How Long Do Dishwashers Last? What You Need to Know

How Long Do Dishwashers Last? What You Need to Know

In the symphony of kitchen appliances, the dishwasher often plays a supporting role, silently toiling away to transform mountains of dirty dishes into sparkling clean ones. But have you ever paused to consider the lifespan of this unsung hero? Just like any appliance, dishwashers have a finite lifespan, and understanding this timeline is crucial for making informed decisions about your kitchen workhorse.

Join us as we delve into dishwasher longevity, exploring its average lifespan, identifying signs of aging, and uncovering the secrets to extending its service. Whether you’re a seasoned homeowner or a first-time appliance buyer, this comprehensive guide will equip you with the knowledge to keep your dishwasher humming happily for years.

How Long Do Dishwashers Last?

The average life expectancy of a dishwasher is about 10 years, but some may last up to 16 years with proper care. Here are some factors that can affect the lifespan of a dishwasher:

Brand: Some brands of dishwashers are known to be more durable and reliable than others.

Model: More expensive models may have longer lifespans due to higher-quality materials and construction.

Usage: Dishwashers that are used frequently may wear out faster than those that are used less often.

Maintenance: Regular cleaning and maintenance can help extend the life of your dishwasher.

Average Lifespan of Different Brands

Dishwasher BrandAverage Lifespan
Miele20+ years
Bosch10 years
KitchenAid10 years
Whirlpool10 years
Samsung10 years
LG7 years
Beko7 years

How Can I Extend the Life of My Dishwasher?

dishwashers lifespan

Here are some tips for extending the life of your dishwasher:

Clean the filter regularly: The filter traps food particles and debris, so cleaning it regularly will help prevent clogs and keep your dishwasher running smoothly.

Avoid overloading the dishwasher: Overloading can stress the motor and other components, so only load as many dishes as the dishwasher can handle.

Use the correct detergent: Using a suitable detergent will help ensure that your dishes are cleaned properly and that the dishwasher doesn’t get clogged.

Wipe up spills immediately: Spills can corrode the dishwasher’s interior, so wipe them up as soon as they happen.

Run the dishwasher empty every month: This will help remove any food particles and detergent residue buildup.

What Are Signs I Need to Replace My Dishwasher?

Here are some signs that you may need to replace your dishwasher:

No longer cleaning dishes properly: If your dishes come out dirty or greasy, it may be a sign that the dishwasher is not working properly.

Making strange noises: If your dishwasher is making strange noises, it could be a sign that something is wrong with the motor or other components.

Leaking water: If it leaks water, it could be a sign of a damaged seal or hose.

More than 10 years old: Even if your dishwasher is still working properly, it may be time to replace it if it is more than 10 years old.

Is It Better to Repair or Replace a Dishwasher?

If your dishwasher is still under warranty, it is always best to have it repaired by a qualified technician. However, if your dishwasher is not under warranty or if the cost of repair is too high, it may be more cost-effective to replace it.

Here are some factors to consider when deciding whether to repair or replace your dishwasher:

The cost of repair: If the repair cost is more than 50% of the cost of a new dishwasher, replacing it may be more cost-effective.

The dishwasher’s age: If your dishwasher is more than 10 years old, replacing it may be more cost-effective, even if the repair cost is less than 50% of the cost of a new dishwasher.

The reliability of the repair: If the repair is not likely permanent, replacing the dishwasher may be more cost-effective.


In conclusion, dishwashers are valuable appliances that can make life easier and more efficient. However, like any appliance, they do not last forever. By understanding the factors that affect dishwasher’s lifespan and taking steps to care for it properly, you can help extend its life and save yourself money in the long run. Additionally, knowing when to replace your dishwasher will ensure you have a reliable appliance that meets your needs for years.

Frequently Asked Questions

How often should I clean the dishwasher filter?

You should clean the dishwasher filter at least once a month.

What type of detergent should I use in my dishwasher?

You should use a dishwasher detergent that is specifically designed for dishwashers.

How can I prevent my dishwasher from smelling?

You can prevent your dishwasher from smelling by running it empty monthly and using a dishwasher freshener.

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