MLB Daily DeltaWeek 18 · July 27, 2026
Portrait of Carmen Mlodzinski
Carmen Mlodzinski
PIT · P
Change to
Portrait of Martín Pérez
Martín Pérez
ATL · 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

Carmen Mlodzinski wins 1 (K); Martín Pérez wins 1 (ERA); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Carmen Mlodzinski
95.0
Martín Pérez
89.9
Swinging-Strike %lg 11.0% · higher = better
Carmen Mlodzinski
9.6%
Martín Pérez
9.3%
Strikeout %lg 22.0% · higher = better
Carmen Mlodzinski
18.5%
Martín Pérez
18.6%
Chase %lg 28.5% · higher = better
Carmen Mlodzinski
30.2%
Martín Pérez
26.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Carmen Mlodzinski
46.3%
Martín Pérez
37.0%
Barrel % Allowedlg 8.0% · lower = better
Carmen Mlodzinski
7.4%
Martín Pérez
6.5%
xwOBA Allowedlg .315 · lower = better
Carmen Mlodzinski
.340
Martín Pérez
.329
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
Carmen Mlodzinski
2.055.39
lg xERA 4.10
now 3.76
4.65
Martín Pérez
2.055.39
lg xERA 4.10
now 2.79
4.42
WHIPlower is better
Carmen Mlodzinski
.9201.56
now 1.42
1.38
Martín Pérez
.9201.56
now 1.06
1.38

Volume · rest of season
Strikeoutshigher is better
Carmen Mlodzinski
4051.60
now 46
41
Martín Pérez
4051.60
now 42
35
Winshigher is better
Carmen Mlodzinski
.8006.20
now 4
25
Martín Pérez
.8006.20
now 3
24

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

If you already own them — trade angle
SellCarmen Mlodzinski — sell.conf 0.81
Sell HighMartín Pérez — sell high. His value is peaking; good time to trade him.conf 0.95
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