New York Giants beat Tampa Bay Buccaneers, 17–13

The Giants closed as 5.5-point underdogs and won outright.

It was the 4th-biggest of 4 NFL upsets in 1999 Week 1, and the 27th-biggest of the 1999 season. New York Giants pulled off 1 other upset in 1999.

Other NFL upsets in 1999 Week 1

1. Detroit Lions 28, Seattle Seahawks 20

   9.5-point underdogRecap
   Upset size9.5
2. New England Patriots 30, New York Jets 28

   7-point underdogRecap
   Upset size7
3. Miami Dolphins 38, Denver Broncos 21

   6-point underdogRecap
   Upset size6

New York Giants’ other 1999 upsets

1. New York Giants 19, Buffalo Bills 17

   Week 148-point underdogRecap
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More: New York Giants upsets · Tampa Bay Buccaneers upsets · all Week 1 upsets · how upset size works