MLB matchup analysis

Padres vs Rays Prediction, Odds and Model Pick

Saturday, August 29, 2026 at Tropicana Field · 4:10 PM ET

Pass

LyDia decision: Pass on Padres vs Rays

Lab Rating
6.0/10
Model lean
Rays 71.9%
Market probability
54.8%
Model edge
+17.1%
Best moneyline
-126
Sportsbooks checked
9
LyDia model
71.9%
Market
54.8%

The case for Tampa Bay Rays

Starting pitcher edge: 18 points
LyDia gives Nick Martinez a 18-point edge over Walker Buehler, driven mainly by BB/9 (1.3 vs 3.4) and expected innings (5.9 vs 4.9).

The case for San Diego Padres

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

Why it is not official

Setup quality below the bar
Lab Rating is 6.0/10, under the 7.2/10 required for an official pick.
Cold stretch at the plate
Tampa Bay Rays is -0.024 wOBA below its own season form.

Why the setup score is what it is

Conviction: 8.46/10
LyDia's win probability for Tampa Bay Rays (71.9%) is well clear of a coin flip -- this is a real, stated lean, not a guess.
Pitching plan: 25/30
Nick Martinez rates 75 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.
Bullpen: 5.17/10
Tampa Bay Rays's bullpen carries a real edge over San Diego Padres's tonight.
Offense: 21.54/50
Tampa Bay Rays's recent form does not clearly outpace San Diego Padres's.

Why the price is what it is

Team strength: 54.1%
Before any pitcher or bullpen adjustment, LyDia's team-strength model alone makes Tampa Bay Rays 54.1% to win. Everything below moves the price from this starting point.
Pitcher score gap: 17 points
The pitcher-score gap favors Tampa Bay Rays by 17 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: +0.006
The bullpen-fatigue gap between the two pens nudges the price toward Tampa Bay Rays. This moves the price less than the starting pitchers do, since a starter covers more of the game than the bullpen.
Net effect: 54.1% -> 71.9%
Team strength alone had Tampa Bay Rays at 54.1%. After the pitcher and bullpen terms, the price is 71.9% -- 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.

Final result

Padres 6, Rays 7

How the analysis held up

Tampa Bay Rays won, the side LyDia's model favored.

LyDia's two internal reads disagreed pregame by 65.7 points — the team-strength model favored Tampa Bay Rays, the run-projection model favored San Diego Padres. The team-strength model had the winner here.

Nick Martinez (Tampa Bay Rays), the starter LyDia's pitcher score favored, actually outpitched Walker Buehler: 6.0 IP, 3 ER (4.50 ERA) against 5.0 IP, 3 ER (5.40 ERA). The edge held up.

The Tampa Bay Rays bullpen was not flagged pregame, but it had a night worth noting: 3 earned runs allowed over 3.0 relief innings (9.00 ERA) — quietly worse than the pregame read implied.

San Diego Padres scored 6, 2 more than the 4 pregame projection.

Tampa Bay Rays scored 7, 4.5 more than the 2.5 pregame projection.

Game information

MatchupSan Diego Padres at Tampa Bay Rays
DateSaturday, August 29, 2026
First pitch4:10 PM ET
VenueTropicana Field
Starting pitchersWalker Buehler vs Nick Martinez
WeatherGame-time forecast: 75°F, 75% precipitation chance, 4 mph wind from NE.

Starting pitcher matchup

Full Pitcher Matchup Tool →
Walker BuehlerPadres · RHP
vs
Nick MartinezRays · RHP
MetricPadresRays
Pitching planTraditional starterTraditional starter
Expected innings56
ThrowsRR
LyDia pitcher score (higher is better)5775
ERA (lower is better)4.662.99
WHIP (lower is better)1.361.10
K/9 (higher is better)7.65.3
K-BB% (higher is better)11.1%11.2%
K% (higher is better)19.9%14.7%
BB% (lower is better)8.8%3.6%
BB/9 (lower is better)3.41.3
HR/9 (lower is better)1.21.1
Ground-ball rate50.9%41.1%
Fly-ball rate49.1%58.9%

Pitcher edge: LyDia gives Nick Martinez a 18-point edge over Walker Buehler, driven mainly by BB/9 (1.3 vs 3.4) and expected innings (5.9 vs 4.9).

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

Strikeout Projections Full strikeout projections →

Walker Buehler strikeouts
2.6 LyDia projected Ks
Official pick: UNDER 3.5K · -0.9K difference
Market 3.5K · O +106 / U -122 · 3 books
Nick Martinez strikeouts
3.6 LyDia projected Ks
No K play · +0.1K difference is below LyDia's 0.7K threshold
Market 3.5K · O -110 / U -111 · 3 books

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

Both sides arrive in similar form. Padres are 5-5 in their last 10 and averaging 3.9 runs per game over the last 15 days; Rays are 5-5 in their last 10 and averaging 3.9 runs per game over the last 15 days. Season run differential separates them by almost nothing (+0.08 against +0.39).

MetricPadresRays
Last 105-55-5
Last 10 by venue (away team on the road, home team at home)4-6 on the road4-6 at home
OPS, last 15 days0.6990.674
wOBA, last 15 days (hot/cold read)0.3130.300
Runs per game, last 15 days3.93.9
K% last 15 days (lower is better)21.0%15.9%

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 daysPadresRays
OPS0.730 (+0.028 vs szn)0.739 (+0.006 vs szn)
Runs per game4.50 (+0.243 vs szn)4.75 (+0.224 vs szn)
wOBA (model offense input)0.324 (+0.013 vs szn)0.324
K% (lower is better)20.0% (-1.7% vs szn)15.9% (-2.6% vs szn)

Over the last 30 days the Padres have been the better offense, 0.324 wOBA to 0.324. They are running hot against their own season line (+0.013 wOBA).

Season profile

Full Stats page →
MetricPadresRays
Record72-6380-54
Run differential / game (team quality)+0.08+0.39
Runs scored / game (offense, season)4.264.53
Runs allowed / game (defense, season, lower better)4.184.13
Season OPS0.7020.732
K% season (lower is better)21.7%18.5%
OPS vs opposing hand (season)0.7080.753

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. Padres and Rays are highlighted.

Padres
Combined risk
4.9 Normal
Fatigue
5.8 Normal
Efficiency
6.9 Effective
Rays
Combined risk
4.7 Normal
Fatigue
5.6 Normal
Efficiency
6.8 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.

MetricPadresRays
Fatigue5.8/10, Normal5.6/10, Normal
Efficiency6.9/10, Effective6.8/10, Effective
Combined risk4.9/10, Normal4.7/10, Normal
Relief innings, last 7 days25.022.0
Back-to-back arms34
7-day ERA1.442.45
7-day WHIP1.160.77

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
8.2
Market total
7.5
Projected away runs
4.5
Projected home runs
3.2
Over price
+105
Under price
-118
San Diego Padres team total
4.5 projected
Line 3.5 · O -115 / U -102
Over research lean (+1.0)
Tampa Bay Rays team total
3.2 projected
Line 3.5 · O -135 / U +116
No team-total lean

The model and market are close. Team totals remain research-only until their graded sample is established.

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