MLB Daily DeltaWeek 13 · June 19, 2026
Portrait of Jacob Webb
Jacob Webb
CHC · P
Change to
Portrait of Mason Montgomery
Mason Montgomery
PIT · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 3 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Jacob Webb wins 1 (SV); Mason Montgomery wins 1 (K); 3 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jacob Webb
94.0
Mason Montgomery
98.1
Swinging-Strike %lg 11.0% · higher = better
Jacob Webb
17.0%
Mason Montgomery
14.6%
Strikeout %lg 22.0% · higher = better
Jacob Webb
27.4%
Mason Montgomery
29.5%
Chase %lg 28.5% · higher = better
Jacob Webb
34.2%
Mason Montgomery
30.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Jacob Webb
46.6%
Mason Montgomery
43.7%
Barrel % Allowedlg 8.0% · lower = better
Jacob Webb
9.1%
Mason Montgomery
8.5%
xwOBA Allowedlg .315 · lower = better
Jacob Webb
.310
Mason Montgomery
.310
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
Jacob Webb
2.014.45
lg xERA 4.10
now 2.55
3.71
Mason Montgomery
2.014.45
lg xERA 4.10
now 3.91
3.71
WHIPlower is better
Jacob Webb
1.171.41
now 1.34
1.24
Mason Montgomery
1.171.41
now 1.26
1.24

Volume · rest of season
Strikeoutshigher is better
Jacob Webb
4051
now 31
38
Mason Montgomery
4051
now 30
45
Winshigher is better
Jacob Webb
.5202.48
now 1
12
Mason Montgomery
.5202.48
now 1
12
Saveshigher is better
Jacob Webb
.0003.40
now 1
12
Mason Montgomery
.0003.40
now 0
0
If you already own them — trade angle
Hold · wait & seeJacob Webb — hold.conf 0.50
Hold · wait & seeMason Montgomery — hold.conf 0.50
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