The Mortgage Spread: How to Find It and Save Money

Published on Dec 06, 2025
Updated on Dec 06, 2025
reading time

Diagram illustrating the composition of a mortgage rate, adding the benchmark rate (e.g., Euribor) to the spread

Understanding what the bank spread is is the first step for anyone looking to take out a mortgage to buy a home. This value, often seen as a technical detail, is actually one of the most important elements that determine the total cost of the loan. In simple terms, the spread represents the bank’s profit, a fixed percentage that is added to the mortgage’s benchmark index, such as Euribor or Eurirs. Understanding how it works is not just a matter of financial literacy, but a practical necessity for navigating the credit market and choosing the most advantageous offer.

Imagine going to the market to buy fruit. The greengrocer buys apples at a certain wholesale price and then resells them at retail with a small markup to make a profit. The spread works in a similar way: the bank “buys” money on the interbank market at a certain cost (the benchmark rate) and “resells” it to the customer by applying a profit margin (the spread). This margin is not the same for everyone but varies based on several factors, making it essential to compare different proposals before signing a contract that will last for decades.

Advertisement

What is the bank spread in simple terms

The bank spread is a crucial component of a mortgage’s interest rate, representing the profit margin that the lending institution applies. Technically, the final interest rate the customer pays, known as the Nominal Annual Rate (TAN), is the result of the sum of two elements: a market benchmark index and the spread. The benchmark index (Euribor for variable rates, Eurirs for fixed rates) reflects the cost of money on the interbank market, while the spread is the markup decided by the bank. This value remains fixed for the entire duration of the contract and constitutes the bank’s remuneration for the service provided and for the risk it assumes by lending the money.

It is important not to confuse the bank spread with the financial spread, which is often mentioned in reference to government bonds (like the BTP-Bund spread). While the latter measures the markets’ confidence in a country’s economy, the mortgage spread is a commercial decision of the individual bank. An increase in the BTP-Bund spread does not automatically translate into an increase in the spread on new mortgages, although it can influence the general credit cost strategies of institutions. For the borrower, the only thing that matters is the spread applied to their specific loan.

You might be interested →

How the final interest rate is calculated

Calculating the final interest rate (TAN) of a mortgage is a simple mathematical operation, but it is fundamental to understanding the effective cost of the loan. The formula is straightforward: Benchmark Rate + Spread = TAN. If you choose a fixed-rate mortgage, the benchmark index will be the Eurirs (Euro Interest Rate Swap) corresponding to the mortgage term. For example, for a 20-year mortgage, the 20-year Eurirs at the time of signing will be taken, to which the bank’s spread will be added. The result will be the interest rate that will remain unchanged for all payments.

For an adjustable-rate mortgage, the mechanism is similar but dynamic. The benchmark index is usually the Euribor (Euro Interbank Offered Rate), which varies over time. The spread, which remains constant, is added to this index, which is updated at predefined intervals (usually every 1, 3, or 6 months). Consequently, the mortgage payment will change periodically, following the fluctuations of the Euribor. It is therefore essential not only to look at the offered spread but also to understand how market fluctuations could impact future payments.

You might be interested →

Factors that influence the amount of the spread

Advertisement

The size of the spread is not random but is determined by the bank based on a series of precise assessments. The first factor is the applicant’s risk profile. The bank analyzes the customer’s job stability, income, and creditworthiness (the so-called credit score). A profile considered solid and reliable is more likely to get a lower spread, as the risk of default for the bank is lower.

Another key element is the Loan-to-Value (LTV), which is the ratio between the requested mortgage amount and the property’s value. A high LTV, for example, for a mortgage covering 80% or more of the house’s value, entails a higher risk for the bank and, consequently, a higher spread. The loan term also has an impact: longer mortgages are generally associated with higher spreads. Finally, the bank’s commercial policies and the level of market competition play a crucial role: in periods of strong competition, institutions may reduce their margins to attract new customers.

You might be interested →

The spread in Italy and in the European context

Analyzing the mortgage market, it is noticeable how the bank spread can vary not only between different banks but also between different European countries. Historically, Italy has sometimes had higher average spreads compared to other economies considered more stable, such as Germany. This difference can be attributed to a perception of higher country risk, which is indirectly reflected in the pricing policies of banks. However, the dynamics are complex and influenced by multiple factors, including the soundness of the national banking system and macroeconomic policies.

The Mediterranean culture, with its strong propensity for homeownership, fuels a traditionally robust demand for mortgages. This tradition now clashes with the innovation brought by digital banks and fintech platforms, which have intensified competition. Thanks to leaner cost structures, new players can sometimes offer more competitive spreads, pushing traditional institutions to review their offers as well. For the consumer, this scenario translates into more choices and the possibility of finding more advantageous conditions by carefully comparing proposals at a national and European level.

You might be interested →

Tradition and innovation in defining the spread

The way banks establish the spread is a perfect example of how tradition and innovation meet in the financial sector. On one hand, traditional criteria persist: customer evaluation is still based on paper documents, property appraisals, and an analysis of the payment-to-income ratio. This is the legacy of a banking system that has always prioritized prudence and human risk assessment. The applicant’s reliability and the value of the mortgage collateral remain the pillars on which the decision is based.

On the other hand, innovation is transforming these processes. Banks are increasingly using algorithms and big data to define risk profiles and customize offers. Innovation also manifests in specific products, such as green mortgages, which often benefit from a reduced spread to encourage the purchase of high-energy-efficiency properties. This evolution, driven by digitalization and a greater sensitivity towards sustainability, is making the determination of the spread a more dynamic and, in some cases, more advantageous process for customers who are attentive to new opportunities.

You might be interested →

How to negotiate and reduce the mortgage spread

Getting a lower spread is possible, but it requires preparation and a good negotiation strategy. The first step is to present yourself to the bank with an impeccable financial profile. Having a permanent employment contract, a stable income, and a good credit history are the foundations for being considered a low-risk customer. It is also useful to prepare all the necessary documentation in advance, demonstrating organization and reliability. Presenting a lower LTV, perhaps by having a larger amount of cash available for the down payment, can significantly reduce the offered spread.

The real weapon available to the consumer is comparison. Requesting quotes from multiple credit institutions, both traditional and online, allows you to get a clear view of market conditions and use the best offers as a negotiating lever. You shouldn’t be afraid to negotiate with your bank: sometimes, faced with the possibility of losing a customer to a competitor, the institution might be willing to revise its offer. Procedures like mortgage refinancing or renegotiation are tools also available to those who already have a mortgage, to improve contractual conditions, including the spread.

In Brief (TL;DR)

The bank spread is the fixed component of the interest rate that represents the bank’s profit: learning to understand and compare it is essential for choosing the most advantageous mortgage and saving on the final cost.

Knowing how to recognize and compare it among different mortgage proposals is the first step to saving on the total cost of the loan.

Comparing the spread offered by different banks is therefore crucial for choosing the most affordable mortgage and reducing the final cost of the loan.

Advertisement

Conclusion

disegno di un ragazzo seduto a gambe incrociate con un laptop sulle gambe che trae le conclusioni di tutto quello che si è scritto finora

In conclusion, the bank spread is much more than a simple cost item: it is the heart of the mortgage contract and the element that, more than any other, determines how much you will pay for the dream of a home. Understanding its nature, the factors that influence it, and market dynamics is essential for making an informed and conscious choice. From the personal risk profile to the European economic context, every detail contributes to defining the percentage that the bank will add to the benchmark rate. It is not an unchangeable value, but an opportunity for negotiation. Armed with information, comparison, and solid financial preparation, it is possible to dialogue with credit institutions to obtain better conditions and turn a long-term financial commitment into a sustainable and advantageous investment.

Frequently Asked Questions

disegno di un ragazzo seduto con nuvolette di testo con dentro la parola FAQ

What exactly is a mortgage spread?

The spread is the profit margin that the bank adds to the benchmark interest rate (like Euribor for adjustable-rate mortgages or Eurirs for fixed-rate ones) to calculate the final rate (TAN) applied to the mortgage. In practice, it represents the markup that covers the bank’s operating costs and the risk associated with granting the loan. This value is expressed as a percentage and remains fixed for the entire duration of the loan.

What factors determine the amount of the spread?

Several factors influence the amount of the spread. The main ones are: the customer’s risk profile (income situation and credit history), the loan term (longer terms often have higher spreads), the loan-to-value ratio (LTV) (a higher LTV means greater risk for the bank and therefore a higher spread), and the bank’s own commercial policies, which are influenced by market competition.

Is it possible to negotiate the spread with the bank?

Yes, it is possible to negotiate the spread. Having a solid credit profile, a stable income, and requesting an amount that does not exceed a certain percentage of the property’s value (low LTV) are excellent starting points. The most effective method is to compare different mortgage offers from multiple banks and use the most advantageous quotes as leverage in negotiations with your chosen lending institution. Even for those who already have a mortgage, options like refinancing or renegotiation can allow you to obtain a better spread.

What is the difference between the mortgage spread and the BTP-Bund spread?

It is crucial not to confuse the two terms. The mortgage spread is the bank’s profit on a loan, a component of the interest rate decided commercially by the credit institution. The BTP-Bund spread, on the other hand, is a macroeconomic indicator that measures the difference in yield between 10-year Italian government bonds (BTPs) and German ones (Bunds), reflecting investor confidence in the Italian economy. Although an increase in the BTP-Bund spread can influence the overall cost of credit, it does not have a direct and automatic impact on the spread applied to individual mortgages.

Does the spread change over time like the variable interest rate?

No, the spread is a fixed component of the interest rate for the entire duration of the mortgage, as stipulated in the contract. In an adjustable-rate mortgage, it is the benchmark index (e.g., Euribor) that fluctuates over time, causing the payment to vary. The spread, however, remains constant and continues to be added to the updated benchmark rate. In a fixed-rate mortgage, both the index (Eurirs) and the spread are set at the time of signing and do not change.

Frequently Asked Questions

In simple terms, what exactly is a mortgage spread?

The spread is the actual profit for the bank that grants you the mortgage. Imagine the bank borrows money at a certain cost (the benchmark rate like Euribor or IRS) and then lends it to you, adding an extra percentage: that percentage is the spread. So, the final interest rate you pay (TAN) is the sum of the benchmark rate plus the spread. It’s a value that remains fixed for the entire duration of the contract.

Is the spread the same for all banks and all customers?

No, the spread is not universal. Each bank decides its own based on its commercial policies and risk appetite. Furthermore, the spread varies depending on the customer’s profile (their creditworthiness), the mortgage term, the amount requested, and the type of rate (fixed or variable). For example, a longer mortgage or one that finances a higher percentage of the property’s value will usually have a higher spread. This is why it’s essential to compare offers from different institutions.

Can I try to negotiate the spread with the bank?

Yes, negotiating the spread is possible, especially if you have a good risk profile. Renegotiation involves changing the contract terms, including the spread, with your current bank. Alternatively, you can use refinancing (or portability), transferring the mortgage to another bank that offers better conditions, including a lower spread, at no cost. The original bank cannot oppose the refinancing.

How much does the spread really affect my mortgage payment?

The impact of the spread is very significant. Even a small percentage difference, spread over a term of 20 or 30 years, translates into thousands of dollars of difference in the total cost of the loan. For example, on a $100,000 mortgage over 30 years, a one-percentage-point higher spread can result in a monthly payment that is tens of dollars more expensive, which, multiplied by 360 payments, makes a substantial difference. This is why comparing the spread is one of the most important steps in choosing the most affordable mortgage.

Are the spread and the TAN the same thing?

No, they are related but different concepts. The spread is only one of the two components that make up the final interest rate. The TAN (Nominal Annual Rate) is the ‘pure’ interest rate of the mortgage and is calculated by adding the benchmark index (Euribor for variable, IRS for fixed) to the spread applied by the bank. So, the spread is the bank’s markup, while the TAN is the total cost of interest you pay annually on the borrowed capital.

Francesco Zinghinì

Electronic Engineer expert in Fintech systems. Founder of MutuiperlaCasa.com and developer of CRM systems for credit management. On TuttoSemplice, he applies his technical experience to analyze financial markets, mortgages, and insurance, helping users find optimal solutions with mathematical transparency.

Did you find this article helpful? Is there another topic you’d like to see me cover?
Write it in the comments below! I take inspiration directly from your suggestions.

Icona WhatsApp

Subscribe to our WhatsApp channel!

Get real-time updates on Guides, Reports and Offers

Click here to subscribe

Icona Telegram

Subscribe to our Telegram channel!

Get real-time updates on Guides, Reports and Offers

Click here to subscribe

Condividi articolo
1,0x
Table of Contents