MLB Daily DeltaWeek 18 · July 28, 2026
Brandon Williamson
CIN · P
Change to
Portrait of Kyle Leahy
Kyle Leahy
STL · 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

Brandon Williamson wins 2 (ERA, WHIP); Kyle Leahy wins 2 (K, W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Brandon Williamson
92.5
Kyle Leahy
94.1
Swinging-Strike %lg 11.0% · higher = better
Brandon Williamson
10.4%
Kyle Leahy
10.0%
Strikeout %lg 22.0% · higher = better
Brandon Williamson
14.8%
Kyle Leahy
20.4%
Chase %lg 28.5% · higher = better
Brandon Williamson
24.6%
Kyle Leahy
26.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Brandon Williamson
41.9%
Kyle Leahy
50.0%
Barrel % Allowedlg 8.0% · lower = better
Brandon Williamson
10.5%
Kyle Leahy
10.9%
xwOBA Allowedlg .315 · lower = better
Brandon Williamson
.389
Kyle Leahy
.347
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
Brandon Williamson
3.516.85
lg xERA 4.10
now 6.11
4.29
Kyle Leahy
3.516.85
lg xERA 4.10
now 4.25
4.79
WHIPlower is better
Brandon Williamson
1.221.76
now 1.64
1.34
Kyle Leahy
1.221.76
now 1.56
1.36

Volume · rest of season
Strikeoutshigher is better
Brandon Williamson
4056.80
now 19
32
Kyle Leahy
4056.80
now 46
38
Winshigher is better
Brandon Williamson
.4007.60
now 2
24
Kyle Leahy
.4007.60
now 5
36

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

If you already own them — trade angle
Sell HighBrandon Williamson — sell high. His value is peaking; good time to trade him.conf 0.81
SellKyle Leahy — sell.conf 0.87
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