People will have to build up at least 10 years of National Insurance payments or equivalent credits to be eligible for the single-tier state pension.
The UK pension system's score in the annual Melbourne Mercer Global Pension Index has improved but dropped two places in ranking to ninth as other countries overtook it.
HM Treasury is warning that a two year delay in raising the pension age in Scotland could cost the country £1.4bn.
Rachel Dalton looks at who must do the most saving
The TUC figures showed that, thanks to differences in life expectancy across the country, the difference in the amount of state pension individuals receive can be as much as £67,000.
The Department for Work and Pensions (DWP) says its collection of pension reforms will be enough to provide an adequate retirement for majority of those currently at working age.
Trustees who continue to pay bridging pensions beyond age 65 to reflect the rise in state pension age (SPA) could be in breach of trust, according to PTL managing director Richard Butcher.
Nearly one third (32%) of public sector workers are considering returning to work post retirement due to financial concerns according to research from Teachers Assurance.
Increases in the state pension age (SPA) will widen the retirement income "postcode divide", according to the TUC.
Most of the 20 million workers paying into the State Second Pension (S2P) will be worse off under the single tier pension, says the Trades Union Congress (TUC).