How Long Does A Dishwasher Last (And Why)?

Exact Answer: 10 – 15 Years

Cleaning dishes is a chore that most people abhor. It is undoubtedly one of the most boring errands to do after having enjoyed dinner, lunch, or breakfast. However, this boredom ultimately gave rise to an important invention that we today know by the name dishwasher machine.

A dishwasher, as its name suggests, is a machine that assists people in washing dishes. Just as a washing machine washes laundry and clothes, a dishwasher washes dirty dishware, cutlery, and every cookware item in a jiffy. This machine requires water to help wash the dishes by spraying water to clean utensils and other cutlery.

A mixture of dishwashing detergent or liquid dishwashing soap is used by this machine to clean the plates and other cookware. A dishwasher is either used in a home setting or large kitchens of hotels and restaurants. The places where there is a large use of utensils, a dishwasher makes the job of cleaning and washing dishes extremely easy and less time-consuming.

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How Long Does A Dishwasher Last?

The average lifespan of a regular dishwasher that is used in normal circumstances and is kept under ordinary care is about 11 years. However, various other factors like the brand name, model of a particular dishwasher, quality of the machine, its efficiency, frequency of usage, etc. can influence the life of the machine.

The lifespan of a dishwasher is greatly influenced by the manufacturer it is fabricated from as every brand uses different technologies for making their dishwashing machines. Some brands offer high-end dishwashers that can live for more than a decade while some are mid-range machines that have a life expectancy of only about 10 years or less.

People might be required to incur certain expenditures on their dishwashers. Generally, minor repairs and frequent maintenance of electronic machines after regular intervals help in drastically elongating the lifespan of any machine. Thus, getting a yearly servicing of one’s dishwasher can help in adding years to its life.

Buying a dishwasher from reputed brands can help in assuring that the machine can keep on running for a long period when used appropriately. Reliable dishwasher brands also provide servicing and maintenance facilities for their appliance that can help in making the machines last longer.

Brands Of Dishwasher Lifespan
Whirlpool, Samsung, Thermador, BoschUp to 10 years
Electrolux, LGOver 10 years
Miele20 years

Why Does A Dishwasher Last This Long?

Once a person or family gets accustomed to using a dishwasher to wash and clean dishes, it is extremely hard for them to go back to manual cleaning of dishes via hands. Thus, it is better to know the expected lifespan of a dishwasher to know when might one be required to replace their old dishwasher with a new one.

A dishwasher loses its efficiency mainly due to wear and tear over time. Frequently using the dishwashing machine unnecessary for one or two items can diminish the dishwasher’s life. Thus, one must use the machine when it is needed for washing utensils.

Three warning signs i.e humming sound from the machine, Improper supply and circulation of water within the machine, dirty dishes even after washing, etc are some of the indicators that indicate the requirement of a replacement or maintenance of the existing dishwasher.

Maintenance also plays a huge role in determining the life of any dishwasher. One should carefully read and comprehend every message written on the instruction manual of the machine and use it accordingly. One should always refrain from buying low and substandard quality products as they are not long-lasting in terms of their usage.


A dishwasher can easily last for about a decade when used properly with care. However, one can additionally pay attention to regular maintenance of the machine that can help in making the dishwasher last up to 20 years. It must be kept in mind that overloading the dishwasher will not only decrease its efficiency in cleaning the dishes but will also shorten its overall lifespan.

Frequency of use being the most significant factor affecting the life of a dishwasher, it must be noted that using dishwasher now and then could for unnecessary use reduces its effective years. Also, just as the dishwasher washes the dishes, the machine should be cleaned once in a while to remove tiny debris of food particles that might have gotten stuck in the machine whilst washing utensils.



Last Updated : 23 February, 2024

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