MLB Daily DeltaWeek 20 · August 8, 2026
Portrait of Caleb Kilian
Caleb Kilian
PHI · P
Change to
Portrait of Jacob Webb
Jacob Webb
CHC · 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

Caleb Kilian wins 2 (ERA, SV); Jacob Webb wins 2 (K, WHIP); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Caleb Kilian
96.8
Jacob Webb
94.2
Swinging-Strike %lg 11.0% · higher = better
Caleb Kilian
13.8%
Jacob Webb
16.6%
Strikeout %lg 22.0% · higher = better
Caleb Kilian
27.7%
Jacob Webb
26.5%
Chase %lg 28.5% · higher = better
Caleb Kilian
31.8%
Jacob Webb
33.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Caleb Kilian
36.1%
Jacob Webb
43.5%
Barrel % Allowedlg 8.0% · lower = better
Caleb Kilian
8.2%
Jacob Webb
6.5%
xwOBA Allowedlg .315 · lower = better
Caleb Kilian
.289
Jacob Webb
.302
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
Caleb Kilian
2.054.31
lg xERA 4.10
now 3.81
3.45
Jacob Webb
2.054.31
lg xERA 4.10
now 2.55
3.76
WHIPlower is better
Caleb Kilian
1.071.42
now 1.15
1.33
Jacob Webb
1.071.42
now 1.34
1.25

Volume · rest of season
Strikeoutshigher is better
Caleb Kilian
4037.40
now 29
15
Jacob Webb
4037.40
now 31
17
Winshigher is better
Caleb Kilian
.0002.80
now 2
12
Jacob Webb
.0002.80
now 1
01
Saveshigher is better
Caleb Kilian
.0004.40
now 3
12
Jacob Webb
.0004.40
now 1
01
If you already own them — trade angle
Buy LowCaleb Kilian — buy low. The dip is a window to acquire.conf 0.90
BuyJacob Webb — buy.conf 0.69
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