MLB Daily DeltaWeek 20 · August 8, 2026
Chase Petty
CIN · P
Change to
Portrait of Michael Lorenzen
Michael Lorenzen
COL · 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

Chase Petty wins 2 (ERA, WHIP); Michael Lorenzen wins 2 (K, W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Chase Petty
96.9
Michael Lorenzen
94.0
Swinging-Strike %lg 11.0% · higher = better
Chase Petty
9.1%
Michael Lorenzen
8.3%
Strikeout %lg 22.0% · higher = better
Chase Petty
10.8%
Michael Lorenzen
15.4%
Chase %lg 28.5% · higher = better
Chase Petty
29.2%
Michael Lorenzen
24.7%
Hard-Hit % Allowedlg 40.0% · lower = better
Chase Petty
36.2%
Michael Lorenzen
46.4%
Barrel % Allowedlg 8.0% · lower = better
Chase Petty
7.6%
Michael Lorenzen
9.2%
xwOBA Allowedlg .315 · lower = better
Chase Petty
.350
Michael Lorenzen
.366
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
Chase Petty
2.858.25
lg xERA 4.10
now 6.35
4.10
Michael Lorenzen
2.858.25
lg xERA 4.10
now 7.22
5.24
WHIPlower is better
Chase Petty
.9802.16
now 1.24
1.30
Michael Lorenzen
.9802.16
now 1.90
1.54

Volume · rest of season
Strikeoutshigher is better
Chase Petty
4059.40
now 2
6
Michael Lorenzen
4059.40
now 43
30
Winshigher is better
Chase Petty
.0002.80
now 0
00
Michael Lorenzen
.0002.80
now 2
12

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

If you already own them — trade angle
Sell HighChase Petty — sell high. His value is peaking; good time to trade him.conf 0.86
SellMichael Lorenzen — sell.conf 0.90
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