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NBAGame PreviewsPhiladelphia 76ers at Boston Celtics
Philadelphia 76ersPhiladelphia 76ers
@
TD Garden
Boston CelticsBoston Celtics

Score Predictor

Pre-match Prediction
Philadelphia 76ers
102115
Boston Celtics
Philadelphia 76ers 13%Boston Celtics 88%
Market LinesSpread: Boston Celtics -6.5Total: O/U 216
Our Top PicksLive Odds
Top PickBoston Celtics -6.5 (-118) | MEDIUM conf
Boston Celtics -6.5 (-118) | MEDIUM confidence. Without Embiid, Philadelphia loses its rim anchor and primary scorer in one move. Boston's home advant...
PickUnder 216.5 (-111) | LOW confidence. Our
Under 216.5 (-111) | LOW confidence. Our model projects a 216.0 combined total, matching the market line exactly. There is no model edge here, and the...
PickBoston Celtics ML (-909) | LOW confidenc
Boston Celtics ML (-909) | LOW confidence. Boston is the correct directional call at 87.5% win probability. But the market prices them at -909, implyi...

Philadelphia 76ers vs Boston Celtics Game Preview

The Boston Celtics did not just win Game 1 of this series. They demolished Philadelphia 123-91 at TD Garden and set the tone for what this matchup is. Now, heading into Game 2, the picture is even clearer. Joel Embiid has been ruled out with an abdomen injury, removing the Philadelphia 76ers' best scorer (26.9 PPG, 60.5 true shooting percentage) and their only real rim anchor. Without him, Philadelphia becomes almost entirely dependent on Tyrese Maxey to generate offense against the league's fourth-ranked defense. In tonight's NBA action, that is a brutal structural mismatch.

Maxey is a genuine star, averaging 34.3 points over his last ten games as the primary option. But Boston is not giving him a clean runway. Beat writers have confirmed the Celtics will deploy Jaylen Brown and Derrick White as a coordinated two-man defensive pairing, designed specifically to exhaust Maxey, force him off the ball early, and limit his fourth-quarter production. When your entire offensive structure runs through one guard and the opponent has a two-man scheme built to stop him, you need secondary options. Philadelphia does not have enough of them right now. The 76ers shot 2-for-16 from three in Game 1, and without Embiid to draw attention in the paint, Boston can collapse its defense entirely on Maxey and dare his teammates to shoot.

Here is where the matchup gets more interesting than the surface numbers suggest. While most attention falls on Brown versus Maxey, Derrick White is quietly the most important two-way piece in this series. His on-court defensive rating of 108.0 is elite by any measure, and he averaged 16.3 points across three regular-season games against Philadelphia. His off-ball gravity forces Philadelphia's perimeter rotations to break down, creating open lanes for Brown and Tatum in ways that do not always jump off the box score. Neemias Queta adds another layer: he averaged 16.0 points in three games against the 76ers this season, punishing their undersized frontcourt every time he operates near the basket. Andre Drummond, Philadelphia's primary frontcourt option without Embiid, posted a -19 plus-minus in just 21 minutes during Game 1. That problem compounds in Game 2.

Boston is 4-0 at home in their last five games, and Joe Mazzulla's teams are 6-0 in a playoff series after winning Game 1. Philadelphia needs outstanding performances from Edgecombe and George to stay competitive, but Boston's defense showed in Game 1 exactly how capable it is of bottling up everyone not named Maxey. The structural talent gap, already real before tip-off, grew measurably the moment Embiid was ruled out.

Philadelphia 76ers vs Boston Celtics Key Insights

  • Embiid's absence strips Philadelphia of 26.9 PPG, their post presence, and their best rim protector. The 76ers are forced into a perimeter-heavy offensive style, which is exactly what Boston's elite defense is built to neutralize.
  • Boston will run Brown and White as a two-man defensive rotation on Maxey, designed to wear him down physically and force teammates to provide scoring they have not consistently delivered this series. Maxey's fourth-quarter availability becomes the central question of the game.
  • Neemias Queta averaged 16.0 points in three games against Philadelphia this season. Drummond's -19 plus-minus in Game 1 confirms the undersized frontcourt problem has no obvious fix. Queta will find high-percentage opportunities every time Drummond is on the floor.
  • Boston controls pace at 95.6, dead last in the league. Playoff rotations tighten that grind further. Fewer possessions mean fewer chances for Philadelphia to chip into a deficit, keeping the 76ers in the 100-105 scoring range while Boston operates deliberately in half-court sets.
  • Philadelphia shot 2-for-16 from three in Game 1. If that rate stays cold, Boston can commit its entire defensive structure to Maxey and leave the 76ers with no viable secondary attack. Any backdoor cover attempt becomes extremely difficult in that scenario.
  • Derrick White's 108.0 defensive rating is the most underrated number in this series. Casual analysis stops at Brown and Tatum. White's secondary passing and off-ball movement will break down Philadelphia's perimeter rotations in ways that do not always appear on the stat sheet but consistently show up in the final margin.

Philadelphia 76ers vs Boston Celtics Betting Picks

Picks made April 21, 2026 at 05:21 AM ET. Odds shown reflect current market prices.

Under 216.5 (-111) | LOW confidence. Our
Under 216.5 (-111) | LOW confidence. Our model projects a 216.0 combined total, matching the market line exactly. There is no model edge here, and the low confidence reflects that thin margin. Treat this as a situational lean rather than a strong play. Boston runs the slowest pace in the league, Embiid's absence removes Philadelphia's paint-scoring ceiling, and playoff rotations suppress scoring windows further. The 76ers should land in the 100-105 range, and Boston's deliberate half-court offense will not push the combined total above 216.5 in a grinding defensive game.
Boston Celtics ML (-909) | LOW confidenc
Boston Celtics ML (-909) | LOW confidence. Boston is the correct directional call at 87.5% win probability. But the market prices them at -909, implying 90.1%, which slightly overvalues Boston versus our model. You are giving up real money for minimal additional certainty. No betting value exists at this price. Noted for transparency only.
Tyrese Maxey Over 7.5 Assists (+205) | H
Tyrese Maxey Over 7.5 Assists (+205) | HIGH confidence. This is the best number on the board, and it is underpriced because most bettors read the defensive targeting of Maxey and instinctively bet his scoring props. What actually happens when a team loads up to stop a scorer is that the scorer becomes a distributor. Maxey's last-ten assists average is 8.2 APG and he averages 8.6 APG across five matchups against Boston. His playmaking volume (6.6 APG season average, 28.8% assist percentage, 13.4 drives per game) concentrates further in Boston's slow pace where half-court sets run through him repeatedly. The market is giving you +205 on a prop his own matchup history says he clears consistently. That is a genuine two-to-one edge backed by real data.
Jaylen Brown Over 25.5 Points (-118) | M
Jaylen Brown Over 25.5 Points (-118) | MEDIUM confidence. Brown averages 28.7 PPG this season with a 35.1% usage rate and 19.1 drives per game at 53.6% from the field. His last ten games: 29.4 PPG. In three regular-season games against Philadelphia he averaged 25.7 PPG. In a home playoff game where Boston is the heavy favorite and defensive attention is concentrated on stopping Maxey, Brown operates as the primary offensive initiator with full freedom to attack. The 25.5 line sits comfortably below his season and recent averages.
Jayson Tatum Over 9.5 Rebounds (-128) |
Jayson Tatum Over 9.5 Rebounds (-128) | MEDIUM confidence. Tatum averages 10.0 rebounds per game this season and grabbed 11 in his one playoff game against Philadelphia. Boston's slow pace creates extra half-court defensive possession opportunities, and his rebounding in grind-it-out games is exactly what playoff basketball produces. Philadelphia's offense without Embiid does not generate the second-chance creation that could threaten this prop. At -128, you are essentially betting Tatum matches his season average, which he has done consistently throughout this year.
VJ Edgecombe Over 14.5 Points (-123) | M
VJ Edgecombe Over 14.5 Points (-123) | MEDIUM confidence. Edgecombe is the most underrated offensive piece in this series. He averages 16.0 PPG and his last ten games sit at 17.8 PPG (up 1.8 from his season mark). Across five matchups against Boston he averaged 18.6 PPG on 41.5% shooting. His role expands naturally when Maxey draws maximum defensive attention. Both his recent form and his Boston-specific average clear 14.5 with room to spare. His 7.1 drives per game give him consistent paths to the basket even against Boston's perimeter defense.
Paul George Over 17.5 Points (-112) | ME
Paul George Over 17.5 Points (-112) | MEDIUM confidence. George's season average is 17.3 PPG, but his last ten games hit 19.0 PPG, a clear upward trend. He shoots 39.2% from three on solid volume, and his catch-and-shoot percentage from deep is 41.7%. As Philadelphia's third scoring option with Embiid unavailable, his usage is set to climb further. In his one available game against Boston this season he posted 17 points on 50% shooting. The 17.5 line barely edges his season average, and recent form says he is already past it.
Same-Game Parlay
Same-Game Parlay: Celtics -6.5 + Under 216.5 + Maxey Assists Over 7.5 + Tatum Rebounds Over 9.5 | Strong correlation. These four legs tell one coherent story. Boston covers in a defensive grind, which naturally suppresses total scoring and locks in the under. Fewer possessions and more missed shots mean more Tatum rebounding opportunities, feeding the boards prop directly. And Maxey, worn down as a scorer by the Brown and White pairing, pivots to playmaker, which is exactly what drives the assists prop. When the cover, the total, and the individual props all hinge on the same game flow, the legs reinforce each other rather than working against you. That correlation is what makes this SGP a stronger package than the individual pieces.
Analysis insight — no specific bet associated
First Basket
First Basket: Kelly Oubre Jr. (+800) | Strong value. Most bettors will default to Brown or Tatum here. Here is why that is the wrong move. Oubre Jr. has a 22.5% first basket rate across his starts, the highest of any player in this game with available first-basket data, and his first-shot percentage of 20.0% confirms he actively fires early in possessions. Tatum, by contrast, has zero first baskets in 17 starts this season. That eliminates the most obvious Boston option entirely. The market prices Oubre Jr. at +800 (11.1% implied) against his actual rate of more than double that. Philadelphia wins the tip 48.2% of the time, which gives him real first-possession opportunities. When the market undervalues a player by that margin, the number demands attention.
Analysis insight — no specific bet associated

Key Players

PointsPHI
Tyrese Maxey
28.3PPG
46.2 FG%, 89.2 FT%G
AssistsPHI
Tyrese Maxey
6.6APG
2.4 TOPG, 38.0 MPGG
ReboundsPHI
Andre Drummond
8.4RPG
5.3 DRPG, 3.2 ORPGC
PointsBOS
Jaylen Brown
28.7PPG
47.7 FG%, 79.5 FT%G
AssistsBOS
Derrick White
5.4APG
1.7 TOPG, 34.1 MPGG
ReboundsBOS
Neemias Queta
8.4RPG
5.3 DRPG, 3.0 ORPGC

Recent Form

Philadelphia 76ers
L113-102Houston Rockets
W105-94Indiana Pacers
W126-106Milwaukee Bucks
W109-97Orlando Magic
L123-91Boston Celtics
Boston Celtics
W113-102Charlotte Hornets
L112-106New York Knicks
W144-118New Orleans Pelicans
W113-108Orlando Magic
W123-91Philadelphia 76ers

Team Stats

PHIBOS
115.9
PPG
114.9
123
OPP PPG
91
46
FG%
47
35
3P%
37
43.6
RPG
46.4
24.6
APG
24.6
5.7
BPG
5
9.1
SPG
7.1

Philadelphia 76ers vs Boston Celtics Summary

Our model projects a 115.2 to 101.6 final, and the directional case for Boston is as strong as you will find in a playoff series. My personal lean pushes that margin a bit further: closer to 117-100, maybe wider if Philadelphia's three-point shooting stays as cold as it was in Game 1. The 76ers shot 2-for-16 from deep in the series opener. If that rate does not improve meaningfully, Boston can park its defense entirely on Maxey while daring the other four Philadelphia players to beat them from the perimeter. That is not a formula for a competitive game. Boston's half-court pace means the Celtics dictate tempo, keep possession counts low, and let a growing lead do the work in the fourth quarter.

The pick I keep returning to is Maxey's assists at +205. It is the best-priced prop on the board because it requires thinking about the game differently. Most people see Maxey being targeted defensively and assume the smart bet is his scoring going under. But the player who adapts to defensive targeting by becoming a distributor, not a scorer, is the player whose assists number climbs. His 8.2 APG over his last ten games and 8.6 APG across five Boston matchups say this number clears consistently against this specific team, and the market is giving you plus money on it. That is a clean edge. For bettors who want a bigger-picture correlated play, the SGP combining the Celtics spread, the under, Maxey's assists, and Tatum's rebounds builds a package where covering the spread almost locks the other three legs in the same direction.

The contrarian angle worth noting is the market stopping at Celtics -6.5 despite Embiid being unavailable. Sharp money may be pricing in a backdoor cover scenario if Boston builds a commanding lead and shifts to reserve players late. That is a real possibility. But Mazzulla does not have a history of coasting in playoff games, and his 6-0 record in a series after winning Game 1 suggests Boston finishes the job with full intent. Take the spread with confidence, treat the under as a lean with appropriate caution given the razor-thin model margin, and find your real edge in the player props and first basket markets. For more picks, check out our NBA picks today and first basket picks.

Head-to-Head History

Season SeriesSeries tied 2-2
DateMatchupResult
Oct 22, 2025PHI @ BOSPHIPHI 117-116
Oct 31, 2025BOS @ PHIBOSBOS 109-108
Nov 12, 2025BOS @ PHIPHIPHI 102-100
Mar 02, 2026PHI @ BOSBOSBOS 114-98

Compare odds for PHI @ BOS

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NBAGame PreviewsPhiladelphia 76ers at Boston Celtics