What is Quality? | The Real Meaning of Quality | Eight Dimensions of Quality

What is Quality? | Meaning of Quality | Eight Dimensions of Quality


Quality is a degree of excellence.
→ Quality is a Conformance to specification.

1) Definition of Quality:

→ Fit for Purposes - A product or process is fit for purpose.
 Conformance to Requirements - A product or process is conformance to requirements.
→ It is a Value for Performance
→ It means Freedom from defects
→ Meeting the requirements of the customers.
 Doing the right things at the right time

2) Quotes on Quality:

→  "Quality is everyone's responsibility" - By Edward Deming
→  "Quality means do it right when no one is looking" - Henry Ford


Quotes on Quality

3) Dimensions of Quality:

→ It is not only saying the product, process or service is ok or not ok but also it has eight different dimensions which are given below.


➤ Eight Dimensions of Quality:

  1. Performance
  2. Feature
  3. Reliability
  4. Conformance
  5. Durability
  6. Serviceability
  7. Aesthetics
  8. Perceived Quality
Eight Dimensions of Quality

➤ [1] Performance:

   → Performance is the product will perform as expected by the user and as specified by the manufacturer.
   → If products do not do as buyers expect, users will be disappointed and frustrated. 
   → Poor performing products get negative reviews and lose sales and reputation.
   → The performance of a product reflects on the profitability or reputation of the business.

➤ [2] Features:

    → What additional benefits will be added to the product? 
    → Some features will be present in all products.
    → For example, all cars have wheels, steering wheel, gears, windows, and seats but only some cars have assisted parking and Bluetooth, etc.…

➤ [3] Reliability:

    → Reliability is the ability of the product to consistently perform within specifications
    → Is the product consistent? 
    → Will it perform well over its expected lifetime and perform consistently? 
    → Usually, reliability may be closely related to the product's performance.
    → Many brands have developed trust with customers because of their product’s reliability.
    → e.g. Apple, Microsoft, Google…..
    →  So the reliability of the product is a major contributor to any brand or organization.

Performance | Feature | Reliability Eight Dimensions of Quality

➤ [4] Conformance:

     → Does your product meet the specification which was given by the customer or mentioned in design?




➤ [5] Durability:

     → Durability is related to how long will the product perform and under what conditions?
     → usually, the durability of the product is closely related to the warranty.
     → Sometimes, the product's durability is mentioned in procurement contracts and specifications.
    → How durable is your product? 
    → Will it last long with daily use?

➤ [6] Serviceability:

    → Serviceability is the ability of the product that is easy to maintain and repair.
    → Make sure customers are satisfied with the products and services of the organization.

Conformance | Durability | Serviceability Eight Dimensions of Quality

➤ [7] Aesthetics:

  → Aesthetics is the look of the product in simple language.
  → It is related to a product’s look, appearance or beauty e.g. Lamborghini
  → The aesthetic dimension of a product is playing a major role in an organization or brand's identity buildup.

➤ [8] Perceived Quality:

   → Perception is a reality or how the customer thinks about a specific product is called perceived quality. 
   → It is a perception or thinking about the brand  e.g.  Rolls Royce
   → What brand name is going to be used and does this convey any perception?


Aesthetics | Perceived Quality Eight Dimensions of Quality