MLB Daily DeltaWeek 18 · July 27, 2026
Portrait of Jack Kochanowicz
Jack Kochanowicz
LAA · P
Change to
Portrait of Zac Gallen
Zac Gallen
AZ · P
Change to
Who's more valuable, rest of season

Zac Gallen.

He projects to help you in more roto categories the rest of the way — strikeouts and WHIP.

Head-to-head
K
ERA
WHIP
W
SV n/a

Zac Gallen wins 2 categories (K, WHIP); Jack Kochanowicz wins 1 (ERA); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jack Kochanowicz
96.2
Zac Gallen
93.4
Swinging-Strike %lg 11.0% · higher = better
Jack Kochanowicz
10.7%
Zac Gallen
8.7%
Strikeout %lg 22.0% · higher = better
Jack Kochanowicz
15.9%
Zac Gallen
13.9%
Chase %lg 28.5% · higher = better
Jack Kochanowicz
25.6%
Zac Gallen
31.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Jack Kochanowicz
42.8%
Zac Gallen
44.7%
Barrel % Allowedlg 8.0% · lower = better
Jack Kochanowicz
7.2%
Zac Gallen
11.0%
xwOBA Allowedlg .315 · lower = better
Jack Kochanowicz
.359
Zac Gallen
.383
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
Jack Kochanowicz
4.845.93
lg xERA 4.10
now 5.23
5.08
Zac Gallen
4.845.93
lg xERA 4.10
now 5.16
5.69
WHIPlower is better
Jack Kochanowicz
1.361.59
now 1.48
1.52
Zac Gallen
1.361.59
now 1.47
1.43

Volume · rest of season
Strikeoutshigher is better
Jack Kochanowicz
4051.60
now 46
33
Zac Gallen
4051.60
now 42
42
Winshigher is better
Jack Kochanowicz
.2003.80
now 2
12
Zac Gallen
.2003.80
now 3
23

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

If you already own them — trade angle
SellJack Kochanowicz — sell.conf 0.90
SellZac Gallen — sell.conf 0.90
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