UK residents need to save seven times their annual household income by aged 68 to maintain the lifestyle they had before retirement, compared with an average of 10 times in other parts of the world, according to research conducted by Fidelity International. 

Fidelity’s global retirement savings guidelines show that UK savers need to save less of their household income than those in the US, Germany, Canada, Hong Kong and Japan.

The guidelines, which are accessed via an interactive tool, aim to generate a global standard for keeping retirement savings on track and is designed to provide savers with answers to two o...