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Repair or Replace Calculator for Appliances

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If you already have a written repair estimate, this tool compares it with source-specific rules. It cannot diagnose the fault. For repair ranges by appliance, start with the appliance repair cost guide and the relevant symptom hub.

Repair or replace

Compare your estimate with source-based rules

Enter your own figures. The calculator shows signals from Fixr, Trane and NAHB; it does not tell you what to buy.

Your entries stay in this page. The calculator does not save or send them.

What the calculator asks you to enter

Choose one appliance, its age in years, the written repair estimate and the price of a comparable new unit. The price is your input; it is not filled from an average or a cost table. A comparable replacement means a unit with a similar role and capacity. If the quote includes installation or removal, compare it with a replacement quote that includes the same scope. Do not compare a repair with a bare appliance price if one number includes work and the other does not.

The tool keeps those entries in the page state. It does not save them or send them to a service. Changing the appliance clears the visible result so a dishwasher signal cannot be mistaken for a refrigerator rule. The page reports each source rule separately. “Signal reached” means the entered numbers meet that rule’s comparison. “Signal not reached” means they do not. “Context only” or “not calculated” identifies a rule that depends on information this tool does not collect. None of those outputs makes the decision for you.

Before using the calculator, check the estimate for the diagnosed part, labor, service call, tax, warranty and any return visit. A part-only amount and a complete repair quote are not equivalent. If the technician has not identified the fault, use the relevant appliance guide or arrange diagnosis first.

Dishwasher: two comparisons and a life reference

Fixr’s dishwasher cost page gives two decision comparisons: consider replacement when the unit is over 10 years old, and compare a repair above half the price of a new dishwasher. The age comparison is strict: exactly 10 years does not meet an “over 10” rule. The cost comparison is also strict in the calculator: an estimate exactly half of the entered replacement price does not exceed half. A result below either boundary does not prove that repair is worthwhile; it only means that particular comparison was not crossed.

NAHB’s appliance-life table, hosted by the USDA Forest Service, lists 10 years for dishwashers. That is a population-level reference, not a countdown for your machine. The calculator shows it as context and keeps it separate from Fixr’s replacement comparisons. A dishwasher’s condition and the written diagnosis still matter. See the dishwasher pump cost guide when the estimate identifies that repair.

Washer: new-price and current-value rules differ

Fixr says to compare a washer repair with half the cost of a comparable new washer. It also says not to spend more than half the washer’s current value on a repair. Those are different denominators. The calculator can evaluate the comparable-new-price rule because you enter that price. It does not estimate resale or current value, so it marks the current-value rule “not calculated.” Do not substitute a new washer’s price for the existing washer’s current value.

This distinction matters when the appliance is older or has a different capacity from the replacement being considered. The calculator does not price either one. Use an actual comparable quote and keep the source rule visible beside the result.

Dryer: age and midlife are separate tests

Fixr’s dryer page says a dryer at least 10 years old is a replacement candidate. It also gives a separate rule: at the midpoint of the dryer’s life, replacement may be worth considering if the repair reaches half the cost of a new unit. The calculator treats five years as the midpoint for that comparison, using Fixr’s 8-to-12-year lifespan range. At age five, the repair must be at least half of the new price for both conditions to be met. A 4.9-year-old dryer or an estimate just below half does not meet that combined rule.

That is not the same as saying every dryer should be replaced at five or ten years. The tool displays the two Fixr comparisons separately and shows the lifespan range as context. A no-heat dryer needs its own airflow and model checks. Gas and 240-volt work belong to a qualified professional.

Refrigerator: repair cost, major repair and energy savings

Fixr says not to spend more than half the price of a new refrigerator on repairs. It also says to consider replacement for a refrigerator over 10 years old when the repair is major. The calculator can compare age, estimate and replacement price, but it cannot decide what counts as a “major” repair. That signal is context only; a compressor quote and a minor dispenser repair are not the same scope.

Fixr also discusses replacement when energy savings pay back the cost in less than five years. That calculation needs household energy savings and replacement details. The calculator does not estimate savings or ask for that data, so it does not calculate this rule. It shows the limitation instead of filling in an assumed bill reduction.

The sources list refrigerator life differently: Fixr gives about 13 years, while NAHB’s table gives 17 years for a standard refrigerator. Both appear as separate context references. Neither is a guarantee that a particular refrigerator will last that long. The refrigerator cooling hub covers the first safe checks.

Air conditioner: two formulas and a condition-based warning

Fixr provides a half-of-replacement-cost comparison and a “5,000 rule.” For the latter, multiply the entered repair estimate by the unit’s age. A product above 5,000 reaches that comparison; a product equal to 5,000 does not exceed it. The calculation uses the two numbers you enter and does not adjust for inflation, energy use, warranty or local replacement scope.

Trane says to consider replacement when the unit is over 15 years old and repairs are increasing. Age alone cannot satisfy that statement. The calculator does not collect repair history, so it displays Trane’s wording as context rather than claiming the condition is met. For cost scope, see the AC repair-cost guide. Never open an electrical enclosure, test a capacitor or handle refrigerant to obtain a repair price.

Furnace: lifespan position, no percentage replacement rule

The cited Fixr and Trane material gives a 15-to-20-year furnace life reference. The permitted sources do not give a furnace-specific percentage-of-new-cost rule. The calculator therefore does not apply the dishwasher or AC half-price logic to a furnace. It shows where the entered age falls across the 15-to-20-year range, as context only. A range can put the same age at different percentages depending on which lifespan endpoint is used; it is not a replacement threshold.

The age position cannot evaluate combustion safety, heat-exchanger condition, warranty, repair history or the price of a new system. Get a qualified HVAC diagnosis and a written replacement quote. The furnace repair-cost guide shows the listed repair categories, while the furnace diagnostic hub separates owner-visible checks from gas and electrical work.

How to use a result

Treat the outputs as a way to ask a better question. If a signal is reached, ask the technician to confirm the estimate scope and compare it with an equivalent replacement. If it is not reached, that still does not guarantee that repair is the right call. If the result is context only, identify the missing fact: current appliance value, repair history, whether a repair is major, or energy savings. Do not force an answer from a rule that lacks its required input.

Before committing, compare the quote, appliance condition, warranty coverage, installation requirements and the source’s date. Fixr is a secondary cost source; NAHB’s table is a general life reference; Trane’s statements apply to the HVAC context it describes. The appliance repair-cost guide linked above keeps component categories and date stamps together. The tool does not collect model numbers or calculate local prices.

Sources

Frequently asked questions

Does the calculator tell me to replace my appliance?

No. It reports whether an entered estimate meets a cited comparison, and it labels rules that need information the calculator does not collect. It is not a diagnosis or a purchase recommendation.

Do I have to enter a replacement price?

Most half-price comparisons need a comparable new-appliance price. The furnace rule does not use a replacement price; it only displays the age position within a cited lifespan range.

Does the calculator estimate energy savings?

No. The refrigerator energy-payback rule needs savings information that this tool does not estimate, so that rule is shown as not calculated.

Sources