Prize-linked savings comparator

Premium Bonds and prize-linked savings vs tickets — product table plus expected prize income on a holding.

ProductCountryReturn / fundMax prizeOdds / notesvs savings
UK Premium Bonds (NS&I)United KingdomPrize fund rate set monthly by NS&I (often ~3–4% AER equivalent)£1,000,000 per bond drawOdds scale with holdings; published monthlyStake never lost; median return below mean because big prizes skew the average
Prize-linked savings (US credit unions)United StatesInterest + prize pool funded from a slice of yieldVaries by program (often $10k–$100k+)Program-specific; usually better than a scratch card EV, worse than the interest aloneKeep principal; prizes are taxable as gambling winnings in the US
Prize Bonds / PLS-style products (EU / AU variants)VariousVaries — check the current prize fund / interest splitProduct-specificPublished in product termsUseful as a 'can't lose the stake' alternative to tickets — not a wealth engine

Expected prize income on a holding (mean, not median):

Expected prizes per year: 360 — an effective interest rate equal to the prize fund rate on average, but paid as a lottery: most months nothing, sometimes more. Your stake is never lost.

Check the current prize fund rate on the provider's site. Full guides: the lottery you can't lose and UK Premium Bonds by the numbers.