The £300 pension savings 'rule of thumb' for 'guaranteed monthly income'

Nearly a third of UK retirees have said their standard of living is worse now than before they retired, new research has revealed, highlighting the financial challenges many face once regular earnings stop. A report from retirement specialists Standard Life found that 31% of retirees felt their quality of life had declined since leaving work, compared with just 20% who said it had improved.

Rising living costs and longer-than-expected retirement periods are noted as key pressures. Many retirees also underestimated how much money they would need in later life. Around 17% admitted they didn't save enough, while 16% were surprised at how long retirement would last. Looking back, three in 10 wish they had saved more regularly, while others regretted not understanding sooner how to turn their pension savings into a sustainable income. Mike Ambery, retirement savings director at Standard Life, said: "Retirement isn't simply about building savings, but about managing how those savings are used over time. Knowing how to turn a pension pot into a sustainable income, while balancing flexibility and long-term security, can feel complicated."

One key takeaway from Standard Life's guidance is a simple rule of thumb to help retirees plan. Known as the 'Rule of 300', it suggests that for every £1 of guaranteed monthly income, you should have around £300 in pension savings.

For example, someone aiming for £500 a month of guaranteed income would need roughly £150,000 in savings. This approach helps people translate day-to-day spending goals into long-term financial planning, providing a clearer picture of what is realistically needed to maintain a comfortable standard of living in retirement.

Another of Standard Life's top tips is to make sure you fully understand the pensions you already have before making retirement plans.

Some people may have defined benefit pensions that provide a guaranteed income, while others could have several defined contribution pension pots built up over different jobs.

Experts say taking stock of where savings are held and how each pension works can make it easier to plan for one's retirement income.

The report also stresses the importance of thinking carefully about how retirement income is taken. Many retirees now have far more flexibility in accessing pension savings than previous generations, but experts warn this can create risks if money is withdrawn too quickly.

The company also urged retirees to regularly review their finances rather than seeing retirement planning as a one-off decision. Checking spending, adjusting withdrawals and responding to changes in inflation or personal circumstances can help pension savings last longer and reduce financial stress later in retirement.

Mr Ambery added: "Even relatively small contributions made regularly over time can make a meaningful difference later on, particularly when combined with tax relief, employer contributions, and the potential benefits of long-term investment growth."

The research comes as the Pensions Commission warned that around 15 million people are currently not saving adequately for retirement, raising concerns that future retirees could face even greater financial pressure.