Supporters of either party are clearly convinced about the messages targeting their rival, but Liberals and Greens side with the NDP on Harper.
Issue: Stephen HarperRSS
While several budget initiatives are welcomed by Canadians, the decision to raise the eligibility age for Old Age Security remains contentious.
Brian Mulroney and Stephen Harper are deemed the worst heads of government by one-in-five Canadians.
While 45 per cent of Canadians think the NDP should replace Turmel as interim leader, only 29 per cent of NDP voters concur.
Animosity towards the upper house is highest in Quebec, where 43 per cent of respondents think Canada does not need a Senate.
While Stephen Harper and Jack Layton improved their standing since December, more than half of respondents disapprove of Liberal leader.
Conservative voters believe Canada now plays a more constructive role on the world stage, but most opposition supporters disagree.
Electoral race tightens dramatically in Ontario, with Tories and Grits separated by just two points.
Two thirds of respondents think it is likely that they will go to the polls in the New Year.
While large majorities of Tory and NDP supporters are content with Stephen Harper and Jack Layton, only 38 per cent of Liberal voters in 2008 would keep Michael Ignatieff at the helm.