MLB Daily DeltaWeek 25 · September 11, 2026
Cionel Pérez
NYM · P
Change to
Daniel Duarte
NYM · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 00, 4 even. Take whoever fills a bigger need.

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

Cionel Pérez wins 0 (none); Daniel Duarte wins 0 (none); 4 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Cionel Pérez
96.9
Daniel Duarte
94.9
Swinging-Strike %lg 11.0% · higher = better
Cionel Pérez
11.6%
Daniel Duarte
12.0%
Strikeout %lg 22.0% · higher = better
Cionel Pérez
22.7%
Daniel Duarte
25.9%
Chase %lg 28.5% · higher = better
Cionel Pérez
30.0%
Daniel Duarte
38.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Cionel Pérez
50.0%
Daniel Duarte
25.0%
Barrel % Allowedlg 8.0% · lower = better
Cionel Pérez
12.9%
Daniel Duarte
6.9%
xwOBA Allowedlg .315 · lower = better
Cionel Pérez
.346
Daniel Duarte
.263
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
Cionel Pérez
28.15
lg xERA 4.10
now 5.82
3.70
Daniel Duarte
28.15
lg xERA 4.10
now 0.00
3.70
WHIPlower is better
Cionel Pérez
.9002.05
now 1.59
1.24
Daniel Duarte
.9002.05
now 0.43
1.24

Volume · rest of season
Strikeoutshigher is better
Cionel Pérez
4015.60
now 10
2
Daniel Duarte
4015.60
now 1
2
Winshigher is better
Cionel Pérez
.0002.80
now 2
01
Daniel Duarte
.0002.80
now 0
00

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

If you already own them — trade angle
Hold · wait & seeCionel Pérez — hold.conf 0.50
Sell HighDaniel Duarte — sell high. His value is peaking; good time to trade him.conf 0.81
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