Arizona Diamondbacks vs San Francisco Giants — Prediction & Odds

August 27, 2026 · Jose Cabrera vs Landen Roupp · 70°F

0.4% edge · Arizona Diamondbacks

Arizona Diamondbacks win

51.9%

San Francisco Giants win

48.1%

Fair line (home)

+108

Proj. total

8.61

Score distribution

How often each team scores each run total across all simulations.

Arizona Diamondbacks (mean 4.49)San Francisco Giants (mean 4.13)

Totals

O/U line

Proj. total

8.61

Over

47.2%

Under

45.3%

Model vs. market

Side	Model	Book	Fair
Arizona Diamondbacks	51.9%	-111	-108
San Francisco Giants	48.1%	+102	+108

Projected starters

Starter	IP	K	H	BB	R
Jose Cabrera RHP · Arizona Diamondbacks	4.5	3.3	4.9	1.6	2.1
Landen Roupp RHP · San Francisco Giants	5.0	4.0	5.0	2.7	2.2

Strikeout ladder

Jose Cabrera4+ 42%6+ 10%8+ 1%

Landen Roupp4+ 59%6+ 22%8+ 4%

Per-game averages across all simulations. IP is a decimal average of outs recorded, not baseball's 5.2 notation. R is runs allowed while the starter was still in the game; the simulation models no errors, so every run is earned by construction — which is why this says R and not ER.

Arizona Diamondbacks — projected lines

Batter	PA	1B	2B	3B	HR	BB	K	AVG	OBP	SLG	OPS
Lars Nootbaar	4.9	.717	.204	.027	.088	.755	.919	.250	.370	.377	.746
Corbin Carroll	4.8	.631	.173	.119	.129	.632	.934	.255	.361	.448	.808
Gabriel Moreno	4.7	.879	.216	.015	.075	.554	.701	.287	.376	.402	.778
Geraldo Perdomo	4.6	.774	.156	.053	.063	.663	.561	.268	.381	.384	.766
Max Kepler	4.5	.652	.192	.016	.083	.489	.870	.237	.327	.357	.684
Nolan Arenado	4.4	.694	.183	.013	.099	.411	.707	.251	.327	.379	.707
Tim Tawa	4.3	.605	.174	.018	.094	.378	.965	.231	.304	.358	.662
Ildemaro Vargas	4.2	.765	.164	.046	.051	.277	.415	.267	.321	.373	.694
Ryan Waldschmidt	4.0	.616	.166	.026	.047	.398	1.022	.238	.325	.338	.663

San Francisco Giants — projected lines

Batter	PA	1B	2B	3B	HR	BB	K	AVG	OBP	SLG	OPS
Drew Gilbert	4.7	.733	.197	.037	.096	.422	.660	.255	.334	.390	.724
Rafael Devers	4.5	.639	.207	.010	.171	.567	.959	.261	.360	.449	.809
Bryce Eldridge	4.4	.671	.193	.006	.143	.484	1.063	.259	.346	.421	.767
Jonah Cox	4.3	.828	.151	.089	.061	.257	.880	.281	.330	.408	.738
Turner Hill	4.2	.783	.198	.046	.041	.359	.447	.280	.350	.389	.739
Shay Whitcomb	4.1	.632	.157	.012	.121	.267	.992	.242	.299	.385	.685
Drew Cavanaugh	4.0	.623	.164	.008	.068	.409	.940	.246	.336	.355	.691
Christian Koss	3.9	.695	.175	.014	.053	.181	.710	.256	.301	.356	.657
Nate Furman	3.8	.678	.159	.013	.042	.335	.499	.264	.339	.355	.694

Data notes: away starter Jose Cabrera: only 45 BF vs LHB this season · away starter Jose Cabrera: only 36 BF vs RHB this season · 20/20 lineup+starter talents from projections