But the month of December hasn't been kind to the Dolphins in recent years, and they face some big tests this month, starting with Sunday's game at Buffalo.
Here's a glance at the Dolphins-Bills matchup.
WHO: Miami Dolphins (7-4) vs. Buffalo Bills (5-6)
WHEN: Sunday, 1 p.m. ET
WHERE: Ralph Wilson Stadium, Orchard Park, N.Y.
TV: CBS (Greg Gumbel, play-by-play; Phil Simms, analysis; Armen Keteyian, sidelines)
LINE: Dolphins by 2
NFL RANKINGS: Dolphins — 16th in the NFL in total offense, 6th in rushing offense, 22nd in passing offense, 3rd in total defense, 2nd in rushing defense, 6th in passing defense
Bills — 9th in total offense, 25th in rushing offense, 3rd in passing offense, 22nd in total defense, 26th in rushing defense, 17th in passing defense
COACHES: Dolphins, Dave Wannstedt (3rd year with team); Bills, Gregg Williams (2nd year with team)
SERIES RECORD: Dolphins lead 47-29-1 (Buffalo is 3-1 in playoffs)
LAST FIVE MEETINGS: 2002 at Miami, Bills 23, Dolphins 10
2002 at Miami, Dolphins 34, Bills 7
2001 at Buffalo, Dolphins 34, Bills 27
2000 at Buffalo, Dolphins 33, Bills 6
2000 at Miami, Dolphins 22, Bills 13
INJURIES: Dolphins — WR Cris Carter (kidney), QB Jay Fiedler (thumb) and S Brock Marion (back) are questionable; DE David Bowens (knee), T Mark Dixon (ankle) and WR James McKnight (back) are probable.
Bills — CB Antoine Winfield (leg) is probable.