MLB Daily DeltaWeek 25 · September 11, 2026
Portrait of Jack Leiter
Jack Leiter
TEX · P
Change to
Portrait of Ryan Weathers
Ryan Weathers
NYY · P
Change to
Who's more valuable, rest of season

Ryan Weathers.

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

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

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

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jack Leiter
96.7
Ryan Weathers
95.8
Swinging-Strike %lg 11.0% · higher = better
Jack Leiter
12.2%
Ryan Weathers
12.1%
Strikeout %lg 22.0% · higher = better
Jack Leiter
23.4%
Ryan Weathers
25.2%
Chase %lg 28.5% · higher = better
Jack Leiter
30.4%
Ryan Weathers
28.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Jack Leiter
39.9%
Ryan Weathers
40.6%
Barrel % Allowedlg 8.0% · lower = better
Jack Leiter
10.3%
Ryan Weathers
8.6%
xwOBA Allowedlg .315 · lower = better
Jack Leiter
.337
Ryan Weathers
.319
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
3.095.02
lg xERA 4.10
now 4.34
4.59
Ryan Weathers
3.095.02
lg xERA 4.10
now 3.52
4.23
WHIPlower is better
Jack Leiter
1.051.46
now 1.33
1.37
Ryan Weathers
1.051.46
now 1.14
1.25

Volume · rest of season
Strikeoutshigher is better
Jack Leiter
4099.80
now 74
13
Ryan Weathers
4099.80
now 75
14
Winshigher is better
Jack Leiter
.0004.20
now 3
01
Ryan Weathers
.0004.20
now 2
01

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

If you already own them — trade angle
SellJack Leiter — sell.conf 0.78
Hold · leans sellRyan Weathers — hold.conf 0.60
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