Arlen Specter won with 50.5% of the vote (2,230,404 votes), ahead of Pete Flaherty with 48.0% (2,122,391 votes).
The margin between the first two candidates was 2.4 percentage points (108,013 votes). The party margin (Republican share minus Democratic share) was a Republican lead of 2.4 points.
Compared with the previous comparable race in the same area, the party margin moved 3.2 points toward Democrats.
4,418,042 votes were counted in this race, for 6 candidates or options.
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