MLB Daily DeltaWeek 20 · August 9, 2026
Portrait of Joel Kuhnel
Joel Kuhnel
MIL · P
Change to
Portrait of Michael Petersen
Michael Petersen
MIA · P
Change to
Who's more valuable, rest of season

Michael Petersen.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, and WHIP.

Head-to-head
K
ERA
WHIP
W
SV

Michael Petersen wins 3 categories (K, ERA, WHIP); Joel Kuhnel wins 1 (SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Joel Kuhnel
95.1
Michael Petersen
97.9
Swinging-Strike %lg 11.0% · higher = better
Joel Kuhnel
10.7%
Michael Petersen
14.1%
Strikeout %lg 22.0% · higher = better
Joel Kuhnel
14.0%
Michael Petersen
29.3%
Chase %lg 28.5% · higher = better
Joel Kuhnel
29.2%
Michael Petersen
32.4%
Hard-Hit % Allowedlg 40.0% · lower = better
Joel Kuhnel
39.5%
Michael Petersen
42.0%
Barrel % Allowedlg 8.0% · lower = better
Joel Kuhnel
5.9%
Michael Petersen
10.7%
xwOBA Allowedlg .315 · lower = better
Joel Kuhnel
.355
Michael Petersen
.285
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
Joel Kuhnel
2.754.05
lg xERA 4.10
now 3.04
3.76
Michael Petersen
2.754.05
lg xERA 4.10
now 3.63
3.69
WHIPlower is better
Joel Kuhnel
1.051.32
now 1.18
1.25
Michael Petersen
1.051.32
now 1.12
1.24

Volume · rest of season
Strikeoutshigher is better
Joel Kuhnel
4028.60
now 13
9
Michael Petersen
4028.60
now 23
13
Winshigher is better
Joel Kuhnel
.0001.48
now 1
01
Michael Petersen
.0001.48
now 1
01
Saveshigher is better
Joel Kuhnel
.0005.60
now 4
23
Michael Petersen
.0005.60
now 1
01
If you already own them — trade angle
Hold · wait & seeJoel Kuhnel — hold.conf 0.50
Hold · wait & seeMichael Petersen — hold.conf 0.50
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