Miami Marlins vs Houston Astros Prediction
Expert prediction, odds analysis, and best bet for Miami Marlins vs Houston Astros on July 22, 2026.
Win Probability
Best Bet
Current Odds
API-Sports| Team | Moneyline | Run Line | Total | Impl. Prob. |
|---|---|---|---|---|
Miami MarlinsAway | +105 | -200 | -120 | 49% |
Houston AstrosHome | -125 | +160 | -102 | 56% |
Additional Full-Game Markets
First 5 Innings (F5)
Statistical Analysis
- 1
Houston Astros season record: 49–54 (48% win rate).
- 2
Miami Marlins season record: 52–50 (51% win rate).
- 3
Limited game history — projection uses standings data only. Confidence reduced.
- 4
Moneyline edge vs market: -5.0%.
How This Prediction Was Made
Show model inputs ▼
Team Data Inputs
| Metric | Marlins | Astros |
|---|---|---|
| Season Win% | 51.0% | 47.6% |
| Games Played | 102 | 103 |
| Season RF/G | 4.32 | 4.25 |
| Season RA/G | 4.28 | 4.35 |
| Run Diff/G | 0.04 | -0.10 |
| Last-5 RF/G | 4.30 | 4.30 |
| Last-5 RA/G | 4.30 | 4.30 |
| Venue RF/G | 4.32 | 4.25 |
| Venue RA/G | 4.28 | 4.35 |
| Venue Win% | 51.0% | 47.6% |
| Form (last-5) | 3/5 W | 3/5 W |
| Rest Days | 1 | 1 |
| Games (Last 7d) | 0 | 0 |
| Data Quality | 15% | 15% |
Run Projection Formula
Projected runs = weighted blend of offense + opponent defense (season & recent) + venue split.
| Component | Value | Wt | Contrib |
|---|---|---|---|
| Season RF/G | 4.32 | 30% | 1.296 |
| Opp Season RA/G | 4.35 | 30% | 1.304 |
| Recent RF/G (5G) | 4.30 | 15% | 0.645 |
| Opp Recent RA/G | 4.30 | 15% | 0.645 |
| Venue RF/G | 4.32 | 5% | 0.216 |
| Opp Venue RA/G | 4.35 | 5% | 0.217 |
| Projected runs | 4.3 | ||
| Component | Value | Wt | Contrib |
|---|---|---|---|
| Season RF/G | 4.25 | 30% | 1.276 |
| Opp Season RA/G | 4.28 | 30% | 1.284 |
| Recent RF/G (5G) | 4.30 | 15% | 0.645 |
| Opp Recent RA/G | 4.30 | 15% | 0.645 |
| Venue RF/G | 4.25 | 5% | 0.213 |
| Opp Venue RA/G | 4.28 | 5% | 0.214 |
| Home bonus | 0.12 | — | 0.120 |
| Projected runs | 4.4 | ||
Win Probability Blend (Home)
Three signals are blended to produce the final home win probability.
| Signal | Prob | Weight | Contribution |
|---|---|---|---|
| Run margin (projected score diff) | 50.7% | 65% | 32.95% |
| Team strength (win% + venue) | 50.3% | 25% | 12.57% |
| Recent form (last-5 W/L) | 50.0% | 10% | 5.00% |
| Final home win probability | 51% | ||
Confidence Score Breakdown
| Factor | Points |
|---|---|
| Base (win probability distance from 50%) | +50 |
| Run margin bonus (larger margin = more predictable) | +0.3 |
| Data quality adjust (more game history = tighter estimates) | -7 |
| Form agreement (recent form aligns with season record) | 0 |
| Market odds available (confirms edge vs vig) | 0 |
| Final confidence score (low) | 44 |
Market Edge Analysis
Edge = model probability minus market-implied probability. Positive edge = model sees value vs the book.
| Bet Type | Edge | Signal |
|---|---|---|
| Moneyline | -5.0% | ✓ fade |
| Run Line (-1.5) | -8.0% | ✓ fade |
| Over/Under | -6.9% | ✓ fade |
| Astros Team Total | -4.0% | no edge |
| Marlins Team Total | -2.8% | no edge |
| F5 Moneyline | +1.0% | no edge |
| F5 Over/Under | -7.6% | ✓ fade |
4%+ edge threshold required for a value bet recommendation.
Miami Marlins vs Houston Astros Prediction — Expert Analysis
Our model projects Houston Astros to win this matchup with a 51% win probability. The predicted final score is Marlins 4.3 – Astros 4.4.
Miami Marlins come into this game with a 52-50 record, good for a 51.0% winning percentage.
Houston Astros are 49-54 at home this season, with a 47.6% overall win rate. Home field advantage gives them an additional 3-4% boost to their projected win probability.
Our best bet for this matchup is the Under 9, which carries a low confidence rating based on current statistical inputs.