BCG Market Sizing Cases: Complete Guide
Market Sizing at BCG: What to Expect
Market Sizing cases are very common at BCG. As an candidate-led firm, BCG expects you to drive the case independently, demonstrating ownership of your analysis and recommendations. Structure is critical for these cases.
What Market Sizing Cases Test
Logical decomposition, assumption-making, mental math fluency, structured thinking, and ability to sanity-check results.
Common Scenarios
- •Estimate the market size for a product or service
- •Calculate the number of units sold annually
- •Determine revenue potential in a new market
- •Estimate the number of users or customers
- •Calculate market share implications
How BCG Approaches Market Sizing Cases
BCG market sizing cases are candidate-led, requiring you to drive the structure and assumptions independently. BCG interviewers appreciate creative approaches and thorough sanity checks.
Common Twists at BCG
- •Unusual market or product categories
- •Global vs regional sizing
- •Dynamic market considerations
- •Multiple approach validation
What BCG Evaluates
Example Market Sizing Case Prompts
Practice with these market sizing case prompts similar to what you might encounter at BCG:
Our client is a major automotive manufacturer considering entering the electric scooter market. How large is the global electric scooter market?
A private equity fund is evaluating an investment in a pet food company. Estimate the annual dog food market in the United States.
Our client is a telecom company. How many smartphones are sold annually in Western Europe?
A retail client wants to enter the home fitness equipment market. What is the market size for home gym equipment in North America?
Estimate the number of cups of coffee consumed daily in New York City.
Key Frameworks for Market Sizing Cases
These frameworks are particularly effective for market sizing cases at BCG:
Practice Tips for BCG
For BCG market sizing cases, focus on building a clear, logical structure before diving into calculations. Take ownership of your estimation approach and communicate your thinking clearly throughout. Practice mental math extensively, as BCG expects quick and accurate calculations. Always sanity-check your final answer against real-world benchmarks.
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