MLB Daily DeltaWeek 13 · June 20, 2026
Portrait of Jack Leiter
Jack Leiter
TEX · P
Change to
Portrait of Walker Buehler
Walker Buehler
SD · P
Change to
Who's more valuable, rest of season

Walker Buehler.

He projects to help you in more roto categories the rest of the way — ERA, WHIP, and wins. Jack Leiter’s box score looks better right now, but the luck-stripped projection flips it.

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

Walker Buehler wins 3 categories (ERA, WHIP, W); Jack Leiter wins 1 (K); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jack Leiter
96.7
Walker Buehler
94.1
Swinging-Strike %lg 11.0% · higher = better
Jack Leiter
12.2%
Walker Buehler
8.6%
Strikeout %lg 22.0% · higher = better
Jack Leiter
23.4%
Walker Buehler
20.2%
Chase %lg 28.5% · higher = better
Jack Leiter
30.4%
Walker Buehler
27.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Jack Leiter
39.9%
Walker Buehler
42.2%
Barrel % Allowedlg 8.0% · lower = better
Jack Leiter
10.3%
Walker Buehler
7.4%
xwOBA Allowedlg .315 · lower = better
Jack Leiter
.337
Walker Buehler
.333
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 Leiter
4.125.10
lg xERA 4.10
now 4.34
4.49
Walker Buehler
4.125.10
lg xERA 4.10
now 4.88
4.41
WHIPlower is better
Jack Leiter
1.251.44
now 1.33
1.37
Walker Buehler
1.251.44
now 1.32
1.35

Volume · rest of season
Strikeoutshigher is better
Jack Leiter
40120
now 74
98
Walker Buehler
40120
now 43
72
Winshigher is better
Jack Leiter
1.408.60
now 3
36
Walker Buehler
1.408.60
now 3
37

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

If you already own them — trade angle
SellJack Leiter — sell.conf 0.73
SellWalker Buehler — sell.conf 0.69
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