What’s the difference between client vs. customer? The two nouns are sometimes used interchangeably but they differ in their conventional definitions.
Client vs. Customer

The key difference between a client and a customer is that a customer is the one who buys material goods and services from any business or stores, while a client is a person who only receives official and professional services.
Client Definition and Examples
A client is the one who looks for professional services.
Client Examples:
- The lawyer proved the innocence of his client.
- She has an appointment with a client at 10.30.
- Mr. Black has been a client of this firm for many years.
Customer Definition and Examples
A customer is the one who buys goods and services from the businesses or stores.
Customer Examples:
- The customer cast his money on the counter and left.
- Customer relations is an important element of the job.
- We aim to maintain high standards of customer care.
Customer and Client in Example Sentences
- He refused to reveal the identity of his client.
- She was engaged in conversation with a client.
- We will review the case and make a recommendation to the client.
- She can’t come to the telephone, she’s serving a client.
- My client is very distressed at the treatment she received from your officers.
- The firm has an excellent customer service department.
- Would you mind waiting? I’m tending to another customer at the moment.
- We will reimburse the customer for any loss or damage.
- We try to be responsive to the needs of the customer.
- The girl in the shop is always eager to please every customer.
Last Updated on January 12, 2026



