What is Aaker's Brand Equity Model?
David Aaker's 1991 framework defines brand equity as the assets and liabilities linked to a brand that add or subtract from the value provided. Five components: Brand loyalty (the behavioral core — repeat purchase), brand awareness (recognition and recall), perceived quality (the customer's judgment of the brand's overall excellence), brand associations (the network of meanings linked to the brand — attributes, benefits, attitudes, emotions), and other proprietary assets (patents, trademarks, channel relationships). Aaker's model is more behavior-focused than Keller's mind-focused CBBE pyramid; many practitioners use both as complementary lenses.
How Aaker's Brand Equity Model actually works
The framework breaks down into the following moving parts. Knowing what each piece is — and what it is not — is what separates a B-grade answer from an A-grade answer in a written assignment.
- Brand loyalty — repeat purchase, switching cost
- Brand awareness — recognition, recall, salience
- Perceived quality — overall excellence vs alternatives
- Brand associations — network of meanings
- Other proprietary — patents, trademarks, channels
A worked example: Coca-Cola
Coca-Cola measures top-quartile on every Aaker component. Brand loyalty: among the highest in CPG (decades of repeat purchase). Brand awareness: among the highest globally (independently verified). Perceived quality: leads in blind preference among cola drinkers. Brand associations: happiness, refreshment, holidays, friendship, Americana — a dense network. Proprietary assets: trademarks in 200+ countries, the bottler distribution network, the secret formula. The combined equity is valued at $80B+ in Interbrand's annual rankings — among the top 10 brands worldwide.
Don't lose marks for these
- Measuring only one component (e.g., awareness) and calling it equity
- Confusing brand image with brand equity
- Ignoring proprietary assets
How to use this on the exam
Score-maximizing moves
- List all five components
- Compare to Keller CBBE
- Cite Aaker 1991
When to use Aaker's Brand Equity Model (and when not to)
Use Aaker's Brand Equity Model when your assignment asks you to analyze, structure, or recommend — and when you have at least two data points to populate every cell of the framework. Skip it when the question is asking for a numerical answer or a single recommendation, since Aaker's Brand Equity Model is a structuring tool, not a calculator.