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Lifetime Mortgage vs Retirement Interest-Only Mortgages: Which is Right for You?

Jane Jackson | Later Life Lending Specialist

November 5, 2025

Couple consider their retirement mortgage options

If you’re a homeowner looking to access money in retirement, you’ve probably come across two main options: A Lifetime Mortgage (sometimes referred to as Equity Release) and Retirement Interest Only (RIO) mortgages. Both options allow you to borrow against your property, but they work very differently.

The question ‘Lifetime Mortgage vs retirement interest only mortgage – which should I choose?’ doesn’t have a simple answer. It depends entirely on your income, age, plans, and what you want to achieve.

As a specialist advisor who arranges both products, I help clients understand which option fits their circumstances. In this blog article, I’ll break down the key differences for each route and share some real-world examples to help you think about what might work for you.

What is a Lifetime Mortgage?

A Lifetime Mortgage, the most common type of Equity Release, allows homeowners aged 55 or over to borrow money secured against their property. The key feature is that you won’t need to make any monthly repayments.

How a Lifetime Mortgage works

  • You lend a percentage of your home’s value
  • Interest rolls up over time (compounds)
  • You repay the loan when you pass away or move into permanent care
  • The property is sold, and the proceeds pay off the loan
  • Any remaining equity goes to your beneficiaries
  • Should you wish to make payments at any stage, you can do so

A key benefit of a Lifetime Mortgage is that no monthly repayments are required, which can be helpful if your income is limited.

A key consideration, however, is that the amount you owe grows over time because you’re not paying off the interest.

What is a Retirement Interest Only Mortgage?

A Retirement Interest Only (RIO) mortgage is more like a traditional mortgage, but designed specifically for people in retirement.

How an RIO works

  • You borrow money secured against your property
  • You make monthly payments that cover the interest (but not the capital)
  • The loan amount stays the same – it doesn’t grow or reduce
  • You repay the capital when you pass away or move into care
  • The property is sold, and the proceeds pay off the loan
  • Any remaining equity goes to your beneficiaries

A key benefit of a Retirement Interest Only Mortgage is that the loan doesn’t grow, so you preserve more equity for inheritance.

A key consideration, however, is that the monthly interest payments must be made from your retirement income, so you need to know you can afford this.

The Main Differences Between a Lifetime Mortgage and RIO

Below are the key differences of a Lifetime Mortgage compared to a Retirement Interest Only Mortgage, side by side.

  Lifetime Mortgage RIO Mortgage
Monthly Repayments None required (though ALL products allow voluntary payments) Interest-only payments every month
Income Requirements

No income assessment needed

You must prove you can afford monthly payments from a pension, rental income, or other sources
Loan Growth

The debt grows over time as interest compounds

The debt stays the same (only paying interest)
Inheritance

Less equity is left for beneficiaries as the loan has grown

More equity is typically preserved for beneficiaries
Age Requirements

Usually 55+ (some lenders 60+)

Usually 55+, though some lenders prefer 60+
Property Value

Typically, a minimum of £70,000-£100,000

Varies by lender, often around £75,000+
Affordability Based on age and property value Based on income and property value

When Does a Lifetime Mortgage Make Sense?

A Lifetime Mortgage works particularly well if your monthly income is limited. If your pension doesn’t stretch far enough to cover mortgage payments, a Lifetime Mortgage removes that monthly commitment entirely.

Example 1: Sandra, 68

Sandra had been on an interest-only mortgage for 30 years, and it was coming to an end. Her pension is only £900 a month, and she couldn’t afford to keep paying the £380 mortgage. A Lifetime Mortgage paid off Sandra’s old mortgage, so she doesn’t have any monthly payments. This situation allows Sandra to actually enjoy her pension instead of worrying about money.

Example 2: David and Margaret, 73 and 71

David and Margaret have no children, and their nieces and nephews are financially well off. The couple wanted to enjoy their retirement by travelling, treating themselves, and making home improvements. They released £65,000 from their property with a Lifetime Mortgage. David and Margaret’s goals were to leave whatever’s left to charity and to enjoy living their best lives while they could.

Why Choose a Lifetime Mortgage?

  • You’re not concerned about inheritance
    If leaving a large inheritance isn’t your priority (perhaps you have no children, or you’re helping family now rather than later), a Lifetime Mortgage can make perfect sense.
  • You’re using the money for care
    If you need to fund care at home or supplement care home fees, a Lifetime Mortgage provides funds without the burden of monthly repayments when money might already be tight.

When does a RIO Mortgage Make Sense?

A Retirement Interest Only mortgage works particularly well if you have a reliable retirement income from a good pension, rental property, or other steady source, which makes monthly payments comfortable.

Example 1: James, 62

James has two rental properties that bring in £1,800 a month after costs, plus a pension of £1,200. He wanted to release some money to help his daughter with her house deposit, and he can comfortably afford the mortgage payments. With a RIO mortgage, James borrowed £60,000 and didn’t have to worry about the debt growing. His children will still inherit the full value of his house minus that £60,000, not a penny more.

Example 2: Patricia, 59

Patricia is only 59, so she has potentially 30 or 40 years ahead of her. A Lifetime Mortgage would mean decades of compound interest, so she took a RIO mortgage for £45,000 to do a significant extension. Patricia’s monthly payments are easily covered by her income. In 30 years’ time, she’ll still owe exactly £45,000, not three or four times that amount.

Why Choose an RIO Mortgage?

  • If preserving inheritance is important
    If leaving your children the maximum inheritance is a priority, a RIO mortgage is usually the better choice because the debt doesn’t compound.
  • You’re younger

    If you’re in your late 50s or early 60s, you might have 30+ years ahead of you. With a Lifetime Mortgage, compound interest over three decades can significantly reduce your estate. A RIO mortgage keeps the debt fixed.
  • You want lower interest rates
    RIO mortgages typically have lower interest rates than Lifetime Mortgage products, often 1-2% less. If you can afford the payments, you’ll pay less overall.

The Grey Areas When Either Could Work

Sometimes the decision between a Lifetime Mortgage vs a Retirement Interest Only mortgage isn’t clear-cut. The situations where either could be a suitable option might include you having some regular income, but not enough to feel comfortable about regular payments.

If your pension covers your living costs but the mortgage payment would be tight, you could choose a Lifetime Mortgage for peace of mind and to avoid monthly payment stress. An alternative would be to take an RIO mortgage and budget carefully, knowing you’re preserving more equity.

If you’re not sure how long you’ll be staying in your current home because you might downsize in 5-10 years, it’s worth noting that both products have early repayment charges. In this instance, a Lifetime Mortgage will ensure you have no monthly outgoings, but the debt will have grown over time. An RIO mortgage, however, will provide that the debt is the same as you borrowed, but you will need to make monthly payments throughout the term.

If you want funds to help your family now, then both products can release funds to help children or grandchildren. The question to ask is whether you can afford the monthly payments. If yes, RIO preserves more inheritance. If no, a Lifetime Mortgage still lets you help family when they need it most.

Can You Switch Between Them?

Yes, it’s possible to remortgage from one product to another, though you’ll face early repayment charges on your existing mortgage. It’s difficult to predict what this fee may be, and it will depend on the term left on the product. Always seek advice to ensure you fully understand the options and costs.

Important Questions to Ask Yourself

When deciding between a Lifetime Mortgage vs a Retirement Interest Only mortgage, consider:

Your Income

  • Can you comfortably afford monthly payments now?
  • Will your income stay reliable for the foreseeable future?
  • Do you have savings to cover payments if income drops?

Your Plans

  • How long do you plan to stay in your home?
  • Might you downsize in the next 5-10 years?
  • Are there health concerns that could affect your income?

Your Priorities

  • How important is preserving inheritance?
  • Would you prefer certainty (fixed debt) or flexibility (no payments)?
  • Are you helping family now, or leaving money for later?

Your Age

  • How many years might you have left in the property?
  • Does compound interest over decades concern you?

Other Options to Consider

There may be other options besides a Lifetime Mortgage or a Retirement Interest Only mortgage, so make sure you’ve considered all alternatives.

  • Downsizing
    Moving to a smaller property might release equity without borrowing. You’d have no debt and potentially lower running costs.
  • Standard Residential Mortgage

    If you’re young enough (usually under 70-75) and have sufficient income, a standard mortgage might offer better rates than an RIO.
  • Selling and Renting

    For some people, releasing all their equity and renting makes sense, especially if they want maximum cash now and aren’t concerned about property ownership. However, in today’s rental market, that can prove to be a costly option!
  • Family Loan
    Could family help instead? Some families prefer informal arrangements to keep the money in the family.

Getting Expert Advice

As a qualified later life lending specialist and member of the Equity Release Council, I help clients compare both options side by side. In your free initial consultation, we’ll review your income, outgoings, and financial goals and calculate how much you could borrow with each option.

You’ll see an illustration of what your potential monthly payments would be (RIO) vs how the debt grows (Lifetime Mortgage). We can also discuss your plans for inheritance and family and explore any other alternatives you haven’t considered.

Whether a Lifetime Mortgage, a RIO mortgage, or something else entirely is right for you, the important thing is understanding all your options before making this important financial decision.

If you’d like to discuss your situation and get a clear comparison tailored to your circumstances, please book a free consultation. I’m here to help you make the right choice for your retirement.

Frequently Asked Questions

How do I know if a Lifetime Mortgage is right for me?2025-11-19T15:24:22+00:00

A Lifetime Mortgage may suit you if you’re 55 or over, own your home, plan to stay long-term, and need to access property wealth without monthly repayments. Consider whether you’ve explored alternatives like downsizing or Retirement Interest Only mortgages, understand how compound interest works over time, and have discussed the impact on inheritance with your family. The most suitable way to determine suitability is through a consultation with a qualified advisor who can assess your specific circumstances, explain costs, and ensure you understand all implications before proceeding.

Can I use a Lifetime Mortgage to give different amounts to different children?2025-11-05T17:07:17+00:00

Yes, absolutely. You’re free to give whatever amounts you choose to whomever you wish. It’s your money and your decision. Some parents provide equally to all children, while others offer different amounts based on individual needs. For example, you might help one child with a house deposit now, while planning to help another later when they’re ready to buy. The important thing is open communication with all your children about your decisions to prevent misunderstandings or resentment. Many families find that transparency and clear explanations help everyone understand the reasoning behind different amounts.

Ready to Explore Your Options?

If you’d like to discuss your options in a friendly, no-obligation consultation, I’d be happy to help. I can visit you at home in Staffordshire and the surrounding area, or arrange a video call if you’re further afield.

Call me on 07990 836455 or get in touch here to book your free consultation.

Important Information

A Lifetime Mortgage is not suitable for everyone, and it is important to seek financial advice before taking any action. All other options available should be explored before choosing Lifetime Mortgage.

Interest is charged on both the original loan and the interest that has been added, the amount you owe will increase over time, reducing the equity left in your home potentially to nothing. Please discuss with your family and beneficiaries.

Think carefully before securing other debts against your home. Your home may be repossessed if you do not keep up repayments on your mortgage.

Jane Jackson Financial Solutions is a trading name of Just Mortgages Direct Limited, an appointed representative of The Openwork Partnership – one of the UK’s largest Financial Advice networks with over 4,500 advisers nationwide.

Published On: November 5th, 2025 / Categories: Later Life Lending /