Pep Guardiola feels Arsenal have an advantage in the title race because they do not carry the same weight of expectation as his Manchester City side.Champions City trail the Gunners by eight points at the top of the Premier League prior to playing their game in hand against Chelsea at Stamford Bridge tonight.Yet despite the ground they still have to make up, City remain the favourites for the title.After taking the crown in four of the past five seasons, and with their undoubted financial strength, this is a tag Guardiola's side have long carried and he admits that brings pressures.The City manager said: "The advantage of Arsenal and Manchester United right now is nobody has to win the Premier League for 20 points ahead in November like Manchester City has to – and this is sometimes a big problem."People say, 'Ah, yes, you are…’ Yes, we are, but with Arsenal winning all their games and you are seven or eight points behind… it (Arsenal winning the title) can happen.""We have to be almost perfect, I would say, from here to the end of the season and hope they drop a little bit in their performance"City had to settle for a point against struggling Everton in their last outing but Arsenal’s draw against Newcastle on Tuesday has offered a chance for them to cut the deficit.Guardiola feels, however, his side have their work cut out to close the gap completely."The way they played against Newcastle again impressed me a lot," he said. "They dropped two points but they didn’t drop the quality (with which) they played."We have to be almost perfect, I would say, from here to the end of the season and hope they drop a little bit in their performance."But, at the same time, I see the way we played the last games, and the feeling is