MLB Daily DeltaWeek 27 · September 27, 2026
Albert Suárez
BAL · 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 1–1, 2 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
▶
◀
WHIP
W
SV n/a

Albert Suárez wins 1 (WHIP); Jack Perkins wins 1 (ERA); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Albert Suárez
93.6
Jack Perkins
95.7
Swinging-Strike %lg 11.0% · higher = better
Albert Suárez
11.8%
Jack Perkins
12.7%
Strikeout %lg 22.0% · higher = better
Albert Suárez
17.6%
Jack Perkins
25.2%
Chase %lg 28.5% · higher = better
Albert Suárez
29.8%
Jack Perkins
33.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Albert Suárez
39.3%
Jack Perkins
36.9%
Barrel % Allowedlg 8.0% · lower = better
Albert Suárez
7.1%
Jack Perkins
8.5%
xwOBA Allowedlg .315 · lower = better
Albert Suárez
.311
Jack Perkins
.309
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
Albert Suárez
26.60
lg xERA 4.10
now 2.61
3.95
Jack Perkins
26.60
lg xERA 4.10
now 5.46
3.91
WHIPlower is better
Albert Suárez
1.141.40
now 1.21
1.32
Jack Perkins
1.141.40
now 1.21
1.33

Volume · rest of season
Strikeoutshigher is better
Albert Suárez
4046.20
now 10
0
Jack Perkins
4046.20
now 33
0
Winshigher is better
Albert Suárez
.0002.80
now 2
0–0
Jack Perkins
.0002.80
now 2
0–0

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

If you already own them — trade angle
Hold · steadyAlbert Suárez — hold.conf 0.60
Buy LowJack Perkins — buy low. The dip is a window to acquire.conf 0.90
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