Cleveland Browns upset Cincinnati Bengals, 20–18

The Browns closed as 9.5-point underdogs and won outright. The betting market gave them a 21% chance.

It was the biggest of 4 NFL upsets in 2025 Week 18, and the 4th-biggest of the 2025 season. Cleveland Browns pulled off 2 other upsets in 2025.

Other NFL upsets in 2025 Week 18

1. Pittsburgh Steelers 26, Baltimore Ravens 24

   4.5-point underdog34% to winRecap
   Upset size4.5
2. Detroit Lions 19, Chicago Bears 16

   3.5-point underdog38% to winRecap
   Upset size3.5
3. Las Vegas Raiders 14, Kansas City Chiefs 12

   3.5-point underdog34% to winRecap
   Upset size3.5

Cleveland Browns’ other 2025 upsets

1. Cleveland Browns 13, Green Bay Packers 10

   Week 38.5-point underdog21% to winRecap
   Upset size8.5
2. Cleveland Browns 13, Pittsburgh Steelers 6

   Week 174.5-point underdog36% to winRecap
   Upset size4.5

More: Cleveland Browns upsets · Cincinnati Bengals upsets · all Week 18 upsets · how upset size works