MLB Daily DeltaWeek 16 · July 11, 2026
Portrait of Jack Perkins
Jack Perkins
ATH · P
Change to
Portrait of Pierce Johnson
Pierce Johnson
CIN · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22, 1 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Jack Perkins wins 2 (K, SV); Pierce Johnson wins 2 (ERA, WHIP); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jack Perkins
96.0
Pierce Johnson
95.2
Swinging-Strike %lg 11.0% · higher = better
Jack Perkins
13.2%
Pierce Johnson
11.2%
Strikeout %lg 22.0% · higher = better
Jack Perkins
27.3%
Pierce Johnson
22.5%
Chase %lg 28.5% · higher = better
Jack Perkins
33.7%
Pierce Johnson
33.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Jack Perkins
39.4%
Pierce Johnson
40.0%
Barrel % Allowedlg 8.0% · lower = better
Jack Perkins
8.0%
Pierce Johnson
14.7%
xwOBA Allowedlg .315 · lower = better
Jack Perkins
.318
Pierce Johnson
.380
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
Jack Perkins
2.396.34
lg xERA 4.10
now 5.46
4.04
Pierce Johnson
2.396.34
lg xERA 4.10
now 3.27
3.75
WHIPlower is better
Jack Perkins
1.141.35
now 1.21
1.28
Pierce Johnson
1.141.35
now 1.23
1.24

Volume · rest of season
Strikeoutshigher is better
Jack Perkins
4038.60
now 33
32
Pierce Johnson
4038.60
now 20
24
Winshigher is better
Jack Perkins
.2003.80
now 2
13
Pierce Johnson
.2003.80
now 2
13
Saveshigher is better
Jack Perkins
.0005.60
now 3
24
Pierce Johnson
.0005.60
now 1
02
If you already own them — trade angle
Buy LowJack Perkins — buy low. The dip is a window to acquire.conf 0.90
Sell HighPierce Johnson — sell high. His value is peaking; good time to trade him.conf 0.95
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