FICO vs. VantageScore 4.0: What’s Changing?

The mortgage industry has traditionally relied on the classic FICO 2, 4, & 5 scoring models for decades. But recently, there was a pretty major industry announcement allowing lenders to use VantageScore 4.0 as an option alongside FICO for mortgage lending.

Naturally, this has created a lot of questions about what these changes actually mean for borrowers, lenders, and financial professionals alike.

So let’s break it down in simple terms.

First Things First... What Is VantageScore?

Traditionally, lenders have used FICO scores to determine mortgage eligibility and pricing.

VantageScore is a credit scoring model created by the three major credit bureaus that uses a slightly different approach to evaluate credit behavior.

One of the goals behind adding VantageScore as an option is to create more flexibility in how borrowers are evaluated, especially for consumers with:

• Thin credit history
• Limited tradelines
• Older paid collections
• Strong recent repayment habits

While this change could expand opportunities for some borrowers, it’s important to remember that credit profiles are still very individual. This is not necessarily a “magic wand,” but rather another tool lenders can use to evaluate overall risk.

So What’s the Biggest Difference Between FICO and VantageScore 4.0?

The easiest way to explain it is this:

FICO 2, 4, & 5 = Snapshot Scoring

Traditional mortgage FICO models focus heavily on what a borrower’s credit profile looks like right now.

Things like:

• Current balances
• Utilization
• Payment history
• Existing debt levels

For example, a borrower may see a large score increase simply by paying down credit card balances right before applying for a mortgage.

VantageScore 4.0 = Trending Data

VantageScore takes a more predictive approach by reviewing credit behavior over the past 24 months instead of focusing only on today’s balances.

This includes:

• Balance trends over time
• Actual payment amounts
• Utilization habits
• Whether debt is consistently increasing or decreasing

The goal is to create a fuller picture of long-term credit behavior instead of relying on a single-day snapshot.

How Are Collections Treated Differently?

This is one of the biggest changes we’re seeing.

Under Traditional FICO Mortgage Models:

• Paid collections still impact scores
• Medical collections are generally treated similarly to other collections

Under VantageScore 4.0:

• Paid collections are ignored
• Medical collections are ignored, whether paid or unpaid

This could be especially helpful for borrowers who may have older medical debt affecting their scores today.

What About Authorized User Accounts?

VantageScore 4.0 was designed to reduce the impact of “piggy-backing” or score boosting through borrowed tradelines.

Authorized user accounts are not ignored entirely, but the scoring model places much greater emphasis on the borrower’s own established credit habits and repayment history.

Does VantageScore Still Have a Shopping Window?

Yes — and it’s actually broader.

Current FICO Mortgage Models:

• Use a 14-day mortgage shopping window
• Multiple mortgage inquiries during that period are generally treated as one inquiry

VantageScore 4.0:

• Uses a broader shopping window across multiple loan types
• Mortgage inquiries
• Auto loan inquiries
• Other installment loan inquiries

The idea is to recognize rate shopping as normal consumer behavior rather than penalizing borrowers for comparing options.

Will More Borrowers Qualify?

Potentially... but it really depends on the borrower.

Some consumers who may not have scored as well under traditional FICO mortgage models could benefit from VantageScore 4.0, especially borrowers with:

• Thin credit files
• Paid collections
• Strong long-term repayment habits
• Limited traditional credit history

At the same time, not every borrower will automatically see higher scores. Credit profiles are unique, and different scoring models will react differently depending on the overall credit picture.

What Happens Next?

A very small number of lenders have already started rolling this out, but more are expected to follow over time.

As implementation timelines continue developing and lender adoption expands, we’ll all continue learning more about how these changes will impact the mortgage industry moving forward.

One thing is certain: credit scoring is evolving, and understanding these differences will become increasingly important for both borrowers and financial professionals.

And as always, if you ever want to talk through a specific client scenario or have questions about how these changes may impact financing options, I’m always happy to help.

Lynn Marie Oates
Mortgage Loan Officer NMLS #1495433
(248) 875-1029
[email protected]

I know firsthand how overwhelming securing a mortgage can feel — and that’s exactly why I’m here. With my experience and a heart for helping people, my goal is to guide you through every step with clarity, patience, and care.

I take a personalized, relationship-first approach, offering full support and clear communication so you never feel rushed or unsure. I take the time to understand your goals, explain your options, and help you put your strongest offer forward when it matters most.

Helping people feel confident, prepared, and excited about homeownership isn’t just part of my job — it’s what I truly love to do!