Pompey have failed to score in three of their four Premier League visits to St Andrews.
The South Coast side won both of their meetings with City in 2007-08 by two goals.
Birmingham conceded only 20 goals in 23 home games in 2008-09.
Portsmouth have suffered 99 Premier League defeats.
Pompey failed to score in their last five away league matches of 2008-09.
Birmingham went eight consecutive matches unbeaten at home (winning three) to end their last top-flight campaign in 2007-08.
Portsmouth had the lowest shooting accuracy of any Premier League side on the opening day of the season, just 15 per cent
The South Coast side won both of their meetings with City in 2007-08 by two goals.
Birmingham conceded only 20 goals in 23 home games in 2008-09.
Portsmouth have suffered 99 Premier League defeats.
Pompey failed to score in their last five away league matches of 2008-09.
Birmingham went eight consecutive matches unbeaten at home (winning three) to end their last top-flight campaign in 2007-08.
Portsmouth had the lowest shooting accuracy of any Premier League side on the opening day of the season, just 15 per cent
