MLB Daily DeltaWeek 27 · September 29, 2026
Portrait of Bryan King
Bryan King
HOU · 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

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

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Bryan King
92.0
Ryan Rolison
94.7
Swinging-Strike %lg 11.0% · higher = better
Bryan King
9.1%
Ryan Rolison
9.0%
Strikeout %lg 22.0% · higher = better
Bryan King
18.3%
Ryan Rolison
21.5%
Chase %lg 28.5% · higher = better
Bryan King
30.8%
Ryan Rolison
26.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Bryan King
35.9%
Ryan Rolison
38.6%
Barrel % Allowedlg 8.0% · lower = better
Bryan King
5.1%
Ryan Rolison
6.9%
xwOBA Allowedlg .315 · lower = better
Bryan King
.311
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
Bryan King
2.404.39
lg xERA 4.10
now 2.84
3.95
Ryan Rolison
2.404.39
lg xERA 4.10
now 2.89
3.91
WHIPlower is better
Bryan King
1.231.46
now 1.30
1.38
Ryan Rolison
1.231.46
now 1.39
1.39

Volume · rest of season
Strikeoutshigher is better
Bryan King
4026.60
now 19
0
Ryan Rolison
4026.60
now 16
0
Winshigher is better
Bryan King
.0004.20
now 0
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
Buy LowBryan King — buy low. The dip is a window to acquire.conf 0.90
Hold · steadyRyan Rolison — hold.conf 0.60
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