Rishi Sunak faces a battle to beat Sir Keir Starmer as the candidate of change at the next general election, a poll revealed today.The Ipsos survey for the Evening Standard found 40 per cent of the public say they trust the Labour leader most to deliver the change Britain needs if he becomes the next prime minister. For Mr Sunak, who has sought to present himself as a changemaker, the figure is 26 per cent, with 22 per cent saying neither, and 11 per cent “don’t know”. The poll’s other key findings were: Labour maintains a 20-point lead in Westminster voting intention, on 44 per cent, with the Tories on 24 per cent, Liberal Democrats up a point from last month to 13 per cent and the Greens up one to nine. Mr Sunak’s personal satisfaction rating is up four points to 26 per cent, compared to last month, with dissatisfied down three to 63 per cent, giving a net score of minus 37.Sir Keir’s score is virtually unchanged, with 30 per cent satisfied, 53 per cent dissatisfied, a net result minus 23.35 per cent say he would make the most capable PM, compared with 31 per cent for Mr Sunak — almost identical to last month.Rachel Reeves leads Jeremy Hunt as who would make the most capable chancellor, by 41 per cent to 29 per cent. The Conservatives have closed the gap with Labour as best party on managing the economy. They are on 30 per cent, level-pegging with Labour on 29, which had a five point lead in June (29/24). This is the Tories’ best score since April last year.