Mark Kelly won with 51.4% of the vote (1,322,027 votes), ahead of Blake Masters with 46.5% (1,196,308 votes).
The margin between the first two candidates was 4.9 percentage points (125,719 votes). The party margin (Republican share minus Democratic share) was a Democratic lead of 4.9 points.
Compared with the previous comparable race in the same area, the party margin moved 2.5 points toward Democrats.
2,572,294 votes were counted in this race, for 4 candidates or options.
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