MLB Daily DeltaWeek 18 · July 24, 2026
Portrait of David Peterson
David Peterson
CHC · P
Change to
Portrait of Slade Cecconi
Slade Cecconi
CLE · 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

David Peterson wins 2 (K, W); Slade Cecconi wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
David Peterson
92.3
Slade Cecconi
93.2
Swinging-Strike %lg 11.0% · higher = better
David Peterson
10.0%
Slade Cecconi
9.3%
Strikeout %lg 22.0% · higher = better
David Peterson
18.2%
Slade Cecconi
18.0%
Chase %lg 28.5% · higher = better
David Peterson
29.0%
Slade Cecconi
27.6%
Hard-Hit % Allowedlg 40.0% · lower = better
David Peterson
43.3%
Slade Cecconi
39.0%
Barrel % Allowedlg 8.0% · lower = better
David Peterson
6.5%
Slade Cecconi
8.3%
xwOBA Allowedlg .315 · lower = better
David Peterson
.349
Slade Cecconi
.333
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
David Peterson
4.205.55
lg xERA 4.10
now 5.18
4.84
Slade Cecconi
4.205.55
lg xERA 4.10
now 5.25
4.50
WHIPlower is better
David Peterson
1.311.67
now 1.59
1.45
Slade Cecconi
1.311.67
now 1.49
1.39

Volume · rest of season
Strikeoutshigher is better
David Peterson
4061.60
now 56
52
Slade Cecconi
4061.60
now 50
42
Winshigher is better
David Peterson
1.204.80
now 3
24
Slade Cecconi
1.204.80
now 3
23

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

If you already own them — trade angle
SellDavid Peterson — sell.conf 0.89
SellSlade Cecconi — sell.conf 0.73
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