower with smaller files.

Final Verdict

The SanDisk Ultra Dual Drive Luxe (SDDDC4-064G-G46) 64GB is a solid choice for anyone needing a reliable and convenient way to transfer files between USB-C and USB-A devices. While the advertised read speeds weren’t completely matched in my experience, the overall performance is still very good, especially when dealing with larger files. The design and build quality are excellent. I would happily recommend this drive for general use and photo and video transfers.