This paper compares using dual USB storage (double USB) versus SD card expansion with the SData Tool v100 for data logging and portable storage tasks. It evaluates performance, reliability, capacity, cost, ease of use, and power/thermal implications, and provides recommendations for typical use cases.
The most obvious benefit is financial. A 32GB USB drive is often significantly cheaper than a 64GB or 128GB drive. If SData Tool works as advertised, it allows users to save money by buying cheaper hardware and expanding it to meet their needs. sdata tool v100 double usb or sd card space better