MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Mitch Keller
Mitch Keller
PIT · P
Change to
Yusei Kikuchi
LAA · 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

Mitch Keller wins 1 (WHIP); Yusei Kikuchi 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
Mitch Keller
93.3
Yusei Kikuchi
95.5
Swinging-Strike %lg 11.0% · higher = better
Mitch Keller
9.7%
Yusei Kikuchi
11.6%
Strikeout %lg 22.0% · higher = better
Mitch Keller
17.7%
Yusei Kikuchi
21.3%
Chase %lg 28.5% · higher = better
Mitch Keller
29.4%
Yusei Kikuchi
25.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Mitch Keller
42.3%
Yusei Kikuchi
46.1%
Barrel % Allowedlg 8.0% · lower = better
Mitch Keller
7.4%
Yusei Kikuchi
8.9%
xwOBA Allowedlg .315 · lower = better
Mitch Keller
.355
Yusei Kikuchi
.343
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
Mitch Keller
3.776.39
lg xERA 4.10
now 4.35
5.01
Yusei Kikuchi
3.776.39
lg xERA 4.10
now 5.81
4.74
WHIPlower is better
Mitch Keller
1.011.74
now 1.17
1.38
Yusei Kikuchi
1.011.74
now 1.58
1.42

Volume · rest of season
Strikeoutshigher is better
Mitch Keller
4071.40
now 51
0
Yusei Kikuchi
4071.40
now 33
0
Winshigher is better
Mitch Keller
.0007
now 5
0–0
Yusei Kikuchi
.0007
now 0
0–0

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

If you already own them — trade angle
SellMitch Keller — sell.conf 0.90
SellYusei Kikuchi — sell.conf 0.84
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