MLB Daily DeltaWeek 16 · July 13, 2026
Portrait of Dennis Santana
Dennis Santana
PIT · 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

Dennis Santana 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
Dennis Santana
94.1
Jack Perkins
96.0
Swinging-Strike %lg 11.0% · higher = better
Dennis Santana
13.1%
Jack Perkins
13.2%
Strikeout %lg 22.0% · higher = better
Dennis Santana
20.6%
Jack Perkins
27.3%
Chase %lg 28.5% · higher = better
Dennis Santana
34.6%
Jack Perkins
33.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Dennis Santana
40.0%
Jack Perkins
39.4%
Barrel % Allowedlg 8.0% · lower = better
Dennis Santana
9.2%
Jack Perkins
8.0%
xwOBA Allowedlg .315 · lower = better
Dennis Santana
.341
Jack Perkins
.318
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
Dennis Santana
3.076.14
lg xERA 4.10
now 4.81
3.75
Jack Perkins
3.076.14
lg xERA 4.10
now 5.46
4.04
WHIPlower is better
Dennis Santana
1.101.59
now 1.48
1.25
Jack Perkins
1.101.59
now 1.21
1.28

Volume · rest of season
Strikeoutshigher is better
Dennis Santana
4038.60
now 19
19
Jack Perkins
4038.60
now 33
31
Winshigher is better
Dennis Santana
.2003.80
now 2
13
Jack Perkins
.2003.80
now 2
13
Saveshigher is better
Dennis Santana
.0005.40
now 2
12
Jack Perkins
.0005.40
now 3
24
If you already own them — trade angle
Hold · wait & seeDennis Santana — hold.conf 0.50
Buy LowJack Perkins — buy low. The dip is a window to acquire.conf 0.90
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