MLB Daily DeltaWeek 18 · July 27, 2026
Portrait of Brad Keller
Brad Keller
PHI · P
Change to
Portrait of José Alvarado
José Alvarado
PHI · 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

Brad Keller wins 2 (ERA, SV); José Alvarado wins 2 (K, WHIP); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Brad Keller
97.0
José Alvarado
97.1
Swinging-Strike %lg 11.0% · higher = better
Brad Keller
10.1%
José Alvarado
14.3%
Strikeout %lg 22.0% · higher = better
Brad Keller
23.7%
José Alvarado
28.5%
Chase %lg 28.5% · higher = better
Brad Keller
28.0%
José Alvarado
34.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Brad Keller
31.8%
José Alvarado
27.1%
Barrel % Allowedlg 8.0% · lower = better
Brad Keller
4.5%
José Alvarado
4.7%
xwOBA Allowedlg .315 · lower = better
Brad Keller
.284
José Alvarado
.297
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
Brad Keller
2.876.37
lg xERA 4.10
now 3.65
3.68
José Alvarado
2.876.37
lg xERA 4.10
now 5.59
3.70
WHIPlower is better
Brad Keller
.9002.08
now 1.14
1.25
José Alvarado
.9002.08
now 1.81
1.24

Volume · rest of season
Strikeoutshigher is better
Brad Keller
4033.60
now 28
18
José Alvarado
4033.60
now 26
23
Winshigher is better
Brad Keller
.0002.80
now 2
12
José Alvarado
.0002.80
now 1
01
Saveshigher is better
Brad Keller
.0004.40
now 3
23
José Alvarado
.0004.40
now 1
02
If you already own them — trade angle
Hold · wait & seeBrad Keller — hold.conf 0.50
Buy LowJosé Alvarado — buy low. The dip is a window to acquire.conf 0.90
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