The invention discloses a navigation recording instrument and a navigation recording method based on track record and time search. The instrument comprises a navigation device and a recorder; a communication protocol and a communication interface are built and provided between the navigation device and the recorder so as to switch the navigation device and the recorder; a share database is built between the navigation device and the recorder and used for sharing and exchanging data; the navigation device is used for uploading the navigation data recorded during navigation to the share database; the recorder is used for synchronously uploading the record data recorded during navigation to the share database; the share database can receive a use instruction to search navigation data and/ or record data of key points and display the data. According to the navigation recording instrument, the navigation device and the recorder can be randomly switched, so that the user can view the important information points in the travel at any time, and the use is convenient.