MLB Daily DeltaWeek 19 · August 4, 2026
Cionel Pérez
NYM · P
Change to
Portrait of Nate Pearson
Nate Pearson
KC · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 3 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Cionel Pérez wins 1 (W); Nate Pearson wins 1 (SV); 3 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Cionel Pérez
96.9
Nate Pearson
97.6
Swinging-Strike %lg 11.0% · higher = better
Cionel Pérez
11.6%
Nate Pearson
10.6%
Strikeout %lg 22.0% · higher = better
Cionel Pérez
22.7%
Nate Pearson
18.3%
Chase %lg 28.5% · higher = better
Cionel Pérez
30.0%
Nate Pearson
29.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Cionel Pérez
50.0%
Nate Pearson
33.9%
Barrel % Allowedlg 8.0% · lower = better
Cionel Pérez
12.9%
Nate Pearson
6.5%
xwOBA Allowedlg .315 · lower = better
Cionel Pérez
.346
Nate Pearson
.322
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
Nate Pearson
28.15
lg xERA 4.10
now 0.00
3.70
WHIPlower is better
Cionel Pérez
.9001.79
now 1.59
1.24
Nate Pearson
.9001.79
now 1.09
1.24

Volume · rest of season
Strikeoutshigher is better
Cionel Pérez
4015.60
now 10
8
Nate Pearson
4015.60
now 2
8
Winshigher is better
Cionel Pérez
.0004.20
now 2
13
Nate Pearson
.0004.20
now 0
00
Saveshigher is better
Cionel Pérez
.0008.40
now 0
0
Nate Pearson
.0008.40
now 1
16
If you already own them — trade angle
Hold · wait & seeCionel Pérez — hold.conf 0.50
Sell HighNate Pearson — sell high. His value is peaking; good time to trade him.conf 0.95
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