← All picks for May 15, 2026
Arizona Diamondbacks vs Colorado Rockies
May 15, 2026 — MLB Prediction & Betting Pick
Our model leans Colorado Rockies
On balance, more tracked inputs leaned Arizona Diamondbacks (10 edges vs 7 for Colorado Rockies).
Note: the model leans Colorado Rockies even though the simple edge count favors Arizona Diamondbacks. This can happen because the model weighs each input differently — a single large advantage (like a dominant pitching matchup or a significant offensive gap) can outweigh several smaller edges on the other side. The edge count treats every metric equally, but the model does not.
Matchup Breakdown
Recent form (last ~10 games) — leans Colorado Rockies
Looking at recent performance trends over the last ten games — including win rate, run differential, and offensive momentum — the matchup favors the Colorado Rockies.
- Colorado Rockies 0.350 vs Arizona Diamondbacks 0.350 — roughly even
- Colorado Rockies -0.95 vs Arizona Diamondbacks -1.10 — leans Colorado Rockies
- Colorado Rockies 4 vs Arizona Diamondbacks 4 — roughly even
- Colorado Rockies 4.95 vs Arizona Diamondbacks 5.10 — roughly even
- Colorado Rockies 0.333 vs Arizona Diamondbacks 0.333 — roughly even
- Colorado Rockies 1.083 vs Arizona Diamondbacks 0.833 — leans Colorado Rockies
Season to date — leans Arizona Diamondbacks
Season-long stats including runs scored and allowed per game, home/road splits, and weighted offensive production (wRC+) the matchup favors the Arizona Diamondbacks.
- Colorado Rockies 4.09 vs Arizona Diamondbacks 4.26 — leans Arizona Diamondbacks
- Colorado Rockies 4.87 vs Arizona Diamondbacks 4.86 — roughly even
- Colorado Rockies 0.143 vs Arizona Diamondbacks 0.222 — leans Arizona Diamondbacks
- Colorado Rockies 98.3 vs Arizona Diamondbacks 97.9 — roughly even
Starting pitching (recent starts) — leans Arizona Diamondbacks
Evaluating the probable starters based on recent ERA, WHIP, strikeout rate, and pitching form trends, the matchup favors the Arizona Diamondbacks.
- Colorado Rockies 5.04 vs Arizona Diamondbacks 9.26 — leans Colorado Rockies
- Colorado Rockies 1.36 vs Arizona Diamondbacks 2.19 — leans Colorado Rockies
- Colorado Rockies 8.64 vs Arizona Diamondbacks 6.94 — leans Colorado Rockies
- Colorado Rockies -2.80 vs Arizona Diamondbacks -4.70 — leans Arizona Diamondbacks
- Colorado Rockies 7.62 vs Arizona Diamondbacks 5.56 — leans Arizona Diamondbacks
- Colorado Rockies 1.62 vs Arizona Diamondbacks 1.37 — leans Arizona Diamondbacks
- Colorado Rockies 4.45 vs Arizona Diamondbacks 3.45 — leans Arizona Diamondbacks
- Colorado Rockies 0 vs Arizona Diamondbacks 0 — roughly even
Offense & matchup — leans Arizona Diamondbacks
Analyzing recent offensive output (OBP, SLG) and platoon matchup data against the opposing starter's throwing arm, the matchup favors the Arizona Diamondbacks.
- Colorado Rockies 0.390 vs Arizona Diamondbacks 0.373 — leans Colorado Rockies
- Colorado Rockies 0.484 vs Arizona Diamondbacks 0.508 — leans Arizona Diamondbacks
- Colorado Rockies 0.374 vs Arizona Diamondbacks 0.373 — roughly even
- Colorado Rockies 0.480 vs Arizona Diamondbacks 0.511 — leans Arizona Diamondbacks
- Colorado Rockies 0.402 vs Arizona Diamondbacks 0.394 — roughly even
- Colorado Rockies 0.523 vs Arizona Diamondbacks 0.502 — leans Colorado Rockies
- Colorado Rockies 0.829 vs Arizona Diamondbacks 1.049 — leans Arizona Diamondbacks
- Colorado Rockies 0.011 vs Arizona Diamondbacks 0.022 — leans Arizona Diamondbacks
Series & head-to-head — Mixed
Head-to-head history between Arizona Diamondbacks and Colorado Rockies does not clearly favor either side.
- Colorado Rockies 0.500 vs Arizona Diamondbacks 0.500 — roughly even
- Colorado Rockies 0 vs Arizona Diamondbacks 0 — roughly even
Betting Lines
Arizona Diamondbacks +1.5 | O/U 11.5 (FanDuel)
Final Score
Arizona Diamondbacks 9, Colorado Rockies 1 — Arizona Diamondbacks win — Model pick was incorrect
This analysis is generated by a machine-learning model and is intended for
informational and entertainment purposes only. It does not constitute financial
or betting advice. Past model performance does not guarantee future results.
Please gamble responsibly.