MLB Daily DeltaWeek 17 · July 20, 2026
Jack Dreyer
LAD · P
Change to
Portrait of Luke Weaver
Luke Weaver
NYM · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 2 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV n/a

Jack Dreyer wins 1 (K); Luke Weaver 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
Jack Dreyer
93.8
Luke Weaver
95.3
Swinging-Strike %lg 11.0% · higher = better
Jack Dreyer
13.6%
Luke Weaver
16.3%
Strikeout %lg 22.0% · higher = better
Jack Dreyer
29.5%
Luke Weaver
27.9%
Chase %lg 28.5% · higher = better
Jack Dreyer
33.0%
Luke Weaver
34.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Jack Dreyer
40.4%
Luke Weaver
33.3%
Barrel % Allowedlg 8.0% · lower = better
Jack Dreyer
7.1%
Luke Weaver
9.1%
xwOBA Allowedlg .315 · lower = better
Jack Dreyer
.273
Luke Weaver
.264
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
Jack Dreyer
2.414.04
lg xERA 4.10
now 2.78
3.68
Luke Weaver
2.414.04
lg xERA 4.10
now 2.77
3.65
WHIPlower is better
Jack Dreyer
.9201.33
now 1.01
1.24
Luke Weaver
.9201.33
now 1.04
1.24

Volume · rest of season
Strikeoutshigher is better
Jack Dreyer
4030.60
now 24
20
Luke Weaver
4030.60
now 25
19
Winshigher is better
Jack Dreyer
.2003.80
now 2
13
Luke Weaver
.2003.80
now 2
12

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

If you already own them — trade angle
Hold · wait & seeJack Dreyer — hold.conf 0.50
Sell HighLuke Weaver — sell high. His value is peaking; good time to trade him.conf 0.89
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