How to Calculate DIY vs Contractor Cost
What is DIY vs Contractor Cost?
The DIY vs contractor decision involves comparing the contractor’s quote against the true DIY cost - materials, tools, and the opportunity cost of your time.
Formula
- DIY
- Materials + Tools + Time x Opportunity cost rate (50-100% of hourly wage) — Materials + Tools + Time x Opportunity cost rate (50-100% of hourly wage)
Step-by-Step Guide
- 1DIY cost = Materials + Tools + Time x Opportunity cost rate (50-100% of hourly wage)
- 2Contractor cost = Labour + Materials (sometimes included)
- 3Factor in quality risk: DIY errors may require professional remediation at extra cost
Worked Examples
Frequently Asked Questions
What is Diy Vs Contractor?
The DIY vs contractor decision involves comparing the contractor’s quote against the true DIY cost - materials, tools, and the opportunity cost of your time. Use this calculator for accurate, instant results.
How accurate is the Diy Vs Contractor calculator?
The calculator uses the standard published formula for diy vs contractor. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.
What units does the Diy Vs Contractor calculator use?
This calculator works with inches, percentages. You can enter values in the units shown — the calculator handles all conversions internally.
What formula does the Diy Vs Contractor calculator use?
The core formula is: DIY cost = Materials + Tools + Time x Opportunity cost rate (50-100% of hourly wage). Each step in the calculation is shown so you can verify the result manually.
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