When to Repair vs Replace Any Home Appliance (2024 Rule)

TL;DR: Use the 50% rule: if a repair costs more than 50% of a new unit's price, and the appliance is past 50% of its expected lifespan, replace it. Most major appliances last 10-15 years, and repairs under $200 on a unit less than 8 years old are almost always worth doing.

_Last reviewed: July 2026 · 7 min read_

A dishwasher quits mid-cycle and you're standing there doing math on your phone: is a $180 repair bill a smart move, or good money after bad? Most homeowners guess. There's a simpler way to decide, and it works the same whether it's a $1,200 refrigerator or a $400 microwave.

Okoniq Property Hub logs each appliance's install date and repair history automatically, so this math is a lookup instead of a guess.

How much does an appliance need to fail before it's not worth fixing?

The industry standard is the 50% rule: compare the repair cost to the price of a new comparable unit, and factor in age. If a repair is more than 50% of replacement cost, or the appliance has already passed the midpoint of its expected lifespan, replacement wins.

Here's how that plays out. A refrigerator that costs $1,400 new and needs a $700 compressor replacement is right at the line. If that fridge is 9 years old (out of a 13-year average lifespan), replace it. If it's 3 years old, the repair is usually worth it since the unit has 10 more years of expected service ahead.

Contractors use this same logic for bigger systems. It's the same reasoning behind 1-inch vs 4-inch furnace filters decisions where a cheap fix now avoids a expensive one later. Appliances just compress the timeline into single repair visits instead of years.

How long should each major appliance actually last?

Expected lifespans vary more than most people think, and knowing the number for your specific appliance changes the repair math instantly.

| Appliance | Average Lifespan | Typical Repair Cost | Typical Replacement Cost | |---|---|---|---| | Refrigerator | 10-13 years | $200-$500 | $1,000-$2,500 | | Dishwasher | 9-10 years | $100-$300 | $500-$1,200 | | Washing machine | 10-14 years | $150-$400 | $600-$1,500 | | Gas oven/range | 13-15 years | $100-$350 | $600-$2,000 | | Water heater | 10-15 years | $200-$600 | $1,000-$2,500 |

A water heater's age matters more than almost any other appliance because failure means water damage, not just inconvenience. If yours is pooling water underneath, that's often a sign the tank itself is failing, not a part, and no repair fixes a cracked tank.

What repairs are always worth doing, regardless of age?

Repairs under $150 on appliances less than 8 years old are worth doing almost every time, no matter what's broken. A new ice maker module, a door seal, a igniter, or a drain pump are all cheap parts that don't signal the appliance is dying.

The trap is the second repair. If you've already paid for one fix in the past 12 months and now face a second, that's the moment to run the 50% math again rather than assume it's another small fix. Ice maker issues are a good example. Most are a $30-$80 part, but if you've replaced that part twice, the compressor or control board is usually the real problem, and that's where costs jump. If yours has stopped working entirely, check common ice maker fixes before assuming the worst.

Ovens follow the same pattern. A dead igniter, a bad thermostat, or a broken door hinge are all sub-$150 fixes on a 15-year lifespan appliance, worth doing every time. The common oven problems homeowners can fix themselves list covers most of these without needing a technician visit at all.

Does energy efficiency change the math?

Yes, and it's the factor most people skip entirely. A refrigerator built before 2001 uses roughly 40% more electricity than a current Energy Star model, which can add $100-$150 a year to your utility bill. Run that over even 5 more years of the old unit's life and you've spent $500-$750 just keeping a "working" appliance running.

This means a technically-repairable appliance can still be the wrong financial choice. A 14-year-old washing machine with a $180 pump repair might pass the 50% rule on paper, but if it's using twice the water and electricity of a new high-efficiency model, the break-even on replacement can be under 4 years once utility savings are counted.

For landlords, this calculation matters more, since utilities are sometimes included in rent or factor into a unit's competitiveness. Tracking install dates and repair costs across multiple units by hand gets messy fast, which is where a simple digital log per property earns its keep.

FAQ

Is it ever worth repairing an appliance more than once?

Yes, if each repair is a different, unrelated part and stays under 30% of replacement cost. Two repairs on the same component within 12 months usually means a deeper failure is coming.

How do I find my appliance's actual age if I don't have the receipt?

Check the serial number on the manufacturer's data plate, usually inside the door frame or on the back panel; most brands encode the manufacture date in the first 4-6 digits and publish a lookup tool on their support site.

Does a 10-year-old appliance still under warranty change the decision?

Extended warranties rarely cover parts labor after year 5-7, so check the actual coverage terms before assuming a "warrantied" repair is free; many only cover the compressor or motor, not the labor to install it.

Are extended warranties on new appliances worth buying?

Usually not for appliances under $1,500, since the warranty often costs $150-$250 and covers a failure rate under 15% in the first 5 years; put that money toward a repair fund instead.

What's the single biggest mistake homeowners make in this decision?

Repairing based on emotion rather than the 50% rule, especially with appliances people feel attached to. Running the actual numbers, age plus repair cost against replacement cost, removes the guesswork every time.

This is educational information, not financial advice. Get a written repair quote from a licensed appliance technician before deciding, since actual part and labor costs vary by brand and region.