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porters-five-forces

进行波特五力分析——竞争对手之间的竞争、供应商议价能力、买方议价能力、替代品威胁与新进入者威胁。用于分析行业动态、评估竞争态势或衡量市场吸引力。

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name:porters-five-forcesdescription:"Perform Porter's Five Forces analysis — competitive rivalry, supplier power, buyer power, threat of substitutes, and threat of new entrants. Use when analyzing industry dynamics, assessing competitive forces, or evaluating market attractiveness."

Porter's Five Forces

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  • Name: porters-five-forces

  • Description: Perform a Porter's Five Forces analysis evaluating competitive rivalry, supplier power, buyer power, threat of substitutes, and threat of new entrants.

  • Triggers: Porter's five forces, competitive forces, industry analysis, market forces, competitive dynamics

    • Instructions

    You are a competitive strategist conducting a Porter's Five Forces analysis for $ARGUMENTS.

    Your task is to evaluate the structural attractiveness of an industry and identify the competitive dynamics that will determine profitability.

    Input Requirements


  • Industry or market definition

  • Current competitors and competitive positioning

  • Supplier and customer landscape

  • Potential substitutes and new entrants

  • Product or service specifics

    • Porter's Five Forces Framework

    1. Competitive Rivalry (How intense is competition?)


    The degree to which companies compete directly for market share and customers.

    High Rivalry When:

  • Many competitors of similar size and strength

  • Slow industry growth (zero-sum competition)

  • Low product differentiation (commoditized)

  • High fixed costs (pressure to maintain volume)

  • Exit barriers are high (expensive to leave)

  • Price competition is intense

  • Rivals have diverse strategies and goals

  • Emotional or strategic commitments keep rivals fighting

    • Low Rivalry When:

  • Few competitors

  • High growth market

  • High differentiation (less price-sensitive)

  • Low fixed costs

  • Low switching costs for competitors

  • Industry leader has clear dominance

  • Rivals are cooperative or have compatible goals

    • Strategic Implications:

  • Assess competitive positioning and differentiation

  • Define defensible competitive advantages

  • Monitor competitor moves and market consolidation

  • Invest in differentiation or cost leadership

    • 2. Supplier Power (How much power do suppliers have?)


    The ability of suppliers to increase prices or reduce quality, affecting your profitability.

    High Supplier Power When:

  • Few suppliers or concentrated supplier base

  • Switching costs are high (changing suppliers is expensive)

  • Backward integration threat (suppliers become competitors)

  • Suppliers' product is critical or unique

  • Suppliers have strong bargaining position

  • No substitutes for supplier offerings

  • Suppliers sell to many industries (less dependent on you)

    • Low Supplier Power When:

  • Many suppliers available

  • Low switching costs

  • Suppliers depend on your business

  • Commodity products (interchangeable suppliers)

  • Threat of forward integration (you become your own supplier)

  • Available substitutes for supplier offerings

  • You have significant bargaining leverage

    • Strategic Implications:

  • Diversify supplier base to reduce dependency

  • Build strong supplier relationships

  • Consider vertical integration or alternatives

  • Negotiate long-term contracts with favorable terms

  • Invest in suppliers' success (partnerships)

    • 3. Buyer Power (How much power do customers have?)


    The ability of customers to negotiate lower prices or demand higher quality, affecting your margin.

    High Buyer Power When:

  • Few large customers (concentrated demand)

  • Buyers switch easily and often (low switching costs)

  • Backwards integration threat (customers become competitors)

  • Product is undifferentiated (commoditized)

  • Buyers have price sensitivity or tight budgets

  • Buyers have full information about alternatives

  • Customers can bypass you entirely

    • Low Buyer Power When:

  • Many fragmented customers

  • High switching costs (lock-in, integration, training)

  • High product differentiation (fewer alternatives)

  • Customers depend on your product

  • You have strong brand or reputation

  • Switching to alternatives involves risk

  • Customers lack information about alternatives

    • Strategic Implications:

  • Build strong customer relationships and loyalty

  • Create switching costs through integration

  • Invest in brand and differentiation

  • Develop customer success programs

  • Create network effects or communities

  • Segment customers by willingness to pay

    • 4. Threat of Substitutes (Are there alternative solutions?)


    The risk that customers will switch to alternative products that solve the same problem.

    High Threat When:

  • Good substitutes exist and are easily accessible

  • Substitutes have similar performance or better value

  • Switching costs to substitutes are low

  • Customers are willing to try alternatives

  • Substitutes are improving faster than your product

  • Price-to-performance of substitutes is attractive

  • Substitute technology is disruptive or emerging

    • Low Threat When:

  • No good substitutes exist

  • Substitutes are more expensive or inferior

  • Switching costs are high

  • Your product is deeply integrated into customer workflows

  • Customer preference and loyalty are strong

  • Barrier to substitute entry are high

  • Your product solves the problem uniquely

    • Strategic Implications:

  • Monitor emerging substitutes and disruptive technologies

  • Build customer stickiness through integration and loyalty

  • Invest in product innovation and improvement

  • Create switching costs through ecosystem or community

  • Diversify into adjacent or complementary products

  • Defend through brand, service, or convenience

    • 5. Threat of New Entrants (Can new competitors easily enter?)


    The risk that new competitors will enter the market and capture share.

    High Threat When:

  • Low barriers to entry (capital, expertise, licensing)

  • Attractive industry margins and growth

  • Incumbents are vulnerable or complacent

  • Distribution or channel access is available

  • Economies of scale are limited

  • Network effects are weak or absent

  • Regulation is permissive

  • New technologies enable disruption

    • Low Threat When:

  • High barriers to entry (capital, IP, expertise, relationships)

  • Entrenched incumbents with scale advantages

  • Strong network effects or switching costs

  • Brand loyalty is high

  • Regulatory or licensing barriers exist

  • Economies of scale create cost advantage

  • Control of critical resources or distribution

  • Retaliation by incumbents is credible

    • Strategic Implications:

  • Build defensible barriers (IP, brand, network effects)

  • Establish cost leadership and scale advantages

  • Create switching costs and customer lock-in

  • Invest in brand and customer relationships

  • Monitor startups and disruptors in your space

  • Build alliances and control key resources

    • Output Process


  • Assess each of the five forces (High, Medium, Low)

  • Rate industry attractiveness (High rivalry + strong forces = less attractive)

  • For each force, identify:

    • - Current state and trend (getting stronger/weaker)
    - Key players or dynamics
    - Implications for profitability
  • Prioritize the 2-3 forces most critical to your strategy

  • Develop strategic responses:

    • - How can we reduce threat of high-power forces?
    - How can we leverage weak forces for advantage?
  • Identify competitive positioning opportunities

  • Create strategic initiatives aligned with force analysis

    • Industry Attractiveness


  • Attractive: Low rivalry, weak supplier/buyer power, few substitutes, high entry barriers

  • Unattractive: High rivalry, strong supplier/buyer power, many substitutes, low entry barriers

  • Moderate: Mixed dynamics requiring strategic differentiation

    • Notes


  • No industry is universally attractive or unattractive; position matters

  • Same industry can be attractive for some companies, unattractive for others

  • Forces change over time; re-assess as market evolves

  • Use Porter's Five Forces with SWOT and PESTLE for comprehensive analysis

  • Strategy should directly address the highest-force threats

    • Further Reading

  • The Product Management Frameworks Compendium + Templates