Should I Choose a 2-Year or 5-Year Fixed Mortgage Rate?

Choosing the right fixed-rate period can make a huge difference to your finances. But with interest rates frequently changing, it’s not always clear whether a 2-year or 5-year fixed mortgage is the most suitable choice.

Moreover, a fixed-rate mortgage isn’t just numbers on a page. Your future plans, whether moving home, remortgaging or simply keeping your monthly outgoings predictable, should also play a key role in your decision.

In this article, we compare the advantages and disadvantages of a 2-year vs 5-year fixed mortgage, explore how interest rates and costs can influence your decision, and explain exactly what to consider before choosing your next deal. Let’s begin.

When Is a 2-Year Fixed Mortgage a Better Choice in the UK?

A 2-year fixed mortgage provides certainty over your monthly repayments for two years, while keeping the commitment relatively short. Once the fixed period ends, you can review your mortgage arrangements without the early repayment charges (ERCs) that may apply if you leave a longer fixed-rate deal early.

This flexibility can be particularly useful if you expect your circumstances to change in the near future. For example, you may be planning to move home, reduce your outstanding mortgage balance or explore remortgaging into a different borrowing arrangement.

Equally, a shorter fixed period provides an earlier opportunity to benefit from more competitive mortgage products if interest rates fall. However, this means that you will equally need to consider the possibility of rates being higher when your existing deal expires.

In practice, choosing a two-year fixed-rate mortgage involves balancing the opportunity to review your mortgage sooner against the uncertainty of what rates and products will be available when your fixed period ends.

Let’s explore the key benefits and considerations of a two-year fixed mortgage in more detail.

Key Advantages of a 2-Year Fixed Mortgage

1. Greater Flexibility to Remortgage or Move Sooner

A 2-year fixed mortgage allows you to review your mortgage arrangements sooner than a longer fixed-rate deal.

Once your fixed period and any applicable early repayment charge period have ended, you can generally switch to a new product with your existing lender or remortgage to another lender without paying an early repayment charge.

This can be particularly useful if you’re planning to move home or make changes to your mortgage in the coming years. However, moving to a new lender or increasing your borrowing will still require meeting the lender’s eligibility and affordability criteria.

For first-time buyers purchasing with a partner or friend, this flexibility may also be worth considering. If you’re buying with someone whose circumstances could change in the next few years, a 2-year fix may provide an earlier opportunity to sell the property or review your mortgage arrangements without incurring early repayment charges.

Similarly, if you’re planning to release equity or borrow additional funds in the near future, a shorter fixed period could give you more options.

Once your deal ends, you may be able to remortgage with another lender and increase your borrowing at the same time, rather than relying on a further advance from your existing lender. Crucially, any additional borrowing would still be subject to affordability checks and lender criteria.

2. Opportunity to Align Different Mortgage Deals

If your mortgage is split into multiple parts with different fixed-rate expiry dates, choosing a 2-year fix could help bring them into alignment.

For example, you might have one part of your mortgage with a fixed rate ending in two years, while another part is due for renewal today. By choosing a new 2-year fix for the part that’s due for renewal, both parts could reach the end of their fixed periods at approximately the same time. Achieving product alignment can make it easier to remortgage your full outstanding balance onto one new deal rather than juggling separate interest rates and early repayment charge periods.

However, consolidating your mortgage would still depend on the products available and meeting the lender’s eligibility and affordability criteria.

3. Opportunity to Remortgage After Credit Improvements

If you’ve taken out a mortgage with a specialist lender because of previous credit problems, a 2-year fixed deal could give you an earlier opportunity to explore more competitive mortgage products.

It’s important to remember that an improved credit history doesn’t guarantee access to lower interest rates or high-street lenders. Your eligibility will still depend on the nature and severity of your previous credit issues, how recently they occurred, your affordability and the lender’s criteria.

4. Potential to Benefit From Falling Interest Rates

If mortgage rates do fall during your two-year fixed period, you may be able to access a more competitive deal when it ends. Depending on your outstanding balance, mortgage term and associated costs, this could help reduce your monthly repayments.

Crucially, however, future interest rates are uncertain, and there is no guarantee that the mortgage rates available in two years will be lower than those offered today. As such, there is a balancing act between the potential benefits and risks of trying to predict future interest rate movements.

5. Short-Term Protection Against Rising Interest Rates

In the case that interest rates rise during your 2-year fixed mortgage, your agreed interest rate will remain unchanged.

In practice, this means that even if the Bank of England raises its base rate, you will be protected from any increases in monthly repayments that are caused by rising rates throughout the fixed period.

Of course, this protection ends when your fixed period expires. At this point, you may need to consider remortgaging to avoid the lender’s standard variable rate and explore the different mortgage rates available.

6. Opportunity to Benefit From a Lower LTV

One important consideration when choosing a fixed-rate mortgage is your loan-to-value (LTV) ratio, which compares the outstanding balance of your mortgage against your property’s value.

Generally, a lower LTV can provide access to better interest rates on fixed-rate mortgage products, as lenders typically view borrowers with more equity as presenting less lending risk.

This becomes particularly relevant when choosing between a 2-year and 5-year fix, as a shorter fixed period allows you to reassess your mortgage sooner and potentially benefit from moving into a more competitive LTV bracket.

For example, let’s say you have a property worth £300,000 and an outstanding mortgage of £270,000, representing a 90% LTV.

Please note that the table above is an illustrative example assuming the property value remains unchanged and the mortgage balance reduces by £15,000 through repayments and/or overpayments.

In this table example, you can see how reducing your mortgage balance would increase your equity, resulting in your LTV ratio changing from 90% to 85%. This could allow you to access a wider range of fixed-rate mortgage products, potentially with more competitive interest rates.

However, a lower LTV doesn’t guarantee a better mortgage deal. In practice, the interest rates available will also depend on wider market conditions, lender criteria and mortgage pricing when your fixed period ends.

Another consideration for borrowers is whether you’re planning significant home improvements during the fixed period. For example, renovating or extending your property could increase its value, potentially reducing your loan-to-value ratio further when you come to remortgage.

It’s important to keep in mind that home improvements will not always increase a property’s value by the amount spent, and any revised valuation will still need to be accepted by your chosen lender.

For borrowers expecting to improve their LTV through mortgage repayments or an increase in their property’s value, a 2-year fix could provide an earlier opportunity to explore mortgage products at a potentially more favourable LTV.

Key Disadvantages of a 2-Year Fixed Mortgage

1. Monthly Repayments Could Increase After Two Years

One of the main considerations of choosing a 2-year fixed mortgage is the possibility of facing higher monthly repayments when your deal expires.

Once your fixed period ends, your mortgage will typically revert to the lender’s standard variable rate (SVR) unless you arrange a new deal. As SVRs are generally higher than the rates offered on fixed-rate products, this could result in a noticeable increase in your monthly mortgage payments.

It’s important to remember that even if you arrange a new fixed-rate deal, the interest rates available in two years’ time could also be higher than the rate you’re currently paying. This will ultimately depend on how the wider mortgage market changes, including Bank of England interest-rate decisions, financial market expectations and lenders’ pricing.

This is where a shorter fixed period offers less long-term certainty than a 5-year fix. From our experience advising borrowers, one important consideration we regularly highlight is whether their household budget could accommodate higher mortgage repayments if interest rates rise beyond their expectations.

2. More Frequent Mortgage Fees

Choosing shorter fixed periods could mean paying mortgage fees more frequently, particularly if you continue remortgaging onto new shorter-term deals, such as 1-year or 2-year fixed deals.

This is because some lenders charge product or arrangement fees when setting up a new mortgage deal. The costs of remortgaging can also include valuation, legal or administration fees when switching lenders, although some deals offer incentives to reduce these expenses.

Over several years, these additional costs could outweigh the savings offered by a lower initial interest rate. As such, it’s important to compare the overall cost of each mortgage, rather than focusing entirely on the interest rate or monthly repayments.

3. Changes to Your Financial Circumstances

Another consideration is to ask yourself whether your financial circumstances could change before your two-year fixed period ends.

For example, changes to your employment, household income, credit history or property value could affect your eligibility for certain mortgage products when you come to remortgage.

If you’re planning to switch to a new lender, you need to bear in mind that you’ll still need to meet your chosen lender’s affordability and eligibility requirements.

However, you may still be able to arrange a product transfer with your existing lender, sometimes without undergoing a new affordability assessment, provided you’re not making significant changes to your mortgage arrangements.

This is particularly important if you’re choosing a shorter fix with the expectation of accessing a more competitive mortgage deal in two years. Even if interest rates fall, there’s no guarantee that you will be able to qualify for the products offering the lowest rates.

4. Early Repayment Charges May Apply

Although a 2-year fixed mortgage offers a shorter commitment, you could still face early repayment charges (ERCs) if you need to leave your deal before the applicable charge period ends.

These charges vary between lenders and mortgage products. For example, Halifax explains that early repayment charges can be calculated using the applicable ERC percentage and the amount of mortgage debt being repaid.

To demonstrate how this could work, let’s say you have a mortgage with an outstanding balance of £200,000 and decide to repay it early while a 2% early repayment charge applies.

• Outstanding mortgage balance: £200,000
• Early repayment charge: 2%
• Total ERC payable: £4,000

This is an illustrative example assuming the 2% charge applies to the full outstanding mortgage balance. Actual charges depend on your lender and mortgage agreement.

As you can see, leaving your fixed-rate mortgage early could result in a substantial additional cost, even with a relatively short two-year deal.

This is worth considering if you’re planning to move home, remortgage early or make substantial overpayments. Some mortgage products allow overpayments up to a specified limit without charges, while others may offer the option to port your existing deal when moving home. It’s therefore important to review your mortgage’s early repayment conditions before committing.

When Is a 5-Year Fixed Mortgage a Better Choice in the UK?

One of the main advantages of a 5-year fixed mortgage is the ability to plan your household finances with greater certainty.

By securing an agreed interest rate for five years, your mortgage repayments will generally remain predictable throughout this period, regardless of fluctuations in the Bank of England’s base rate or wider mortgage market.

This can be particularly valuable for borrowers who want to maintain a consistent household budget or are anticipating changes to their financial circumstances.

For example, someone planning to start a family or take a period of parental leave may value knowing that their mortgage interest rate won’t change during those years:

In addition, a longer fixed period reduces the fuss and stress of having to review and arrange another mortgage deal after just two years. This means you won’t need to reconsider your mortgage arrangements as frequently, regardless of how interest rates change during the five-year period.

However, a longer commitment can also present challenges. For example, if interest rates fall or your circumstances change and you need to move home or adjust your borrowing, exiting your existing deal early could involve additional costs.

In practice, choosing a 5-year fixed mortgage involves balancing the benefits of longer-term repayment certainty against the flexibility you may need over the next five years.

Let’s explore the key benefits and considerations of a five-year fixed mortgage in more detail.

Key Advantages of a 5-Year Fixed Mortgage

1. Longer-Term Repayment Certainty

A 5-year fixed mortgage provides certainty over your agreed mortgage interest rate for five years. This can make it easier to budget and plan your household finances over an extended period of time.

For borrowers who are trying to manage their current financial commitments alongside homeownership, such as childcare costs, household expenses or major planned purchases, this security can be particularly valuable.

2. Extended Protection Against Rising Interest Rates

One of the main benefits of a 5-year fixed mortgage is that you’re protected against interest-rate increases for longer than you would be with a 2-year fix.

For example, if mortgage rates increase significantly after two years, borrowers coming to the end of a shorter fixed deal may need to arrange a new mortgage at a higher rate. However, someone with a 5-year fix would retain their existing agreed rate for the remainder of their fixed period, providing continued protection against rising interest rates.

This reduces your exposure to higher mortgage rates during the fixed period, although you will still need to review your options when the five-year deal eventually ends.

For borrowers seeking even longer-term certainty, it can be worth comparing 5-year and 10-year fixed mortgages to understand the benefits and potential restrictions of locking in a rate for the long haul.

3. Greater Stability for Financial Planning

A longer fixed period can also make it easier to plan around changes to your household finances, particularly if you anticipate your income or financial commitments changing over the coming years.

For example, if you’re planning to change jobs, become self-employed or take an extended career break, a 5-year fix could provide more time to establish your new financial circumstances before needing to arrange another mortgage deal.

This can be particularly beneficial if you’re planning to become self-employed. Many lenders require at least two years of trading history when assessing self-employed mortgage income, although some may accept just one year.

If you leave employment to start your own business shortly after taking out your mortgage, a 5-year fix could give you more time to establish your income history before needing to arrange another deal. With a 2-year fix, you may find your choice of lenders is more limited when the fixed period ends.

That said, becoming self-employed doesn’t mean you won’t be able to remortgage after two years. Some lenders accept shorter trading histories, and switching to a new product with your existing lender may still be an option.

4. Potentially Fewer Mortgage Fees

Choosing a 5-year fixed mortgage could help reduce the costs associated with frequently arranging new mortgage deals.

For example, let’s compare the arrangement fees associated with two consecutive 2-year fixed mortgages and a single 5-year fixed deal, assuming each product carries a £999 fee.

• Two consecutive 2-year fixes: £999 x 2 = £1,998 in product fees over four years.
• One 5-year fix: £999 in product fees, covering the full five-year fixed period.
• Difference in product fees: £999.

This is an illustrative example. Actual product fees vary, and some mortgage deals have no arrangement fees.

In this example, choosing a 5-year fix would avoid an additional £999 product fee. However, this doesn’t automatically make it the cheaper mortgage overall, as differences in interest rates, monthly repayments and other remortgaging costs could outweigh these savings.

Key Disadvantages of a 5-Year Fixed Mortgage

1. Less Flexibility if Mortgage Rates Fall

One of the main disadvantages of choosing a 5-year fixed mortgage is that you won’t automatically be able to benefit from lower mortgage rates that become available during your fixed period.

For example, if you secure a 5-year fixed mortgage at 5% interest and more competitive products become available at 4% after two years, your existing rate will remain at 5% for the remaining three years. However, you may be able to switch to another deal early, potentially incurring early repayment charges.

This highlights the importance of considering whether you’re comfortable committing to your agreed rate for five years, even if more competitive mortgage products become available during that time.

2. Early Repayment Charges Over a Longer Period

As we touched on earlier, leaving a fixed-rate mortgage before the applicable charging period ends could result in early repayment charges (ERCs). However, choosing a 5-year fix could mean being subject to these charges for longer than with a 2-year deal, depending on the lender and product.

In practice, this means that leaving a 5-year fixed mortgage after three years could still result in an early repayment charge, whereas someone who originally chose a 2-year fix may already be outside their initial charging period.

This longer commitment is worth considering if you anticipate moving home, remortgaging or making substantial changes to your mortgage before the five years are up.

3. Moving Home During a 5-Year Fix

If you’re planning to move home within the next five years, you’ll need to consider what happens to your existing fixed-rate mortgage.

Fortunately, some lenders offer portable mortgage products, allowing you to port your existing mortgage to another property while retaining your agreed interest rate.

However, portability isn’t guaranteed. Your lender will need to approve the new property and assess whether you meet its lending requirements.

Equally, if you’re moving to a more expensive property and need to borrow additional funds, that borrowing may be arranged on a separate mortgage product at the rates available at the time.

If porting isn’t possible, you may need to repay your existing mortgage and arrange a new deal, potentially resulting in early repayment charges.

Therefore, if moving home is somewhere on your radar over the next five years, it’s worth considering whether a longer fixed-rate commitment aligns with your future property plans.

4. Making Changes to Your Mortgage

A longer fixed period can also limit your flexibility if you want to make substantial changes to your mortgage arrangements before your deal expires.

For example, you may decide to make substantial mortgage overpayments, release equity for home improvements or increase your borrowing to fund another financial commitment.

Depending on your lender and product, these changes could involve additional borrowing assessments, new mortgage products or early repayment charges.

Some five-year fixed mortgages allow overpayments up to a specified limit without penalties, while others offer greater flexibility around additional borrowing.

It’s crucial that you understand the restrictions of your chosen mortgage before committing, particularly if you expect your borrowing requirements to change over the next five years.

An experienced mortgage broker can help you compare these restrictions across different lenders, ensuring that factors such as overpayment allowances, additional borrowing and early repayment charges are considered alongside the interest rate.

How Do Interest Rates Affect Choosing Between a 2-Year and 5-Year Fix?

The key difference between a 2-year and 5-year fixed mortgage is how long your agreed interest rate remains unchanged before you need to consider the rates available on a new deal.

When comparing a 2-year and 5-year fixed mortgage, it’s natural to focus on which option offers the lowest interest rate at that very moment. However, choosing between shorter and longer fixed-rate deals isn’t just about the rates that are currently available, but also how each option could affect your finances in the years ahead.

While we’ve explored how the Bank of England’s base rate can influence borrowing costs, lenders also consider financial market expectations and wholesale funding costs, including swap rates, when pricing fixed-rate mortgages.

This means that 5-year fixed mortgages can sometimes offer lower interest rates than 2-year deals, and vice versa. It can often simply depend on wider market conditions.

As such, it’s important to compare the actual rates and costs available to you, rather than assuming that a shorter fixed period will always be cheaper.

Equally, choosing a shorter fix because you expect interest rates to fall involves uncertainty. If rates increase instead, you could face higher borrowing costs when your existing deal expires.

To demonstrate how changes in interest rates could affect your mortgage repayments, let’s look at an example of borrowing £250,000 over a 25-year mortgage term, comparing two fixed-rate options:

• 2-year fixed mortgage: 5% interest
• 5-year fixed mortgage: 5.3% interest

Initially, the 2-year fix would offer lower monthly repayments. However, what happens after those first two years could significantly affect your mortgage costs.

This illustrative example is based on a £250,000 repayment mortgage over 25 years, with new rates applied over the remaining 23 years in the two-year scenarios. Figures are rounded, exclude mortgage fees and are not forecasts of future interest rates.

As the example demonstrates, choosing a 2-year fixed mortgage could allow you to benefit from lower monthly repayments if interest rates fall. However, if rates rise instead, you could face higher repayments when arranging your next deal.

Comparatively, the 5-year fix provides greater repayment certainty throughout the five years. While the initial repayments in this example are slightly higher, they remain unchanged regardless of how market interest rates move during the fixed period.

It’s important to remember that these figures only demonstrate changes in monthly repayments, rather than the total cost of each mortgage. Product fees, remortgaging costs and the outstanding mortgage balance can all influence which option proves more cost-effective overall.

In practice, while a 2-year fix offers the flexibility to benefit from falling interest rates sooner, a 5-year fix provides longer-term certainty and protection against potential rate increases. The better choice depends on the rates available, your financial circumstances and how much uncertainty you’re comfortable with.

Is a 2-Year or 5-Year Fixed Mortgage Better for Buy-to-Let?

For landlords comparing fixed-rate buy-to-let mortgages, one of the most important considerations is how long you intend to keep the property and whether you’re planning to make changes to your investment.

For example, let’s consider two different scenarios:

How Could Your Fixed Period Affect Buy-to-Let Affordability?

A key consideration is that buy-to-let lenders commonly assess borrowing based on the property’s expected rental income, using an interest coverage ratio and an affordability stress rate.

Some lenders apply different affordability stress rates to 2-year and 5-year fixed products. For example, a lender may assess a 5-year fix using a lower stress rate, potentially allowing a landlord to borrow more against the same rental income.

What this means in practice is that, depending on the lender’s criteria, a 5-year fixed mortgage could support a higher loan amount than a 2-year deal, even where the property and rental income remain unchanged.

However, this isn’t guaranteed. The amount you can borrow will also depend on the lender, rental income, property type, borrowing structure and other eligibility requirements.

Speaking with a mortgage broker experienced in buy-to-let lending can help you understand how different lenders assess rental income, compare your borrowing options and determine whether a 2-year or 5-year fixed mortgage is more suitable for your investment plans.

Can a Mortgage Broker Help Me Choose Between Mortgage Terms?

As we’ve explored throughout this article, choosing between a 2-year or 5-year fixed mortgage doesn’t simply come down to finding the lowest interest rate. In reality, several factors can influence which fixed period is more suitable for your financial circumstances and future plans.

This is where an experienced mortgage adviser can provide valuable guidance.

At Boon Brokers, our dedicated mortgage advisers provide fee-free mortgage advice with access to over 90 lenders. When comparing 2-year and 5-year fixed mortgage products, we’ll help you consider:

• Overall mortgage costs: Comparing interest rates, monthly repayments, product fees and potential remortgaging expenses to understand the financial differences between available deals.
• Your future plans: Considering whether you’re likely to move home, change employment, increase your borrowing or make substantial overpayments during the fixed period.
• Mortgage flexibility: Reviewing early repayment charges, mortgage portability and overpayment allowances to identify restrictions that could affect your plans.
• Your borrowing position: Assessing affordability, lender eligibility requirements and whether changes to your loan-to-value ratio could influence the products available when your deal expires.

Whether you’re planning to remortgage sooner or prefer longer-term repayment certainty, our advisers will take the time to understand your circumstances and explain the mortgage options available, helping you make an informed decision about your next fixed-rate deal.

Contact Boon Brokers to speak with a mortgage adviser about your fixed-rate mortgage options.

This article is for general information and educational purposes only and does not constitute personalised mortgage or legal advice. Lender criteria and mortgage products can change, so please get in touch for guidance based on your individual circumstances.