MLB Daily DeltaWeek 15 · July 4, 2026
Portrait of Brandon Sproat
Brandon Sproat
MIL · P
Change to
Portrait of David Peterson
David Peterson
CHC · 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

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

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Brandon Sproat
96.7
David Peterson
92.3
Swinging-Strike %lg 11.0% · higher = better
Brandon Sproat
11.9%
David Peterson
10.0%
Strikeout %lg 22.0% · higher = better
Brandon Sproat
25.3%
David Peterson
19.2%
Chase %lg 28.5% · higher = better
Brandon Sproat
26.0%
David Peterson
30.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Brandon Sproat
42.2%
David Peterson
40.7%
Barrel % Allowedlg 8.0% · lower = better
Brandon Sproat
9.2%
David Peterson
6.6%
xwOBA Allowedlg .315 · lower = better
Brandon Sproat
.332
David Peterson
.339
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
Brandon Sproat
3.736.96
lg xERA 4.10
now 6.24
4.45
David Peterson
3.736.96
lg xERA 4.10
now 5.18
4.59
WHIPlower is better
Brandon Sproat
1.271.68
now 1.53
1.36
David Peterson
1.271.68
now 1.59
1.43

Volume · rest of season
Strikeoutshigher is better
Brandon Sproat
44.8077.20
now 52
65
David Peterson
44.8077.20
now 56
70
Winshigher is better
Brandon Sproat
.0006.60
now 1
12
David Peterson
.0006.60
now 3
25

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

If you already own them — trade angle
SellBrandon Sproat — sell.conf 0.71
SellDavid Peterson — sell.conf 0.78
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