Dual-frequency GNSS is readily available for every vendor, but they are being very slow to adopt it. While the reasons why are unclear, it’s likely that we can point to cost as a contributing factor. Xiaomi is leading the charge at the moment, but it remains to be seen if other major vendors are going to jump on the bandwagon.
Dual-frequency GNSS can prove to be absolutely vital in big cities where multipath errors are a common issue. With the Galileo satellite constellation in Europe nearing completion, now is a better time than ever for companies to start looking at dual-frequency GNSS in earnest.