MLB Daily DeltaWeek 17 · July 20, 2026
Cionel Pérez
NYM · P
Change to
Portrait of Tyler Holton
Tyler Holton
DET · 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

Cionel Pérez wins 1 (W); Tyler Holton wins 1 (K); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Cionel Pérez
96.7
Tyler Holton
91.5
Swinging-Strike %lg 11.0% · higher = better
Cionel Pérez
10.6%
Tyler Holton
11.2%
Strikeout %lg 22.0% · higher = better
Cionel Pérez
20.1%
Tyler Holton
19.8%
Chase %lg 28.5% · higher = better
Cionel Pérez
30.3%
Tyler Holton
28.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Cionel Pérez
51.4%
Tyler Holton
38.5%
Barrel % Allowedlg 8.0% · lower = better
Cionel Pérez
13.5%
Tyler Holton
6.2%
xwOBA Allowedlg .315 · lower = better
Cionel Pérez
.366
Tyler Holton
.302
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
2.856.67
lg xERA 4.10
now 5.82
3.70
Tyler Holton
2.856.67
lg xERA 4.10
now 4.23
3.71
WHIPlower is better
Cionel Pérez
1.101.73
now 1.59
1.24
Tyler Holton
1.101.73
now 1.37
1.24

Volume · rest of season
Strikeoutshigher is better
Cionel Pérez
4029.60
now 10
11
Tyler Holton
4029.60
now 24
20
Winshigher is better
Cionel Pérez
.0004.20
now 2
13
Tyler Holton
.0004.20
now 1
01

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

If you already own them — trade angle
Hold · wait & seeCionel Pérez — hold.conf 0.50
Hold · wait & seeTyler Holton — hold.conf 0.50
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