Boston Celtics vs. Cleveland Cavaliers NBA Betting Preview, Lines, Odds, Insights & Trends for May 12, 2021

The Cleveland Cavaliers (21-48) will try to end an 11-game losing streak when they host the Boston Celtics (35-34) at 8:00 PM ET on Wednesday, May 12, 2021 as 10.5-point underdogs. The Celtics have lost three games in a row. The matchup has a point total of 219.5.

BetMGM NBA Betting Odds

Celtics vs Cavaliers Betting Information
Favorite Spread Favorite Spread Odds Underdog Spread Odds Total Over Total Odds Under Total Odds
Celtics -10.5 -110 -110 219.5 -110 -110

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Point Total Insights

  • Boston’s games this season have gone over the point total for Wednesday’s matchup total (219.5 points) in 66.7% of opportunities (46 out of 69 matchups).
  • 34 Cleveland games this year (49.3% of its matchups) finished with a final point total greater than Wednesday’s point total of 219.5 points.
  • The over/under for the contest of 219.5 is 2.7 points more than the combined points per game averages for the Celtics (113 points per game) and the Cavaliers (103.8 points per game).
  • This matchup’s total is 4.4 fewer points than the 223.9 these two teams combine to give up per game in 2020-21.
  • This season, the average total for Celtics games is 224.6 points, 5.1 more than the over/under of 219.5 points for this contest.
  • Cavaliers’ games have an over/under of 216 points this season, 3.5 points fewer than the total points bet for this matchup.

Celtics Betting Data

  • Boston has failed to beat the spread more often than not this year, going 32-34.
  • The Celtics’ record against the spread as at least a 10.5-point favorite is above .500 at 4-2.
  • Boston and its opponents have hit the over in 56.1% of games (37 out of 66 matchups).

Celtics Key Players

  • Jayson Tatum leads the Celtics scoring 26.4 points per game.
  • Marcus Smart leads Boston with 5.7 assists per game and Tristan Thompson paces the team with 8.2 rebounds per contest.
  • Kemba Walker knocks down 3.0 threes per game to lead the Celtics.
  • Boston’s steals leader is Smart, who averages 1.5 per game. Robert Williams III leads the team averaging 1.8 blocks a contest.

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Celtics Last 10 Games

Celtics Last Five Games
Date Opponent Result Favored Played As Spread Total Celtics Moneyline Opponent Moneyline Game Type Covered Over/Under
5/11/2021 Heat 129-121 MIA Yes Home -7.5 256.5 Regular Season No Under
5/9/2021 Heat 130-124 MIA No Home +8.5 240.5 1350 -5000 Regular Season Yes Over
5/7/2021 Bulls 121-99 CHI No Away +13.5 222.5 1500 -5000 Regular Season No Under
5/5/2021 Magic 132-96 BOS Yes Away -25.5 217.5 -10000 2200 Regular Season Yes Over
5/2/2021 Trail Blazers 129-119 POR No Home +3.5 252.5 Regular Season No Under
Celtics Last 10 Games
Overall Record ATS Record O/U/P AVG Total AVG Pts Scored AVG Pts Allowed AVG Reb. Margin 3Pt %
3-7 5-5 6-4-0 239 118.1 120.9 +1.2 43.4%

Celtics Injuries


Jaylen Brown: Out For Season (Wrist),

Robert Williams III: Out (Foot)

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Cavaliers Betting Data

  • Cleveland has failed to cover the spread in more than half of its games, going 25-39 ATS.
  • When they are at least 10.5-point underdogs, the Cavaliers have not fared well, going 0-1 against the spread.
  • Cleveland has combined with its opponents to hit the over in 42.2% of matchups this year (27 out of 64 chances).

Cavaliers Key Players

  • Collin Sexton is the top scorer for the Cavaliers with 24.4 points per game. He also adds 3.2 rebounds and 4.3 assists per game to his scoring output.
  • The Cleveland leaders in rebounding and assists are Jarrett Allen with 9.9 rebounds per game (he also adds 12.9 points and 1.7 assists per game) and Darius Garland with 6.2 assists per game (he also tacks on 17.7 points and 2.4 rebounds per game).
  • Kevin Love is consistent from three-point range and leads the Cavaliers with 2.1 made threes per game.
  • Larry Nance Jr. (1.7 steals per game) is the steal leader for Cleveland while Allen (1.5 blocks per game) is the block leader.

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Cavaliers Last 10 Games

Date Opponent Result Favored Played As Spread Total Cavaliers Moneyline Opponent Moneyline Game Type Covered Over/Under
5/10/2021 Pacers 111-102 IND No Home +4.5 213.5 240 -300 Regular Season No Under
5/9/2021 Mavericks 124-97 DAL No Home +14.5 223.5 850 -1600 Regular Season No Under
5/7/2021 Mavericks 110-90 DAL No Away +20.5 200.5 2500 -10000 Regular Season Yes Under
5/5/2021 Trail Blazers 141-105 POR No Home +23.5 239.5 3300 -10000 Regular Season No Over
5/4/2021 Suns 134-118 PHO No Home +6.5 226.5 300 -400 Regular Season No Over
Cavaliers Last 10 Games
Overall Record ATS Record O/U/P AVG Total AVG Pts Scored AVG Pts Allowed AVG Reb. Margin 3Pt %
0-10 2-8 4-6-0 222.8 102.2 120.6 -2.5 39.3%

Cavaliers Injuries


Darius Garland: Out (Ankle),

Cedi Osman: Day To Day (Ankle),

Lamar Stevens: Out (Concussion),

Isaiah Hartenstein: Out (Head),

Dylan Windler: Out For Season (Knee),

Matthew Dellavedova: Out For Season (Neck),

Larry Nance Jr.: Out (Thumb),

Taurean Prince: Out For Season (Ankle)