This is how all four leadership polls stack up.
First round
YouGov (20-25 Feb) YouGov (13-15 Jan) Survation (8-13 Jan) YouGov (21-31 Dec)
Sample: 1,323 Sample: 1,005 Sample: 3,835 Sample: 1,059
Long-Bailey 31% Long-Bailey 32% Starmer 37% Long-Bailey 23%
Nandy 16% Phillips 11% Phillips 9% Phillips 12%
Nandy 7% Nandy 7% Thornberry 7%
Thornberry 3% Thornberry 1% Nandy 6%
Final round run-off
Note: There would not be a run-off if Starmer received more than 50% in the first round, but as 53% is within the margin of error YouGov has included second preference findings
Note: There would not be a run-off if Starmer received more than 50% in the first round, but as 53% is within the margin of error YouGov has included second preference findings
Starmer 66% Starmer 63% Long-Bailey 51% Starmer 61%
Long-Bailey 34% Long-Bailey 37% Starmer 49% Long-Bailey 39%