NBA Prop Bets: Boston Celtics vs Philadelphia 76ers (April 21, 2026)

The Philadelphia 76ers (46-38) face the Boston Celtics (57-26) at TD Garden. Let's take a look at the NBA Prop Bets for Tuesday's matchup. The Celtics are favored to win at -850, currently marked as 14.5-point favorites, while the 76ers are at +575. The total points line is set at 216.5, with OVER at -110 and UNDER at -110, meaning the implied expected score for the game is 116-101 Boston.

The Celtics (-110) have a 50-33-0 ATS record this season including playoffs, while the 76ers (-110) hold a record of 44-39-1.
The Celtics have a 30-53-0 O/U record this season including playoffs (meaning 30 games have gone over the total points line and 53 have gone under). The 76ers have a 39-44-1 O/U record.

Scoring Insights

The Celtics are averaging 114.9 points per game this season (19th in the league). Comparatively, the 76ers are averaging 115.9 (14th).
Defensively, the Celtics are giving up only 107.2 points per game this season (1st in the league), while the 76ers are giving up an average of 116.1 points (19th).

Game Style

What do the stats tell us about the style of basketball these teams are playing this season?

Pace

The Celtics currently rank 30th for pace this season, recording 94.8 possessions per game. Alternatively, the 76ers sit 15th on that scale with 99.4 possessions per contest.

Field Goal Split

Looking at field goal splits, 46.7% of the Celtics' field goal attempts come from three point range (4th in the league), leaving 53.3% from two. Meanwhile, the 76ers' opponents are taking 42.3% of their attempts from three (19th) and 57.7% from two.
Comparatively, Philadelphia takes 39.1% of shots from three (21st), leaving 60.9% from two, while Boston's opponents are attempting 45.1% from three (T26th) and 54.9% from two.

Beyond the Arc

In terms of made three-pointers, the Celtics are shooting 36.7% from deep in 2025/26 (8th in the NBA), compared to the 76ers who are making 34.9% of their attempts (23rd).
On the opposite end, Boston is holding opponents to 35.8% of their three-point attempts (16th), while Philadelphia's opponents are hitting 35.3% of their shots (10th).

Ball Protection

The Celtics are committing 12.4 turnovers per game this season, ranking 1st in the league, while the 76ers are forcing 15.4 turnovers (9th).
Flipping that script, Boston is forcing only 12.4 turnovers (29th), while Philadelphia is committing just 13.6 (5th).

Crashing the Boards

Boston is pulling down 46.4 rebounds per game this season (3rd in the league), including 12.5 offensive boards (7th). Conversely, Philadelphia's opponents are averaging 45.3 rebounds (22nd), 12.1 of which have come on the offensive end (27th).
Meanwhile, the 76ers are averaging 43.6 rebounds (17th) and 11.8 offensive rebounds (11th), while the Celtics are allowing 41.2 and 10.9, ranking 6th and 6th.

First Quarter Winner

Boston is -258 to win the first quarter, while Philadelphia is +210. Here are their first quarter records in 2025/26.

	Total	Home	Road	Favorite	Underdog
Boston	51-27-5	23-17-2	28-10-3	35-19-4	16-8-1	7-2-1
Philadelphia	41-36-7	21-15-6	20-21-1	29-13-3	12-23-4	5-5-0

First Half Winner

Boston is -455 to win the first half and Philadelphia is +350. Here are their first half records in 2025/26.

	Total	Home	Road	Favorite	Underdog
Boston	54-24-5	26-14-2	28-10-3	42-14-2	12-10-3	6-3-1
Philadelphia	46-36-2	24-17-1	22-19-1	30-13-2	16-23-0	4-6-0

HT/FT

Boston is -500 to complete the HT/FT double. Conversely, Philadelphia is +900.

The Celtics have completed the HT/FT double in 53.0% of games this season, while the 76ers have completed the HT/FT double in 39.3% of games.

To Go To Overtime

Tuesday's matchup is +3000 to go to overtime.

The Celtics have played in one game that went to overtime this season, while the 76ers have appeared in seven.

Both Teams 110+

Both teams have scored 110+ points in 26 of Boston's 82 games this season. Meanwhile, 37 of Philadelphia's 82 games have seen both squads reach that number.

Last Time They Met

The Celtics recorded a lopsided 123-91 victory against the 76ers at TD Garden on Sunday. The Celtics now hold a 1-0 series lead. Jayson Tatum came up big on that day, scoring 25 points and adding 11 rebounds.