MLB Daily DeltaWeek 18 · July 23, 2026
Portrait of David Peterson
David Peterson
CHC · P
Change to
Portrait of Eric Lauer
Eric Lauer
LAD · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

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

David Peterson wins 2 (K, W); Eric Lauer wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
David Peterson
92.3
Eric Lauer
90.9
Swinging-Strike %lg 11.0% · higher = better
David Peterson
10.0%
Eric Lauer
9.4%
Strikeout %lg 22.0% · higher = better
David Peterson
18.2%
Eric Lauer
14.5%
Chase %lg 28.5% · higher = better
David Peterson
29.0%
Eric Lauer
32.2%
Hard-Hit % Allowedlg 40.0% · lower = better
David Peterson
43.3%
Eric Lauer
35.5%
Barrel % Allowedlg 8.0% · lower = better
David Peterson
6.5%
Eric Lauer
10.9%
xwOBA Allowedlg .315 · lower = better
David Peterson
.349
Eric Lauer
.341
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
David Peterson
4.166.46
lg xERA 4.10
now 5.18
4.84
Eric Lauer
4.166.46
lg xERA 4.10
now 5.95
4.67
WHIPlower is better
David Peterson
1.271.68
now 1.59
1.45
Eric Lauer
1.271.68
now 1.39
1.36

Volume · rest of season
Strikeoutshigher is better
David Peterson
4066.40
now 56
53
Eric Lauer
4066.40
now 30
40
Winshigher is better
David Peterson
.0005.20
now 3
24
Eric Lauer
.0005.20
now 2
13

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

If you already own them — trade angle
SellDavid Peterson — sell.conf 0.89
SellEric Lauer — sell.conf 0.81
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