MLB Daily DeltaWeek 20 · August 7, 2026
Portrait of Kyle Leahy
Kyle Leahy
STL · P
Change to
Portrait of Steven Matz
Steven Matz
TB · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 2 even. Take whoever fills a bigger need.

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

Kyle Leahy wins 1 (ERA); Steven Matz wins 1 (WHIP); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Kyle Leahy
94.1
Steven Matz
93.4
Swinging-Strike %lg 11.0% · higher = better
Kyle Leahy
10.0%
Steven Matz
10.1%
Strikeout %lg 22.0% · higher = better
Kyle Leahy
20.0%
Steven Matz
18.0%
Chase %lg 28.5% · higher = better
Kyle Leahy
26.0%
Steven Matz
27.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Kyle Leahy
48.8%
Steven Matz
35.3%
Barrel % Allowedlg 8.0% · lower = better
Kyle Leahy
10.5%
Steven Matz
12.0%
xwOBA Allowedlg .315 · lower = better
Kyle Leahy
.348
Steven Matz
.351
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
Kyle Leahy
45.13
lg xERA 4.10
now 4.25
4.81
Steven Matz
45.13
lg xERA 4.10
now 4.67
4.88
WHIPlower is better
Kyle Leahy
1.111.69
now 1.56
1.36
Steven Matz
1.111.69
now 1.24
1.35

Volume · rest of season
Strikeoutshigher is better
Kyle Leahy
4051.60
now 46
32
Steven Matz
4051.60
now 35
32
Winshigher is better
Kyle Leahy
.8006.20
now 5
25
Steven Matz
.8006.20
now 4
25

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

If you already own them — trade angle
SellKyle Leahy — sell.conf 0.88
SellSteven Matz — sell.conf 0.90
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