MLB Daily DeltaWeek 27 · September 28, 2026
Portrait of Michael King
Michael King
SD · P
Change to
Quinn Mathews
STL · 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

Michael King wins 1 (WHIP); Quinn Mathews 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
Michael King
94.3
Quinn Mathews
93.4
Swinging-Strike %lg 11.0% · higher = better
Michael King
11.4%
Quinn Mathews
12.3%
Strikeout %lg 22.0% · higher = better
Michael King
21.0%
Quinn Mathews
21.8%
Chase %lg 28.5% · higher = better
Michael King
30.3%
Quinn Mathews
26.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Michael King
32.7%
Quinn Mathews
36.8%
Barrel % Allowedlg 8.0% · lower = better
Michael King
8.2%
Quinn Mathews
4.9%
xwOBA Allowedlg .315 · lower = better
Michael King
.322
Quinn Mathews
.302
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
Michael King
2.734.76
lg xERA 4.10
now 3.18
4.31
Quinn Mathews
2.734.76
lg xERA 4.10
now 3.60
3.84
WHIPlower is better
Michael King
.9002.07
now 1.13
1.31
Quinn Mathews
.9002.07
now 1.80
1.38

Volume · rest of season
Strikeoutshigher is better
Michael King
4091
now 65
0
Quinn Mathews
4091
now 3
0
Winshigher is better
Michael King
.0005.60
now 4
0–0
Quinn Mathews
.0005.60
now 0
0–0

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

If you already own them — trade angle
Sell HighMichael King — sell high. His value is peaking; good time to trade him.conf 0.95
Hold · leans buyQuinn Mathews — hold.conf 0.60
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