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Last Updated on June 14, 2026 by II Editor
Choosing a career in the medical field can be quite confusing, especially when all the careers involve helping and saving lives. This brings about comparison in the different medical fields. For example, Radiology vs Anesthesiology. Therefore, it is best to highlight the differences between Radiology and Anesthesiology. In a bit, you will get to make the right career choice.
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These two careers also involve a range of other medical procedures. For this reason, we will highlight the differences between Radiology and Anesthesiology, as well as their job descriptions. As well as their programs and the possible salary you will earn upon completion.
Radiology vs Anesthesiology
There is a big line between Radiology and Anesthesiology. But if you are wondering which career path to take, this article will give you a clear view of Radiology vs Anesthesiology.
First, let’s define Radiology and Anesthesiology.
What is Radiology?
Radiology is a branch of medicine that uses radiant energy for the diagnosis and treatment of diseases. This area can be divided into two main areas: diagnostic radiology and interventional radiology. A doctor who specializes in radiology is called a radiologist.
Also, radiology is a medical specialty that uses imaging techniques such as X-rays, ultrasound, computed tomography, positron emission tomography (PET), and magnetic resonance imaging.
What is Anesthesiology?
The American Society of Anesthesiologists defines anesthesiology as: “The practice of medicine dedicated to pain relief and comprehensive care of the surgical patient before, during, and after surgery.”
Radiologist vs Anesthesiologist Job Description and Outlook
The job descriptions of an anesthesiologist and a radiologist are vital to ensuring their patients are ready for surgery. There is a lot to say about the job outlook of radiology and anesthesiology.
What Do an Anesthesiologist do?
Basically, anesthesiologists administer anaesthetics to patients to put them in a temporary state of unconsciousness for the performance of a medical procedure.
An anesthesiologist is a doctor who administers medications to prevent a patient from feeling pain during surgery.
However, these medical specialists play a much broader role than simply putting people to sleep for surgery.
They are also involved in a variety of other medical procedures, including conducting evaluations in intensive care units, treating emergency situations and advising on pain management.
Anesthesiologists are involved in approximately 90% of the more than 40 million surgeries performed under anaesthesia in the United States.
This involvement may include direct patient care or supervision by Registered Nurse Anaesthetists (CRNAs) or Licensed Anaesthetists, both of whom play a key role in the field.
In 2025, an estimated 44,000 to 52,400 physician anesthesiologists were actively practicing across the United States. This workforce worked alongside approximately 56,000 to 67,700 Certified Registered Nurse Anaesthetists (CRNAs), according to data tracked by healthcare solutions and anaesthesia workforce networks.
However, their job description includes:
Where Do Anesthesiologists Work?
Anesthesiologists’ work environment is wherever surgical procedures take place and require administering pain relief to patients.
Therefore, you’ll find anesthesiologists at:
What Does a Radiologist Do?
Radiologists are doctors who specialize in diagnosing and treating injuries and diseases using medical imaging (radiology) procedures (exams/tests). Such as X-rays, computed tomography (CT), magnetic resonance imaging (MRI), nuclear medicine, positron emission tomography (PET), and ultrasound.
Radiologists complete at least 13 years of training, including medical school and a four-year residency. And more frequently, additional scholarships for one or two years of highly specialized training, such as radiation oncology, pediatric radiology, or interventional radiology.
They are certified by the American Board of Radiology and must meet strict continuing medical education requirements throughout their careers.
Where Do Radiologists Work?
Radiologists can work in clinical offices, hospitals, or universities. Radiologists’ work varies by specialty.
All radiologists work with medical imaging methods, including:
Most of these techniques involve radiation. Radiologists are highly qualified to protect people from the harmful effects of radiation.
These professionals can help other doctors decide the correct imaging method to use and understand what the results mean for treatment. They can also help interpret various images and other test results to make a diagnosis or determine whether current treatments are working.
Certain types of radiologists, including interventional radiologists, are more actively involved in patient treatment. Others, such as diagnostic radiologists, can provide support to other health professionals.
Some radiologists rarely work with patients and prefer to work in laboratories for research. For example, some clinical studies may include a radiologist to assist in the analysis of medical images.
Radiology vs Anesthesiology Programs
Radiology programs prepare students for fulfilling careers with room for professional growth. While Anesthesiology programs prepare students for the medical field.
Radiology Programs
Radiologists are doctors, so they follow a similar path to doctors in other specialities.
All radiologists need a medical degree, which involves 4 years of training and education from a medical school.
Most medical schools require students to have a college degree and to take an admission exam at the medical college before entering.
After completing medical school, radiologists undergo a one-year clinical training program. They may spend a preliminary year focusing on one area of medicine, such as internal medicine, or a transition year involving multiple rotations across different specialities.
After the clinical year, radiologists generally carry out 4 years of paid residency. The residency is a combination of continuing medical education and on-the-job training in different areas of radiology.
After a residency, most radiologists do a scholarship. A fellowship is one or two additional years of training in a specialized area of radiology, such as nuclear radiology. Interventional radiologists must complete a 2-year fellowship.
What are the Best Radiology Residency Programs?
Here is a list of the top radiology schools in the World:
Anesthesiology Programs
Anesthesiologists are doctors. Like other doctors, they start with a 4-year college degree, followed by 4 years of medicine.
After that, they must complete another 4 years in an anesthesiology residency program.
Finally, they may continue to pass an additional examination for certification by the American Board of Anesthesiology (ABA).
If they want to specialize more, they will enrol in a scholarship program of one year or more to learn:
What are the Best Anesthesiology Residency Programs
Here is a list of the Top 10 Anesthesiology Schools in the World:
How Much Does it Cost to Get a Radiology vs an Anaesthesiology?
How Much Does it Cost to Get a Radiologist Degree?
The highest cost of becoming a radiologist is the cost of medical and university studies. Medical school can cost up to $50,000 a year, which means that a 4-year medical program can cost you around $200,000 in total.
Fortunately, residencies and scholarships are full-time jobs, so you will be paid for your work.
How Much Does it Cost to Get an Anesthesiologist Degree?
Anesthesiologists’ education is quite long and as expensive as it is long. You will spend four years earning an undergraduate degree, four years in medical school, and three to four years in the anesthesiology residency program. At every stage of education, you’ll incur costs in tuition, student insurance, and living costs.
Hence, you’ll have the following breakdown:
- Undergraduate Tuition – between $8,000 to $40,000, although some private schools will charge higher than this range.
- Undergraduate Living Cost and Insurance – $8,000 to $12,000. Although this will depend on your location.
- Medical School tuition, fees, and health insurance – $12,000 to $85,000
Taking the average of these prices, we’ll have $24,000 for a four-year undergraduate education, $10,000 for undergraduate living costs and health insurance, and $48,500 for medical school. This gives a total cost of $82,500.
However, this is a yearly estimate. So, multiplying this by four years, you’ll get $330,000 for the duration of your degree.
Also, as an average cost figure, this should be the least you’ll pay to acquire an anesthesiologist degree.
How Many Years to Become a Radiologist vs an Anaesthesiologist?
How Long Does It Take to Become a Radiologist?
The path to becoming a radiologist is long and difficult.
Radiologists must first obtain a bachelor’s degree from a four-year university. Thereafter, they must follow a 4-year medical program and earn their master’s degree in medicine, which includes 2 years of classroom instruction, followed by 2 years of clinical internships in fields such as paediatrics, psychiatry, surgery, and Internal medicine.
After obtaining their medical degree, they must complete a radiology residency to specialize in the field.
Residents must rotate into specific radiology subareas and conduct their own research.
A radiology residency can take up to 4 to 5 years. Subsequently, many radiologists complete fellowships to specialize.
In addition, the emergence of new medical technologies requires that radiologists take continuing education courses and receive additional training to stay abreast of the latest developments.
Therefore, becoming a radiologist generally takes up to 13 years. Despite the lengthy qualifications you will need to become a radiologist, the career itself offers many financial and personal benefits.
How Long Does It Take to Become an Anesthesiologist?
It takes 12-13 years to become an anesthesiologist. A bachelor’s degree takes four years, medical school takes four years, and then another four years are spent as a resident. Some physicians continue their residency on a fellowship (another year) to improve their skills in anesthesiology specialties such as pain management, pediatric anesthesiology, or obstetric anesthesiology.
This is how education levels are classified. In the United States, anesthesiologists must have the following minimum training, followed by high school:
- University degree/baccalaureate: 4 years
- Medical degree (M.D. or D.O.): 4 years
- Internship: 1 year
- Residency in anesthesiology: 3 years.
Searching for an anesthesiologist’s qualifications will give you the edge to move in the right direction to pursue your career in this profession.
Most anesthesiologists are 30 or older when they complete their training.
Radiologist vs Anesthesiologist Salary
What is the Radiologist’s salary?
While $414,890 is a common baseline often cited, current data from 2026 shows that the average U.S. radiologist’s salary is actually higher, typically ranging between $500,000 and $690,000 annually. Compensation varies based on subspecialty, location, and productivity.
Salary ranges can vary widely depending on many important factors, including education, qualifications, additional skills, and the number of years you have spent in your profession.
With more real-time and online compensation data than any other website, Salary.com helps you determine your exact compensation goal.
Radiology retains its place among the three highest-paid medical specialties, according to Medscape’s annual medical compensation report.
At the top of the list were orthopedists, cardiologists, radiologists, gastroenterologists, and urologists. A radiologist’s salary is even higher for those who choose a subspecialty, such as radiation oncology or ultrasound.
About 16% of radiologists earn $500,000 or more; about 8% earn $100,000 or less.
What is the Anesthesiologist’s salary?
Anesthesiologists make good money for the great service they render. According to the US Bureau of Labour Statistics (BLS), Anesthesiologists earn $267,020 yearly. As of 2018, there were 31,060 anesthesiologists in the USA, and employment for this position is projected to rise by 5.6% from 2018 to 2028.
Based on the industry they work in, Anesthesiologists also earn the following:
- Offices of Physicians – $276,990
- General Medical and Surgical Hospitals – $209,260
- Outpatient Care Centres – $273,080
- Offices of Other Health Practitioners – $195,350
- Specialty Hospitals – $280,400
Meanwhile, Anesthesiologists’ salaries will vary by location. Anesthesiologists in some states earn better than their counterparts in other states. Also, some states employ more Anesthesiologists than others.
Careers in Radiology vs Anesthesiology
Careers in Radiology
Note: The following majors do not require completion of medical school.
Radiology Technologist: A radiology technologist creates images for radiologists to read and analyse.
Radiology Technician: A radiology technician performs functions similar to those of a technologist, but the range of procedures you can perform is limited.
Medical Sonographer / Technician Diagnosis: This type of technician uses ultrasound technology for a variety of soft tissue procedures.
MRI Technician: MRI technicians monitor data from MRI scanners and transfer it to radiologists for analysis.
CT Scan Technologist: Computed tomography technicians perform scans that will be analysed by radiologists.
If you are interested in a career as a radiologist or technician, check out the schools listed above for more information, and feel free to also review our available positions on our careers page.
Careers in Anesthesiology
In the United States of America, anesthesiologists are doctors (M.D. or D.O.) who have chosen to specialize in anesthesiology. In the United States, most anesthesiologists have earned a four-year undergraduate degree, including the prerequisites for medical school.
Assistant Anesthesiologist
Anesthesiologist Assistants (AA) are highly qualified health professionals who work under the direction of licensed anesthesiologists to implement anaesthesia care plans. AA works exclusively in the anaesthesia care team setting as described by the American Society of Anesthesiologists. An AA cannot practice outside the field of anaesthesia or outside the supervision of an anesthesiologist.
AA-specific job descriptions and functions may differ depending on local practice. State law, regulations, or medical board directives can better define AA job descriptions. The constant ingredient, regardless of local regulations, is that AA always practices under the medical guidance of a qualified anesthesiologist.
Anesthesia Technician
An anaesthesia technician (AT) is not a doctor or nurse. The role of the AT is to support the work done by professional anaesthesia personnel. ATs are responsible for the management of anaesthesia equipment and its proper maintenance.
Depending on individual experience and training, the roles of the AT, Certified Anaesthesia Technician (Cer.AT), and Certified Anaesthesia Technician (Cer.ATT) may include maintaining and servicing equipment, such as cleaning, sterilisation, assembly, calibration and testing, troubleshooting, and requesting and recording inspections and maintenance. They can use a variety of mechanical, pneumatic, and electronic equipment to monitor, evaluate, and manage the patient under anaesthesia.
Certified Anaesthesia Technician
The Certified Anaesthesia Technician (Cer.A.T.) is a technician who has passed the examination requirements established by ASATT. Cer. A.T. is an allied healthcare professional who is an essential member of the anaesthesia care team, as observed by the American Society of Anesthesiologists (ASA), the American Association of Nurse Anaesthetists (AANA), and the Association of Registered Perioperative Nurses ( AORN). Cer. A.T. performs its duties under the supervision of licensed anaesthesia care providers.
Certified Anaesthesia Technologist
A Certified Anaesthesia Technologist (Cer.A.T.T.) is a technician who has passed the Certified Anaesthesia Technician and Technologist exams in accordance with the requirements established by ASATT. The Cer. A.T.T. differs from Cer. A.T. through additional levels of training and experience.
The official recognition of anaesthesia technologists is national certification from the American Society of Anaesthesia Technologists and Technicians (ASATT). Currently, no state requires this certification, but some employers require it before or within two years of hiring.
Radiologist vs Anesthesiologist FAQs
What is Radiology?
Radiology is a branch of medicine that uses radiant energy for the diagnosis and treatment of diseases. This area can be divided into two main areas: diagnostic radiology and interventional radiology. A doctor who specializes in radiology is called a radiologist.
What is Anesthesiology?
The American Society of Anesthesiologists defines anesthesiology as: “The practice of medicine dedicated to pain relief and comprehensive care of the surgical patient before, during, and after surgery.”
What Degree Does a Radiologist Need?
A radiologist must hold a medical degree and complete an accredited radiology residency program. To work as an independent radiologist, you must have completed a further fellowship after your residency.
What is an anesthesiologist? What training is involved?
An anesthesiologist is a doctor (MD or DO) who practices anaesthesia. Anesthesiologists are physicians specialising in perioperative care, developing anaesthetic plans, and administering anaesthetics. He or she has finished college, then medical school (4 years), an internship (1 year), and a residency in anaesthesia (3 years). Some anesthesiologists pursue additional years of training (a fellowship).
What do anesthesiologists do?
Anesthesiologists help ensure patient safety during surgery. The anesthesiologist provides care for the patient to prevent the pain and distress they would otherwise experience. This may involve general anaesthesia (“putting the patient to sleep”), sedation (intravenous medications to make the patient calm and/or unaware) or regional anaesthesia (injections of local anaesthetic near nerves to “numb up” the part of the body being operated on (i.e. nerve blocks or spinal/epidural injections)).
How Long Does It Take to Become a Radiologist?
It takes about 15 years to become a full-fledged radiologist, but only about 8 years to practice radiology as a resident.
How Many Years of School to Become a Radiologist?
Becoming a radiologist takes at least 8 years of explicit education in undergrad and med school, then another 5 to 7 years of clinical practice/continuing education as a resident and fellow.
How Hard Is It to Be a Radiologist?
Being a radiologist is a difficult discipline that requires a firm grasp of the intricacies of biology, physics, chemistry, and medicine. Radiologists need to understand a lot of physics to understand how their imaging techniques work and how physics and biology intersect.
Are There Any Risks Involved in Being a Radiologist?
Radiologists are at risk from all the things other doctors are at risk of: increased exposure to disease, fatigue from burnout, and psychological distress. Radiologists, in particular, are at risk of harmful radiation exposure from imaging techniques such as X-rays and CT scans.
Can You Become a Radiologist Online?
No, you cannot become a radiologist online. Becoming a radiologist requires many years of intense study and practice.
In Conclusion
Radiology pays much better (third-highest median income), while anesthesiology has much higher insurance premiums (you are responsible for keeping people alive) and comparable hours. There is a lot to know about radiology vs anesthesiology. It’s all stated above.
