MLB Daily DeltaWeek 19 · July 31, 2026
Portrait of Michael Wacha
Michael Wacha
KC · P
Change to
Portrait of Trey Yesavage
Trey Yesavage
TOR · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

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

Michael Wacha wins 2 (WHIP, W); Trey Yesavage wins 2 (K, ERA); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Michael Wacha
93.1
Trey Yesavage
94.3
Swinging-Strike %lg 11.0% · higher = better
Michael Wacha
10.2%
Trey Yesavage
14.3%
Strikeout %lg 22.0% · higher = better
Michael Wacha
19.3%
Trey Yesavage
24.0%
Chase %lg 28.5% · higher = better
Michael Wacha
30.1%
Trey Yesavage
30.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Michael Wacha
36.3%
Trey Yesavage
34.0%
Barrel % Allowedlg 8.0% · lower = better
Michael Wacha
6.6%
Trey Yesavage
6.2%
xwOBA Allowedlg .315 · lower = better
Michael Wacha
.318
Trey Yesavage
.284
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 Wacha
25
lg xERA 4.10
now 3.23
4.20
Trey Yesavage
25
lg xERA 4.10
now 2.19
3.34
WHIPlower is better
Michael Wacha
1.021.46
now 1.12
1.30
Trey Yesavage
1.021.46
now 1.16
1.36

Volume · rest of season
Strikeoutshigher is better
Michael Wacha
4075.40
now 65
44
Trey Yesavage
4075.40
now 39
45
Winshigher is better
Michael Wacha
.0005.20
now 4
24
Trey Yesavage
.0005.20
now 2
13

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

If you already own them — trade angle
Sell HighMichael Wacha — sell high. His value is peaking; good time to trade him.conf 0.91
BuyTrey Yesavage — buy.conf 0.83
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