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Repair or Replace an Appliance? The 50 Percent Rule and Real Lifespans

Updated

Short answer

HomeGuide's guideline: appliances more than 10 years old, or with repairs costing more than 50 percent of a replacement, typically are not worth repairing. Weigh that against InterNACHI's life expectancies, which run from about 9 years for a dishwasher to 15 to 17 for a gas range, and against what the repair actually costs.

The rule of thumb

HomeGuide says whether to repair or replace depends on the appliance type, age, issue and warranty, and that appliances more than 10 years old or with repairs over 50 percent of a replacement typically are not worth repairing. It puts average repairs at $100 to $400 and replacements at $400 to $1,650 (HomeGuide).

How long appliances last

ApplianceExpected life (years)
Gas range15 to 17
Electric range13 to 15
Range or oven hood14
Clothes dryer13
Food waste disposal12
Freezer10 to 20
Refrigerator9 to 13
Dishwasher9
Microwave oven9
Washing machine5 to 15
Dryer vent, steel20
Dryer vent, plastic5

Source: InterNACHI, which notes that these assume regular maintenance and normal wear, and that people often replace appliances long before they wear out.

What repairs cost

From dated national guides; see the full cost page.

Before deciding

  • Check the warranty. Maytag covers parts for 10 years on appliances made after 2017 (Maytag); Samsung and LG cover refrigerator sealed systems for 5 years.
  • Check for a recall at the CPSC.
  • A gas range at 12 years has years left; a dishwasher at 12 is past its expected life.

Quick answers

When is an appliance not worth repairing?

HomeGuide's guideline is when it is more than 10 years old or the repair costs more than half of a replacement.

Which appliance lasts longest?

On InterNACHI's chart, a gas range at 15 to 17 years, with freezers at 10 to 20 years.

Rather have someone fix it?

Tell us the appliance, the brand, the model number and what it is doing. A local technician calls back with a time and a price before any work starts.