The invention discloses a vehicle side rearview mirror and a vehicle, and belongs to the technical field of assistant driving. The vehicle side rearview mirror comprises a bearing shell, a reflectivedevice and a radar detection device. The reflective device is arranged on the first side of the bearing shell, an accommodating space is arranged between the reflective device and a rear shell of thesecond side of the bearing shell, and the second side of the bearing shell is opposite to the first side of the bearing shell. The radar detection device is arranged in the accommodating space. The vehicle comprises a driving assistance system, an alarm system and the vehicle side rearview mirror. The driving assistance system is in communication connection with the radar detection device of the vehicle side rearview mirror and the alarm system separately. The vehicle side rearview mirror and the vehicle with the vehicle side rearview mirror can identify and image objects in a blind area of the vehicle in the driving process, and assistant driving in complex environments can be met.