MLB Daily DeltaWeek 18 · July 24, 2026
Portrait of Ian Seymour
Ian Seymour
TB · P
Change to
Portrait of Jack Perkins
Jack Perkins
ATH · 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

Ian Seymour wins 2 (ERA, WHIP); Jack Perkins wins 2 (K, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Ian Seymour
91.6
Jack Perkins
96.0
Swinging-Strike %lg 11.0% · higher = better
Ian Seymour
14.3%
Jack Perkins
13.4%
Strikeout %lg 22.0% · higher = better
Ian Seymour
27.9%
Jack Perkins
26.7%
Chase %lg 28.5% · higher = better
Ian Seymour
33.0%
Jack Perkins
33.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Ian Seymour
37.4%
Jack Perkins
38.1%
Barrel % Allowedlg 8.0% · lower = better
Ian Seymour
9.2%
Jack Perkins
7.9%
xwOBA Allowedlg .315 · lower = better
Ian Seymour
.297
Jack Perkins
.316
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
Ian Seymour
2.956.18
lg xERA 4.10
now 4.66
3.67
Jack Perkins
2.956.18
lg xERA 4.10
now 5.46
4.03
WHIPlower is better
Ian Seymour
1.141.35
now 1.28
1.25
Jack Perkins
1.141.35
now 1.21
1.28

Volume · rest of season
Strikeoutshigher is better
Ian Seymour
4038.60
now 32
23
Jack Perkins
4038.60
now 33
27
Winshigher is better
Ian Seymour
.2003.80
now 3
13
Jack Perkins
.2003.80
now 2
12
Saveshigher is better
Ian Seymour
.0004.40
now 2
13
Jack Perkins
.0004.40
now 3
23
If you already own them — trade angle
BuyIan Seymour — buy.conf 0.73
Buy LowJack Perkins — buy low. The dip is a window to acquire.conf 0.90
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