AI Car Diminished Value & Depreciation Calculator

Josh Schwadron

Written By

Josh Schwadron

Chief Executive Officer

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Published On

August 9, 2024

Published On

August 9, 2024

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Quick Answer

Determining diminished value after a car accident can be a complex process. However, innovative AI-powered calculators such as the one we have are making it easier than ever to get a preliminary estimate.

AI-powered diminished value calculators offer a user-friendly and informative tool to gain valuable insights into your car's potential diminished value after an accident.

How AI Steps In To Calculate Car Accident Diminished Value

  • Data Powerhouse: These calculators are trained on vast datasets of car sales and repair histories, allowing them to analyze trends and make informed predictions.
  • Damage Assessment Experts: By analyzing pictures and repair estimates, the AI can assess the severity of the damage and its potential impact on your car's value.
  • Market Mavens: AI calculators consider real-time market fluctuations for similar vehicles, providing valuable insights into how much your car's value might decrease after repairs.

Benefits of AI Calculators

  • Convenience at Your Fingertips: Get a quick and easy diminished value estimate from the comfort of your home.
  • Transparency Throughout: Many calculators offer a clear breakdown of the factors influencing the estimated value decrease.
  • A Solid Starting Point: The AI estimate can be a valuable foundation for discussions with your insurance company or potential diminished value claims.
  • Accuracy: While not a substitute for a professional appraisal, AI calculators can provide a highly accurate preliminary estimate for many cases.
  • State Law Awareness: Always check your state's regulations regarding diminished value claims before relying solely on an AI estimate.

How to calculate the diminished value of your car

Even a perfectly repaired car can suffer a decline in value following an accident. This phenomenon is known as diminished value. While the car may look pristine after repairs, its history as an accident vehicle can impact its resale or trade-in value.

One common method for estimating diminished value is the 17c formula, frequently employed by insurance companies.

This approach calculates a percentage reduction based on the vehicle's pre-accident value. However, it's essential to recognize that this formula is just one method, and its accuracy can be debated. Factors such as the severity of the accident, the vehicle's make and model, and market conditions can significantly influence the actual diminished value.

To accurately assess the impact of an accident on your vehicle's worth, consulting with a qualified appraiser or automotive expert is often advisable. They can provide a more comprehensive evaluation and support your claim for diminished value.

Let’s see how the 17c formula (a widely used method for estimating diminished value, favored by many insurance companies) calculates diminished value. It's important to remember that this is not the only method. Here's a breakdown of the steps involved:

  1. Pre-Accident Value:
    Start by determining your car's market value before the accident. Online resources like Kelley Blue Book or NADA calculators can help with this.

  2. 10% Cap: Insurance companies typically assume a common practice of maximum depreciation of 10% after repairs. This means that regardless of the actual loss in value, the insurance company will typically not pay more than 10% of the car's worth to compensate for diminished value. 
  1. Damage Multiplier: An insurance adjuster will assess the severity of the damage and assign a number between 0 and 1 (not just limited to 0.25 increments) based on this scale:
  • 1.00: Severe structural damage
  • 0.75: Major damage to structure and panels
  • 0.50: Moderate damage to structure and panels
  • 0.25: Minor damage to structure and panels
  • 0.00: No structural damage or replaced panels

This damage multiplier is then applied to the initial 10% cap.

  1. Mileage Multiplier: Finally, your car's mileage is factored in to further adjust the value. Here's the mileage multiplier scale:
  • 1.0: 0-19,999 miles
  • 0.8: 20,000-39,999 miles
  • 0.6: 40,000-59,999 miles
  • 0.4: 60,000-79,999 miles
  • 0.2: 80,000-99,999 miles
  • 0.0: 100,000+ miles

Car Diminished Value & Depreciation Calculation Example

For example, if your car has 35,000 miles and the damage multiplier is 0.50 (moderate damage), you'd multiply the adjusted value for damage (initial 10% cap times damage multiplier) by 0.8 (mileage multiplier for 35,000 miles).

So let’s say the initial value of your car before the accident was $40,000. The 10% cap would be 10% of that, which is $4,000. 

The diminished value amount would then be $4,000 * 0.5 (damage multiplier) * 0.8 (mileage multiplier) = $1,600

Keep in mind: The 17c formula is an estimate. If you believe you have a complex case, you might consider consulting with your insurance company or a lawyer specializing in car accidents to understand your options for calculating diminished value.

However, if you're planning to submit a car accident car diminished value claim, which is typically a straightforward claim, you can do this without a lawyer, using our service Mighty.com. It is an AI-powered tool which can guide you through all of the required steps, without the fees typically associated with a lawyer.

Understanding the Damage Multiplier: Assessing Diminished Value

The damage multiplier is a critical component of calculating diminished value. It reflects the severity of the accident's impact on the vehicle's overall condition and market value.

Key factors influencing the damage multiplier:

  • No Structural Damage or Replaced Panels (Multiplier: 0.0): If the repairs are purely cosmetic, with no impact on the vehicle's structural integrity or safety features, the damage multiplier is typically zero.
  • Minor Damage (Multiplier: 0.25): This category includes cosmetic repairs such as dents, scratches, or minor panel replacements that do not significantly affect the vehicle's safety or performance.
  • Moderate Damage (Multiplier: 0.50): More substantial damage, including the replacement of larger body panels or the deployment of airbags, falls into this category. These repairs may impact the vehicle's safety and resale value.
  • Major Damage (Multiplier: 0.75): Severe damage affecting the vehicle's frame, suspension, or other critical components qualifies as major damage. This type of damage significantly impacts the car's value and safety.
  • Catastrophic Damage (Multiplier: 1.00): In cases of severe accidents involving rollovers, fires, or extensive structural damage, the highest damage multiplier is applied.

It's essential to note that these are general guidelines, and the actual damage multiplier can vary depending on the specific circumstances of the accident and the vehicle's overall condition.

Why does my car lose value after an accident, even with repairs?

Accidents take a bite out of your car's worth, even after it's been fixed. This mainly boils down to buyer perception. Here's the deal:

  • Uncertainty about Repairs: Buyers worry the repairs might not be perfect, potentially compromising safety. They might not have used genuine parts or the repairs might not meet manufacturer standards.
  • Warranty Worries: Repaired accident damage often voids the manufacturer's warranty and excludes your car from future recalls.

This concern over a car's history follows it everywhere. Accident reports detail past repairs, making it visible to potential buyers who might shy away or offer a lower price due to the diminished value.

Understanding diminished value is crucial if you plan to:

  • Sell or Trade-in: You'll likely receive less due to the accident history.
  • Refinance: The lower value might impact your loan options.
  • File a Diminished Value Claim: If the other driver was at fault, you can potentially recoup some of the lost value through your insurance.

Can I make a diminished value claim for my car?

Diminished value claims can be tricky, as laws vary by state. Generally, car insurance covers repairs or replacing your car to its pre-accident condition. This means getting your car fixed or receiving a payout for its total value.

However, you might be able to recover additional money for the remaining decrease in value after repairs (diminished value) if:

  • You have strong evidence: Documentation like appraisals showing the car's pre-accident and current value strengthens your case.
  • The other driver was at fault: You have a better chance if someone else caused the accident.
  • You have uninsured/underinsured motorist coverage: This can help if the at-fault driver has no insurance or not enough to cover the diminished value.

It's important to note:

  • Diminished value claims can be complex and success rates vary.
  • Consulting a lawyer specializing in car accidents might be helpful.

Remember: Check your state's laws and your specific insurance policy to understand your options for diminished value claims.

Get Recompensed for Diminished Value (These States Apply):

If your car loses value after an accident, even with repairs, you might be eligible for diminished value compensation in the following states:

  • Georgia
  • Hawaii
  • Idaho
  • Kansas
  • Maryland
  • Minnesota
  • Mississippi
  • Montana
  • New Jersey
  • New York
  • North Carolina
  • Oregon
  • Vermont
  • Washington
  • Washington D.C.
  • Wyoming

Important Note:

In most other states, the focus is on restoring your car to its pre-accident condition, either through repairs or a total loss payout.

Filing a Diminished Value Claim (For Applicable States)

Living in a state that allows diminished value claims?

Here's how to recover compensation if your car's value dropped after an accident, even with repairs:

  1. Initiate the Claim: Contact the at-fault driver's insurance company. Briefly detail the accident and the extent of the damage to your car.
  2. State Your Case: Clearly mention you're filing a diminished value claim due to the accident.
  3. Gather Proof: Support your claim with evidence. This could include:some text
    • Market value reports of similar cars in pre-accident condition.
    • A professional appraisal showing your car's current diminished value.
  4. Provide Additional Documentation: Be prepared to submit any further documents requested by the insurance company related to the accident and repairs.
  5. Negotiate or Appeal: The insurance company will respond with a settlement offer. If it's fair, great! If not, consider appealing the decision or seeking legal advice. However, weigh the potential legal costs against the expected payout.

Remember: Diminished value claims can be complex. While legal action is an option, significant damage might be necessary to justify the cost.

How AI Can Help with Diminished Value Claims

AI technology is revolutionizing the way we approach complex claims like diminished value. By leveraging vast datasets and advanced algorithms, AI can provide valuable support in calculating and pursuing diminished value claims.

Key benefits of using AI for diminished value claims include:

  • Data Analysis: AI can analyze market trends, vehicle values, and repair costs to estimate potential diminished value.
  • Comparative Analysis: By comparing similar accident cases, AI can identify patterns and benchmarks for settlement amounts.
  • Document Management: AI can help organize and manage essential documentation, such as repair estimates, appraisals, and vehicle history reports.
  • Negotiation Support: AI can provide insights into insurance company tactics and suggest effective negotiation strategies.

While AI cannot replace human expertise, it can significantly enhance the claims process by providing data-driven insights and streamlining the gathering of evidence.

Understanding Diminished Value

Here's a breakdown of the different types of diminished value terms you might encounter:

  • Inherent Diminished Value: This refers to the inherent decrease in buyer interest for a car that has been in an accident, regardless of repairs. Buyers may worry about potential safety issues or hidden damage, leading to a lower resale value.
  • Instant Diminished Value: This is the difference in your car's value immediately after the accident (before repairs) compared to its pre-accident value. This factors into your insurance company's decision on repair costs, but may not represent the full picture of the car's actual diminished value.
  • Repair-Related Diminished Value: This occurs when poor repair work following an accident negatively impacts your car's value. This could be due to the use of non-genuine parts, improper repair techniques, or lingering visible damage that affects buyer confidence.

Coping with Diminished Value After an Accident

As we've discussed, even after repairs, your car's value might decrease. Here are some options to consider in states that allow diminished value claims:

  • File a Diminished Value Claim: Seek compensation for the lost value from the at-fault driver's insurance company. (See previous section on "Filing a Diminished Value Claim")

Alternatives to Consider (if Diminished Value Claims Aren't an Option):

  • Negotiate a Total Loss: If your car's value after repairs is close to a total loss (usually around 75% of pre-accident value), negotiate with your insurance company to declare it a total loss. This way, you'd receive compensation based on the car's pre-accident value.

What to Avoid:

  • Keeping a Diminished Value Car: Unless you plan to drive it until the end, holding onto a car with diminished value might not be the best option.
  • Salvage Title: Avoid buying back a totaled car with a salvage title unless you plan to repair it yourself or keep it for sentimental reasons. Salvage titles significantly decrease a car's value.

Remember:

  • Check your state's laws regarding diminished value claims.
  • Consult with your insurance company or a lawyer specializing in car accidents to understand your options.

Josh Schwadron

Written By

Josh Schwadron

Chief Executive Officer

About the author

Joshua is a lawyer and tech entrepreneur who speaks and writes frequently on the civil justice system. Previously, Joshua founded Betterfly, a VC-backed marketplace that reimagined how consumers find local services by connecting them to individuals rather than companies. Betterfly was acquired by Takelessons in 2014. Joshua holds a JD from Emory University, and a BA in Economics and MA in Accounting from the University of Michigan.

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