You can retire at 55 with £400k in the UK, as this might reasonably give you £12-16K income a year sticking to the recommended 3-4% a year safe withdrawal rate. However that still won't cover the £16,996 a year a single person needs to meet minimum income standards in the UK and is less than the £19,000K a couple will need for a basic retirement according to industry estimates (Which 2023). If you can live on £12K-£16K per year. Great. But if your income needs are greater you might struggle. For instance, if you plan to take 50K per year, your pension pot will be gone in around eight years. So you need to do your homework before you make a decision. Read the full article