Celtics vs. Heat Dunkel NBA Picks, Predictions and Odds - Dec. 19

The Miami Heat (15-12) go up against the Boston Celtics (15-11) on December 19, 2025 at TD Garden.

Friday's matchup between the Celtics and the Heat features the Celtics as strong 6.5-point favorites. A 231.5-point total has been set for the game.

Celtics vs. Heat Odds and Game Time

• Game day: Friday, December 19, 2025
• Game time: 7 p.m. ET
• Location: Boston, Massachusetts
• Arena: TD Garden
• Total: 231.5 points
• Spread: Celtics -6.5
• Moneyline: Celtics (-270), Heat (+220)

How to watch Celtics vs. Heat

• TV Channel: FanDuel Sports Network Sun
• Live Stream: Fubo

Betting the Over/Under: Celtics vs. Heat

• The Celtics and their opponents have scored more than 231.5 points in 11 of 26 games this season.
• The Heat have played 16 games this season that ended with a combined score over 231.5 points.
• These two teams score 236.4 points per game combined, 4.9 more than this game's over/under.
• These two teams together give up 227.7 points per game, 3.8 fewer than this matchup's over/under.

Betting the Spread: Celtics vs. Heat

• Boston has covered 14 times in 26 games with a spread this season.
• The Celtics are 5-3 ATS this season when playing as at least 6.5-point favorites.
• The Heat have put together a 15-11-1 record against the spread this season.
• Miami has been an underdog by 6.5 points or more five times this season, and covered the spread in three of those games.
• At home this season, the Celtics are 7-6 against the spread and 8-5 overall.
• As a 6.5-point favorite or greater at home, Boston is 3-2 ATS.
• The Heat are 5-8 overall, and 7-5-1 against the spread, on the road.
• On the road, Miami is unbeaten ATS (1-0) as 6.5-point underdogs or more.

Betting the Moneyline: Celtics vs. Heat

• The Celtics are 10-6 in games they were listed as the moneyline favorite (winning 62.5% of those games).
• This season, the Heat have won seven out of the 14 games, or 50%, in which they've been the underdog.
• Boston has a record of 5-3 when playing as a moneyline favorite with odds of -270 or shorter (winning 62.5%).
• Miami has a record of 2-2 when it is set as the underdog by +220 or more by sportsbooks this season.
• Based on this matchup's moneyline, the Celtics' implied win probability is 73.0%.

Dunkel Index Prediction for Celtics vs. Heat

• Pick ATS: Heat (+ 6.5)
• Pick OU: Under (231.5)
  
• Prediction: Celtics 114 - Heat 111
• Check out the rest of our Dunkel Index NBA Picks!