Repair vs Replace Calculator

This tool helps a homeowner understand the total (and often surprising) cost of repairing vs replacing a system.

Inputs to Customize to Your Situation

Enter assumptions to update the calculator and table. Play around and see what happens as assumptions change

You can change assumptions in yellow cells.

Typical Monthly Utility Bills:The typical American household spends ~$210 per month on electricity and gas.How old (in years) is your current system?How regularly do you have your current system maintained?Systems lose 1 to 3% of performance yearly, depending on well maintained they are.What is the SEER rating for your current system?For reference, Gov't minimum was 10 SEER until 2006 when it increased to 13.What % of your utility bills goes to heating & cooling your house?National average is 52%.How long (in years) do you expect your current system to last for?Life expectancy for AC and Heat pumps is 15 years.What is the cost for the repair today?What is the likely cost for repairs in the future?What is estimated cost for a new system today?Average for a new system today (nationally) is $15,000 - 20,000.What is SEER2 rating for new system?New systems are much more efficient, commonly with SEER2 ratings of 18 or 20 or even more.Cost inflation assumption:Over past 5 years, prices have increased nationwide by over 80%. In next year, prices will increase by 20-30% given refrigerant change.