MLB matchup analysis

Phillies vs Braves Prediction, Odds and Model Pick

Sunday, September 13, 2026 at Truist Park · 1:35 PM ET

Pass

LyDia decision: Pass on Phillies vs Braves

Lab Rating
5.2/10
Model lean
Braves 72.5%
Market probability
54.2%
Model edge
+18.3%
Best moneyline
-125
Sportsbooks checked
9
LyDia model
72.5%
Market
54.2%

The case for Atlanta Braves

Starting pitcher edge: 16 points
LyDia gives Grant Holmes a 16-point edge over Andrew Painter, driven mainly by ERA (3.46 vs 5.71) and HR/9 (1.24 vs 1.55).
Late-inning bullpen advantage
Philadelphia Phillies relievers have a 6.64 ERA over the last 7 days; Atlanta Braves relievers have a 3.13. Philadelphia Phillies also have 7 arms pitching on back-to-back days, against 4 for Atlanta Braves. If this is still close after six innings, that gap favors Atlanta Braves.

The case for Philadelphia Phillies

The case is thin
The model finds little going Philadelphia Phillies's way — it trails on the pitching plan, bullpen, and recent form. The main path to a Philadelphia Phillies win is variance.

Why it is not official

Setup quality below the bar
Lab Rating is 5.2/10, under the 7.2/10 required for an official pick.
Cold stretch at the plate
Atlanta Braves is -0.018 wOBA below its own season form.

Why the setup score is what it is

Conviction: 8.74/10
LyDia's win probability for Atlanta Braves (72.5%) is well clear of a coin flip -- this is a real, stated lean, not a guess.
Pitching plan: 21.33/40
Grant Holmes rates 66 on LyDia's pitcher score, judged on its own merits (50-80 is the credited range). That is a strong start on its own, and it earns most or all of the available credit here.
Offense: 21.77/50
Atlanta Braves's recent form does not clearly outpace Philadelphia Phillies's.

Why the price is what it is

Team strength: 60.5%
Before any pitcher or bullpen adjustment, LyDia's team-strength model alone makes Atlanta Braves 60.5% to win. Everything below moves the price from this starting point.
Pitcher score gap: 16 points
The pitcher-score gap favors Atlanta Braves by 16 points. This is the biggest single mover of the price -- a large gap moves it a lot, a small gap barely moves it.
Bullpen adjustment: +0.111
The bullpen-fatigue gap between the two pens nudges the price toward Atlanta Braves. This moves the price less than the starting pitchers do, since a starter covers more of the game than the bullpen.
Net effect: 60.5% -> 72.5%
Team strength alone had Atlanta Braves at 60.5%. After the pitcher and bullpen terms, the price is 72.5% -- the same number shown as Model Lean above.
The verdict LyDia passes. The combined Lab Rating did not clear the official threshold.
Read the full model output

The combined Lab Rating did not clear the official threshold.

Game information

MatchupPhiladelphia Phillies at Atlanta Braves
DateSunday, September 13, 2026
First pitch1:35 PM ET
VenueTruist Park
Starting pitchersAndrew Painter vs Grant Holmes
WeatherGame-time forecast: 82°F, 0% precipitation chance, 5 mph wind from NW.

Starting pitcher matchup

Full Pitcher Matchup Tool →
Andrew PainterPhillies · RHP
vs
Grant HolmesBraves · RHP
MetricPhilliesBraves
Pitching planTraditional starterTraditional starter
Expected innings55
ThrowsRR
LyDia pitcher score (higher is better)5066
ERA (lower is better)5.713.46
WHIP (lower is better)1.411.29
K/9 (higher is better)7.97.2
K-BB% (higher is better)12.0%9.1%
K% (higher is better)20.1%18.9%
BB% (lower is better)8.1%9.8%
BB/9 (lower is better)3.23.7
HR/9 (lower is better)1.51.2
Ground-ball rate43.1%47.1%
Fly-ball rate56.9%52.9%

Pitcher edge: LyDia gives Grant Holmes a 16-point edge over Andrew Painter, driven mainly by ERA (3.46 vs 5.71) and HR/9 (1.24 vs 1.55).

How to read this: the scorecards above name the starters; every number lives in this table.

Strikeout Projections Full strikeout projections →

Andrew Painter strikeouts
4.6 LyDia projected Ks
No strikeout line posted when this page was generated
Grant Holmes strikeouts
2.9 LyDia projected Ks
No strikeout line posted when this page was generated

Same data source as the Pitcher Matchup Tool, where every starter on the slate is compared side by side.

Phillies are 3-7 in their last 10 and averaging 3.8 runs per game over the last 15 days; Braves are 6-4 in their last 10 and averaging 4.1 runs per game over the last 15 days. On the season Braves carry the better run differential per game (+0.81 against +0.17).

MetricPhilliesBraves
Last 103-76-4
Last 10 by venue (away team on the road, home team at home)6-4 on the road7-3 at home
OPS, last 15 days0.6500.677
wOBA, last 15 days (hot/cold read)0.2890.298
Runs per game, last 15 days3.84.1
K% last 15 days (lower is better)20.4%21.2%

Last 15 days only. Hot and cold streaks for all 30 teams live on the Stats page.

30-day offense

Full offense tool →
Last 30 daysPhilliesBraves
OPS0.7130.657 (-0.063 vs szn)
Runs per game4.77 (+0.299 vs szn)3.50 (-1.124 vs szn)
wOBA (model offense input)0.3140.290 (-0.027 vs szn)
K% (lower is better)18.4% (-3.7% vs szn)22.6% (+1.0% vs szn)

Over the last 30 days the Phillies have been the better offense, 0.314 wOBA to 0.290.

Season profile

Full Stats page →
MetricPhilliesBraves
Record82-6788-61
Run differential / game (team quality)+0.17+0.81
Runs scored / game (offense, season)4.474.62
Runs allowed / game (defense, season, lower better)4.303.81
Season OPS0.7100.720
K% season (lower is better)22.1%21.6%
OPS vs opposing hand (season)0.7090.732

Season-long team quality, not recent form. Run differential and run environment come from the season standings; splits for all 30 teams live on the Stats page, including the run environment table.

Every team on today's slate, on any two axes you pick. Phillies and Braves are highlighted.

Phillies
Combined risk
9.0 High risk
Fatigue
7.9 Tired
Efficiency
2.8 Struggling
Braves
Combined risk
5.3 Normal
Fatigue
5.8 Normal
Efficiency
6.0 Effective

Risk is what the model actually uses: fatigue blended with how well the pen has pitched. High fatigue with high efficiency is a tired pen that is still getting outs.

MetricPhilliesBraves
Fatigue7.9/10, Tired5.8/10, Normal
Efficiency2.8/10, Struggling6.0/10, Effective
Combined risk9.0/10, High risk5.3/10, Normal
Relief innings, last 7 days20.323.0
Back-to-back arms74
7-day ERA6.643.13
7-day WHIP1.771.04

Fatigue measures workload. Efficiency measures recent run prevention. Combined risk is what the moneyline and totals systems use.

Run total projection

Full Totals Projections →
LyDia projection
8.5
Market total
9.5
Projected away runs
4.5
Projected home runs
3.1
Over price
+100
Under price
-115
Philadelphia Phillies team total
4.5 projected
Line Not available · O Not available / U Not available
Market line pending
Atlanta Braves team total
3.1 projected
Line Not available · O Not available / U Not available
Market line pending

The model projects 1.0 runs below the market total. A research lean still requires a setup rating of at least 7.0/10. Team totals remain research-only until their graded sample is established.

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