Gilts at 4.8% Yield: A Guaranteed 2% Real Return With Zero CGT — Gold Pays You Nothing and Just Dropped 3.6% in a Week

The Challenger dismisses a 2% real return as trivial. Let us put that 2% in context. Over 20 years, £100,000 earning a 2% real return compounds to £148,595 in today's money — a 49% increase in purchasing power with zero risk of permanent capital loss, provided you hold to maturity or in a gilt fund that maintains duration.

Gold must rise 49% in real terms over the same period just to match that outcome. It might. It might not. It might rise 100%. It might fall 30%. The point is you do not know — and that, by definition, makes it a speculation, not a hedge. A hedge is supposed to reduce uncertainty, not introduce more of it.

The ONS data shows CPIH at 3.0% in April 2026. The Bank of England's own rate history shows Bank Rate at 3.75%, down from 5.25% in August 2023. The direction is clear: inflation is falling, rates are falling, and the real yield on gilts — locked in now at 4.82% — becomes more valuable as both decline. When the BoE cuts again, which markets expect before year-end, the 4.82% you locked in will look prescient.

Gilts enjoy a tax status that almost no other UK investment can match. Capital gains on all UK government bonds are entirely exempt from CGT — a concession not available to corporate bonds, equities, funds, or ETFs. Hold a gilt inside a stocks and shares ISA or a SIPP, and the interest is tax-free too. The 4.82% yield is yours in full.

Gold's tax treatment is messier. Physical gold is subject to CGT unless you hold only British legal tender coins — Sovereigns and Britannias. Gold ETFs, gold mining stocks, and allocated gold accounts are all fully taxable. Even with Sovereigns, you must track your cost basis, identify which coins you sold, and navigate the CGT rules correctly. Gilts require none of this.

For a higher-rate taxpayer holding assets outside a tax wrapper, the comparison is stark. A 4.82% gilt yield taxed at 40% leaves 2.89% after income tax. With CPI at 2.8%, that is a 0.09% real return — thin, but positive. Gold at £3,353 produces zero income this year, next year, and every year. If it rises 5% to £3,521, a higher-rate taxpayer selling non-CGT-exempt gold pays 24% CGT on the gain above the £3,000 annual exempt amount. The after-tax return can easily lag the gilt's guaranteed income.

For more on tax-efficient gold investing, see our guide to the CGT trick that beats bars and ETFs. But know that even with optimal tax positioning, gold generates no income — and income is what pays the bills.

For a complete guide to tax-efficient investing, see our ISA hub and investing fundamentals.

Between 14 May and 20 May 2026, gold fell from £112,227/kg to £107,788/kg — a 3.6% decline in five trading days, as reported by BullionVault's live pricing. Over the same period, CPI data for April was released and 10-year gilt yields moved by less than 10 basis points.

This is not an unusual week for gold. The precious metal has an annualised volatility of roughly 15-18% in sterling terms — comparable to the FTSE 100 and far higher than the 6-8% volatility of long-dated gilts. A hedge that is more volatile than the risk it is supposed to protect against is not a hedge. It is a second source of risk. You now have two things to worry about instead of one.

Gilts are not risk-free either. Long-dated gilt prices can fall sharply when yields rise — as they did in 2022, when 30-year gilt prices fell over 50% from their 2020 peak. But that capital risk is proportionate to duration, and you can control it by choosing shorter-dated bonds. A 5-year gilt has minimal price volatility and still yields above 4% today. Gold offers no such dial — you take the volatility the market gives you.

The Challenger's strongest argument is that gold has preserved purchasing power across centuries while fiat currencies have failed. This is historically true. It is also irrelevant to your investment horizon of 5, 10, or 20 years.

Between 1980 and 2000, gold in sterling terms lost money in nominal terms — falling from roughly £350/oz to £200/oz — while UK inflation averaged 4.2% annually. An investor who bought gold as an 'inflation hedge' in 1980 waited 25 years just to break even in real terms. The same investor in gilts collected coupon payments every six months and got their principal back at maturity.

Even in the supposedly triumphant era since 2000, gold's inflation-hedging has been erratic. Gold surged from 2001 to 2011 (roughly 7x in GBP), then fell 40% from 2011 to 2015 while inflation continued rising. It then rallied sharply through the pandemic and the 2022 inflation shock. The pattern is clear: gold protects you from inflation over centuries, but it can abandon you for decades at a time. Most investors do not have centuries.

For a disciplined approach to building a UK-oriented portfolio, see our guide to reading a balance sheet and understanding P/E ratios — tools that produce genuine income while you wait.

The most overlooked flaw in the gold-as-inflation-hedge thesis is the opportunity cost of holding an asset that generates no cash flow. A £100,000 allocation to 10-year gilts at 4.82% pays you £4,820 per year — every year — regardless of what inflation does next month. Over a decade, that is £48,200 of income (before tax) that you can spend, reinvest, or use to buy more inflation protection.

The same £100,000 in gold at £3,353/oz buys you approximately 30 ounces. After 10 years, you still have 30 ounces (minus storage costs). If gold has risen to £5,000/oz, your holding is worth £150,000 — a 50% nominal gain, or about 4.1% annualised. But you had to wait 10 years and endure whatever price swings occurred along the way to find out. The gilt holder collected £48,200 in cash along the same journey.

This is not an argument against holding any gold. A 5-10% allocation to gold can improve a portfolio's risk-adjusted returns, as our analysis of post-2022 diversification explains. It is an argument against treating gold as a substitute for the guaranteed income that gilts provide. They serve different purposes. For the inflation-hedging portion of your portfolio specifically, a guaranteed 2% real return from gilts beats a speculative zero-income metal every time.

This article is for informational purposes only and does not constitute financial advice. You should seek independent financial advice before making any investment decisions.

According to HMRC, the personal savings allowance gives basic-rate taxpayers £1,000 of tax-free interest — enough to shelter the first £20,747 of gilt interest at current yields. This further tilts the tax calculus in favour of gilts for most UK savers.