MLB Daily DeltaWeek 19 · July 30, 2026
Portrait of Martín Pérez
Martín Pérez
ATL · P
Change to
Portrait of Slade Cecconi
Slade Cecconi
CLE · P
Change to
Who's more valuable, rest of season

Martín Pérez.

He projects to help you in more roto categories the rest of the way — ERA and WHIP.

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

Martín Pérez wins 2 categories (ERA, WHIP); Slade Cecconi wins 1 (K); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Martín Pérez
89.9
Slade Cecconi
93.3
Swinging-Strike %lg 11.0% · higher = better
Martín Pérez
9.1%
Slade Cecconi
9.2%
Strikeout %lg 22.0% · higher = better
Martín Pérez
18.5%
Slade Cecconi
17.8%
Chase %lg 28.5% · higher = better
Martín Pérez
25.6%
Slade Cecconi
27.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Martín Pérez
38.1%
Slade Cecconi
39.3%
Barrel % Allowedlg 8.0% · lower = better
Martín Pérez
6.4%
Slade Cecconi
8.5%
xwOBA Allowedlg .315 · lower = better
Martín Pérez
.332
Slade Cecconi
.334
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
Martín Pérez
26.23
lg xERA 4.10
now 2.79
4.49
Slade Cecconi
26.23
lg xERA 4.10
now 5.25
4.53
WHIPlower is better
Martín Pérez
.9001.66
now 1.06
1.38
Slade Cecconi
.9001.66
now 1.49
1.39

Volume · rest of season
Strikeoutshigher is better
Martín Pérez
4056.40
now 42
34
Slade Cecconi
4056.40
now 50
38
Winshigher is better
Martín Pérez
.2003.80
now 3
23
Slade Cecconi
.2003.80
now 3
13

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

If you already own them — trade angle
Sell HighMartín Pérez — sell high. His value is peaking; good time to trade him.conf 0.95
SellSlade Cecconi — sell.conf 0.75
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