MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Aaron Nola
Aaron Nola
PHI · P
Change to
Portrait of Zebby Matthews
Zebby Matthews
MIN · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 1–1, 2 even. Take whoever fills a bigger need.

Head-to-head
K
◀
ERA
WHIP
▶
W
SV n/a

Aaron Nola wins 1 (ERA); Zebby Matthews 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
Aaron Nola
92.3
Zebby Matthews
95.2
Swinging-Strike %lg 11.0% · higher = better
Aaron Nola
12.6%
Zebby Matthews
10.8%
Strikeout %lg 22.0% · higher = better
Aaron Nola
24.0%
Zebby Matthews
21.3%
Chase %lg 28.5% · higher = better
Aaron Nola
33.4%
Zebby Matthews
28.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Aaron Nola
39.9%
Zebby Matthews
42.5%
Barrel % Allowedlg 8.0% · lower = better
Aaron Nola
9.2%
Zebby Matthews
10.6%
xwOBA Allowedlg .315 · lower = better
Aaron Nola
.312
Zebby Matthews
.321
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
Aaron Nola
3.536.13
lg xERA 4.10
now 5.55
4.11
Zebby Matthews
3.536.13
lg xERA 4.10
now 4.63
4.28
WHIPlower is better
Aaron Nola
.9001.53
now 1.39
1.31
Zebby Matthews
.9001.53
now 1.03
1.28

Volume · rest of season
Strikeoutshigher is better
Aaron Nola
4089.60
now 64
0
Zebby Matthews
4089.60
now 24
0
Winshigher is better
Aaron Nola
.0004.20
now 3
0–0
Zebby Matthews
.0004.20
now 1
0–0

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

If you already own them — trade angle
Hold · steadyAaron Nola — hold.conf 0.60
Hold · leans sellZebby Matthews — hold.conf 0.60
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