MLB Daily DeltaWeek 15 · July 7, 2026
Portrait of Austin Warren
Austin Warren
NYM · 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 11, 3 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

Austin Warren wins 1 (K); Michael Petersen wins 1 (SV); 3 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Austin Warren
93.9
Michael Petersen
97.6
Swinging-Strike %lg 11.0% · higher = better
Austin Warren
11.0%
Michael Petersen
14.2%
Strikeout %lg 22.0% · higher = better
Austin Warren
24.5%
Michael Petersen
30.3%
Chase %lg 28.5% · higher = better
Austin Warren
26.5%
Michael Petersen
31.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Austin Warren
41.1%
Michael Petersen
47.2%
Barrel % Allowedlg 8.0% · lower = better
Austin Warren
12.6%
Michael Petersen
12.4%
xwOBA Allowedlg .315 · lower = better
Austin Warren
.342
Michael Petersen
.293
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
Austin Warren
24.65
lg xERA 4.10
now 1.33
3.70
Michael Petersen
24.65
lg xERA 4.10
now 3.63
3.70
WHIPlower is better
Austin Warren
1.051.31
now 1.13
1.24
Michael Petersen
1.051.31
now 1.12
1.24

Volume · rest of season
Strikeoutshigher is better
Austin Warren
4032.60
now 22
27
Michael Petersen
4032.60
now 23
21
Winshigher is better
Austin Warren
.5202.48
now 1
12
Michael Petersen
.5202.48
now 1
12
Saveshigher is better
Austin Warren
.0003.40
now 0
0
Michael Petersen
.0003.40
now 1
02
If you already own them — trade angle
Hold · wait & seeAustin Warren — hold.conf 0.50
Sell HighMichael Petersen — sell high. His value is peaking; good time to trade him.conf 0.73
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