MLB Daily DeltaWeek 19 · August 4, 2026
Portrait of Jovani Morán
Jovani Morán
BOS · P
Change to
Portrait of Michael Petersen
Michael Petersen
MIA · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22, 1 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Jovani Morán wins 2 (K, ERA); Michael Petersen wins 2 (WHIP, SV); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jovani Morán
92.5
Michael Petersen
97.8
Swinging-Strike %lg 11.0% · higher = better
Jovani Morán
14.9%
Michael Petersen
14.0%
Strikeout %lg 22.0% · higher = better
Jovani Morán
27.6%
Michael Petersen
29.2%
Chase %lg 28.5% · higher = better
Jovani Morán
28.1%
Michael Petersen
32.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Jovani Morán
31.5%
Michael Petersen
42.7%
Barrel % Allowedlg 8.0% · lower = better
Jovani Morán
7.2%
Michael Petersen
10.9%
xwOBA Allowedlg .315 · lower = better
Jovani Morán
.280
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
Jovani Morán
2.973.91
lg xERA 4.10
now 3.19
3.65
Michael Petersen
2.973.91
lg xERA 4.10
now 3.63
3.69
WHIPlower is better
Jovani Morán
.9801.33
now 1.06
1.25
Michael Petersen
.9801.33
now 1.12
1.24

Volume · rest of season
Strikeoutshigher is better
Jovani Morán
4043.40
now 35
22
Michael Petersen
4043.40
now 23
14
Winshigher is better
Jovani Morán
.0001.48
now 1
01
Michael Petersen
.0001.48
now 1
01
Saveshigher is better
Jovani Morán
.0002.40
now 0
0
Michael Petersen
.0002.40
now 1
01
If you already own them — trade angle
Sell HighJovani Morán — sell high. His value is peaking; good time to trade him.conf 0.72
Hold · wait & seeMichael Petersen — hold.conf 0.50
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