When comparing CT cervical spine and MRI cervical spine, the main difference lies in what each scan detects best and how it is performed. A CT scan of cervical spine is ideal for evaluating bone structures, fractures, trauma injuries, and spinal alignment. It works using X-ray technology and produces highly detailed images within 5–10 minutes, making it the preferred choice in emergency situations. It is also generally more affordable than MRI. However, a CT cervical spine involves exposure to a small amount of radiation.

On the other hand, MRI cervical spine uses magnetic fields instead of radiation and is better suited for assessing soft tissues such as spinal discs, nerves, ligaments, and the spinal cord. It is often recommended when doctors suspect herniated discs, nerve compression, infections, or tumors. While MRI provides superior soft-tissue detail, the scan takes longer (20–45 minutes) and usually costs more than a cervical spine CT. In summary, if the concern is a fracture or acute trauma, a CT of the cervical spine is usually preferred, whereas MRI is more suitable for nerve-related or disc problems.