Porter's Five Forces Analysis: Concepts, Components, and Practical Application

Porter's Five Forces analysis model first appeared in a 1979 Harvard Business Review article by Michael E. Porter and has since become one of the most influential papers on corporate strategy.

What Is the Five Forces Model?

The model argues that a firm’s competitive advantage depends on the profitability of its industry and its relative position within that industry. Strategic management therefore focuses on five factors: supplier bargaining power, buyer bargaining power, threat of new entrants, threat of substitutes, and rivalry among existing competitors.

(A) Supplier Bargaining Power

Suppliers wield strong power when their inputs represent a large share of a buyer’s total cost, when switching costs are high, or when they can forward‑integrate.

(B) Buyer Bargaining Power

Buyers are powerful if there are few of them, each purchases a large volume, the industry consists of many small sellers, or the product is standardized and easily sourced from multiple suppliers.

(C) Threat of New Entrants

New entrants increase competition for resources and market share. The severity of this threat depends on entry barriers such as economies of scale, product differentiation, switching costs, proprietary technology, distribution control, and regulatory protection.

(D) Threat of Substitutes

Substitutes limit the price and profitability of existing products, forcing firms to improve quality or reduce costs, especially when buyers face low switching costs.

(E) Rivalry Among Existing Competitors

Firms compete on price, advertising, product features, and after‑sales service, seeking to outperform rivals and capture greater market share.

Characteristics of Porter’s Five Forces

Competition‑oriented

Focuses on existing industries

Emphasizes industry profit potential

How to Apply the Five Forces Model

The model is a powerful tool for industry analysis but should be combined with internal capability assessment and strategic flexibility. Companies must balance external forces with their own strengths, adapt to market changes, and maintain effective execution and incentive mechanisms.

Five Forces Analysis Example

The five forces—new entrants, substitutes, customers, suppliers, and industry rivalry—jointly determine market intensity and attractiveness.

Executing a Five Forces Analysis in Visual Paradigm

1. Choose Diagram > New from the main menu. 2. In the New Diagram window, select Five Forces Analysis and click Next. 3. Choose a blank diagram or a template, name the diagram, and click OK. 4. Drag the Five Forces shape from the toolbar onto the canvas. 5. Edit the shape using the InfoArt editor to input the details of each force.

For a complete walkthrough, refer to the original tutorial at Visual Paradigm .