FiveForces
Strategy ToolMichael E. Porter, 1979

Porter's Five Forces Analyser

Select an industry, rate each competitive force from 1 (very low) to 5 (very high), and instantly see your strategic landscape visualised.

Rate Each Force

1 = Very Low  ·  5 = Very High

1 — Negligible3 — Moderate5 — Dominant

Competitive Rivalry

Intensity of competition between incumbents

Moderate3

Supplier Power

Leverage of input providers over firms

Moderate3

Buyer Power

Leverage of customers over pricing and terms

Moderate3

Threat of Substitutes

Availability of alternative products or services

Moderate3

Threat of New Entry

Ease of new competitors entering the market

Moderate3

Higher force ratings indicate greater competitive pressure and reduced industry attractiveness for incumbents and new entrants.

Competitive Forces Radar

Select an industry to begin

Live
Rivalry
Suppliers
Buyers
Substitutes
New Entry

Industry Attractiveness

Composite score across all five forces

50out of 100
Moderate

Mixed competitive forces — selective opportunities exist

Avg force pressure

3.0

Attractive

70–100

Moderate

40–69

Unattractive

0–39

Strategic Implications

Based on your current ratings — adjust sliders to update
Moderate

Competitive Rivalry

Intensity of competition between incumbents

3/5

Competition is balanced. Firms must invest in differentiation and operational efficiency to maintain market position.

Moderate

Supplier Power

Leverage of input providers over firms

3/5

Moderate supplier influence. Some key inputs may be concentrated — vertical integration or long-term contracts can mitigate risk.

Moderate

Buyer Power

Leverage of customers over pricing and terms

3/5

Buyers exert moderate pressure. Firms need clear value propositions and moderate switching costs to protect margins.

Moderate

Threat of Substitutes

Availability of alternative products or services

3/5

Substitutes are present but imperfect. Firms should monitor adjacent technologies and build switching costs proactively.

Moderate

Threat of New Entry

Ease of new competitors entering the market

3/5

Entry barriers are moderate. Occasional new entrants appear but incumbents can defend with execution and brand.

How to Use FiveForces

A three-step workflow based on Porter's original framework from Competitive Strategy (1980).

01

Select Your Industry

Choose from 24 preset industries or type any custom sector. The analysis adapts to whatever market you are evaluating.

02

Rate Each Force

Use the five sliders to score Competitive Rivalry, Supplier Power, Buyer Power, Threat of Substitutes, and Threat of New Entry from 1 (negligible) to 5 (dominant).

03

Read Strategic Implications

The radar chart updates live. Each force card shows a strategic implication based on your rating, with expandable action recommendations.

About the Framework

Michael E. Porter introduced the Five Forces model in his 1979 Harvard Business Review article “How Competitive Forces Shape Strategy.” It remains the gold standard for industry structure analysis.

Scoring Guide

1NegligibleForce has minimal impact on profitability
2–3Low to ModerateSome pressure; manageable with strategy
4–5High to DominantSignificant threat; requires defensive action