Consumer perception of product lifespan is a critical driver of actual product longevity.

Why It Matters

Understanding and influencing consumer expectations around product lifetimes is crucial for designing more durable products and promoting sustainable consumption. Designers can leverage this insight to create products that not only meet but exceed perceived longevity, fostering user satisfaction and reducing waste.

Key Finding

Consumers want products to last but often underestimate their potential lifespan, which can become a self-fulfilling prophecy. They also face barriers to repair and are influenced by market incentives for replacement, leading to shorter product lives than might otherwise be possible.

Key Findings

• Consumers generally favor long-lasting products but perceive their value depreciating over time.
• Consumers struggle to accurately estimate expected product lifetimes, and low expectations can lead to shorter actual lifespans.
• Use intensity and user care significantly impact product longevity.
• Consumers often overlook repair as an option due to lack of knowledge, perceived poor value for money, and limited ability.
• Market factors like convenient replacement, new technology, and attractive deals hinder lifetime extension.

Research Evidence

Aim: To understand Dutch consumers' perspectives on product lifetimes, the barriers they face in extending product lifespans, and their reactions to a product lifetime label.

Method: Qualitative research (interviews)

Procedure: Conducted in-depth interviews with Dutch consumers to explore their views on product longevity, factors affecting it, and their responses to hypothetical product lifetime labels.

Sample Size: 22 participants

Context: Consumer electronics and household goods

Design Principle

Product longevity is a co-created outcome influenced by design, user behavior, and market context; designers must address all these facets.

How to Apply

When designing new products, consider how to communicate expected lifespan, design for repairability, and potentially integrate extended warranty information into the product offering.

Limitations

Findings are specific to Dutch consumers and may not generalize to other cultural contexts. The study did not experimentally manipulate product lifetime labels.

Student Guide (IB Design Technology)

Simple Explanation: How long people *think* a product will last really affects how long it *actually* lasts. If they expect it to break soon, they might not take as good care of it or might replace it sooner.

Why This Matters: This research highlights that user psychology plays a big role in how long products are used. Understanding this can help you design products that are not only functional but also encourage longer use, contributing to sustainability.

Critical Thinking: To what extent can designers truly influence consumer expectations about product lifespan, given the pervasive influence of marketing and technological obsolescence?

IA-Ready Paragraph: Research indicates that consumer expectations significantly influence actual product lifespans, with low expectations potentially leading to shorter product use (van den Berge et al., 2023). This suggests that design interventions aimed at increasing perceived durability and communicating realistic, longer lifespans could be effective in promoting product longevity and reducing waste.

Project Tips

• When researching user needs, ask about their expectations for product durability.
• Consider how your design choices might influence user perception of a product's lifespan.
• Investigate how to make products easier to repair or maintain.

How to Use in IA

• Use this research to justify investigating user expectations about product lifespan in your design project.
• Cite this study when discussing user attitudes towards product durability and repair.

Examiner Tips

• Demonstrate an understanding of how user expectations can influence product lifecycle.
• Show how your design addresses potential user barriers to product longevity.

Independent Variable: ["Consumer expectations of product lifetime","Perceived value depreciation","Use intensity","Consumer care behavior","Market-related factors (e.g., replacement services, deals)"]

Dependent Variable: ["Actual product lifetime","Willingness to repair","Response to product lifetime labels"]

Controlled Variables: ["Type of electronic product","Consumer demographics (implicitly, as participants are from the same region)"]

Strengths

• Provides in-depth qualitative insights into consumer thinking.
• Explores multiple facets of product lifetime considerations, including psychological and market factors.

Critical Questions

• How can designers effectively communicate product durability to counter negative expectations?
• What are the ethical implications of designing products that are intentionally difficult to repair?

Extended Essay Application

• Investigate the impact of different labeling strategies on consumer perceptions of product lifespan for a chosen product category.
• Design and prototype a product feature or service that actively encourages product repair and maintenance.

Source

Until death do us part? In‐depth insights into Dutch consumers’ considerations about product lifetimes and lifetime extension · Journal of Industrial Ecology · 2023 · 10.1111/jiec.13372