MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Camilo Doval
Camilo Doval
SF · P
Change to
Portrait of Ryan Rolison
Ryan Rolison
CHC · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 1–1, 2 even. Take whoever fills a bigger need.

Head-to-head
K
◀
ERA
WHIP
▶
W
SV n/a

Camilo Doval wins 1 (ERA); Ryan Rolison wins 1 (WHIP); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Camilo Doval
98.2
Ryan Rolison
94.7
Swinging-Strike %lg 11.0% · higher = better
Camilo Doval
12.8%
Ryan Rolison
9.0%
Strikeout %lg 22.0% · higher = better
Camilo Doval
23.3%
Ryan Rolison
21.5%
Chase %lg 28.5% · higher = better
Camilo Doval
29.0%
Ryan Rolison
26.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Camilo Doval
47.9%
Ryan Rolison
38.6%
Barrel % Allowedlg 8.0% · lower = better
Camilo Doval
6.5%
Ryan Rolison
6.9%
xwOBA Allowedlg .315 · lower = better
Camilo Doval
.304
Ryan Rolison
.309
stabilized — trust it · small sample yet · dashed = league avg · right = better
05

The tape

Rest-of-season projection · bold = leads
rest-of-season projection current season projection range
Rate · earned-run quality
ERAlower is better
Camilo Doval
2.025.93
lg xERA 4.10
now 5.06
3.82
Ryan Rolison
2.025.93
lg xERA 4.10
now 2.89
3.91
WHIPlower is better
Camilo Doval
.9001.56
now 1.03
1.41
Ryan Rolison
.9001.56
now 1.39
1.39

Volume · rest of season
Strikeoutshigher is better
Camilo Doval
4023.80
now 17
0
Ryan Rolison
4023.80
now 16
0
Winshigher is better
Camilo Doval
.0004.20
now 1
0–0
Ryan Rolison
.0004.20
now 3
0–0

SV — not applicable. Both pitch out of the rotation.

If you already own them — trade angle
Hold · leans buyCamilo Doval — hold.conf 0.60
Hold · steadyRyan Rolison — hold.conf 0.60
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