A master’s degree and a PhD serve different purposes. A master’s deepens knowledge in a field and often leads straight into professional work. A PhD trains you to produce original research and usually ends with a dissertation that adds something new to the field.
You do not always need a master’s first. In the United States, many PhD programs admit students directly after a bachelor’s degree and build master’s-level coursework into the doctorate. In the UK and much of Europe, a master’s is the more common entry route. Check each program’s requirements rather than assuming one path.
Funding differs by level and country. Many PhD programs, especially in the sciences, offer tuition coverage plus a stipend in exchange for teaching or research work. Master’s programs are less likely to be fully funded, so compare the true cost of each route before you decide.
Admission usually asks for the same core materials: transcripts, letters of recommendation, a statement of purpose, and evidence of research ability. Some programs still require GRE scores, but many have dropped them. Strong research experience and a clear sense of what you want to study matter more than any single test score.
Choosing where to apply deserves care. Look at the faculty: who is publishing in your area, and which supervisors are taking new students. A good supervisor match predicts success better than a famous university name. Talk to current students about advising style and completion rates before you commit.
Online doctorates are now common, and employer attitudes have shifted. In one survey, 83% of business leaders rated online degrees from well-known universities as equally valuable as on-campus degrees. Accreditation and the institution’s reputation matter far more than the delivery format. If you are comparing formats, read about whether online master’s degrees are credible and whether employers care if a degree was earned online.
The payoff for finishing is real. US Bureau of Labor Statistics data for 2024 puts median usual weekly earnings for doctoral degree holders at $2,278, with an unemployment rate of 1.2%. Earnings vary widely by field, but the doctorate remains the highest-earning education level on average.
Start planning early. Research programs a year ahead, contact potential supervisors with a short summary of your interests, and line up recommenders who know your work well. Related reading: from master’s studies to doctoral research, a clear path from master’s degree to doctorate, and smoothing the transition to doctoral studies.

