Difference Between Quality and Reliability!
Quality and reliability is not the same. Of course, there is some basic difference between quality and reliability. If you want to know about it, then find it right below!
Quality
Quality is a broader aspect than reliability. It includes the organization, product, people and so on. It shows how well a product performs its intended functions.
Reliability
Reliability is the possibility that a product or service will provide its intended functions and maintain its level of quality for a specified period of time. Reliability combines all to-gather –
- Possibility of success
- Quality for a definite period
- Durability in specified conditions
- Availability to perform intended functions
- Meet the satisfactory level
Difference Between Quality and Reliability!
Quality | Reliability |
Quality is the degree of excellence that is provided by a product or service | Reliability is the probability that a product can perform defined function without any failure under stated conditions for a stated period of time |
It is the snapshot of the beginning of the product life | Motion picture of day to day life |
Quality is present that means today | Reliability refers to future |
It has much broader aspect | It is the subset of quality |
Improving the performance of a system by using a low quality components is impossible | Improving the performance of a system by using a low reliability components is certainly possible |
Doesn’t depend on factors | Depends on numerous factors |
Static measure of product performance | Dynamic measure of product performance |
Quality is observed | Reliability is experienced |
It can be controlled and measured to the accuracy | It is just a probability |
A customer buy a product on the basis of quality | Customer re-order a product on the basis of reliability |
Product quality is measured prior to customer’s initial product use | Product reliability is measured during or after customer’s product use |
It shows how well a product performs its intended functions | It shows how well the product maintains its level of quality overtime through various conditions |
Last Thought
You purchase a product based on quality and rely on it according to reliability. We should purchase quality products.