MLB Daily DeltaWeek 20 · August 8, 2026
Portrait of Steven Matz
Steven Matz
TB · P
Change to
Portrait of Zebby Matthews
Zebby Matthews
MIN · P
Change to
Who's more valuable, rest of season

Zebby Matthews.

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

Zebby Matthews wins 3 categories (K, ERA, WHIP); Steven Matz wins 1 (W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Steven Matz
93.4
Zebby Matthews
95.2
Swinging-Strike %lg 11.0% · higher = better
Steven Matz
10.1%
Zebby Matthews
10.7%
Strikeout %lg 22.0% · higher = better
Steven Matz
18.0%
Zebby Matthews
20.2%
Chase %lg 28.5% · higher = better
Steven Matz
27.3%
Zebby Matthews
28.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Steven Matz
35.3%
Zebby Matthews
38.3%
Barrel % Allowedlg 8.0% · lower = better
Steven Matz
12.0%
Zebby Matthews
12.3%
xwOBA Allowedlg .315 · lower = better
Steven Matz
.351
Zebby Matthews
.331
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
Steven Matz
4.235.10
lg xERA 4.10
now 4.67
4.88
Zebby Matthews
4.235.10
lg xERA 4.10
now 4.63
4.45
WHIPlower is better
Steven Matz
.9001.48
now 1.24
1.35
Zebby Matthews
.9001.48
now 1.03
1.32

Volume · rest of season
Strikeoutshigher is better
Steven Matz
4045
now 35
31
Zebby Matthews
4045
now 24
39
Winshigher is better
Steven Matz
.0006.60
now 4
25
Zebby Matthews
.0006.60
now 1
12

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

If you already own them — trade angle
SellSteven Matz — sell.conf 0.90
SellZebby Matthews — sell.conf 0.71
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