MLB Daily DeltaWeek 19 · August 1, 2026
Portrait of Dustin May
Dustin May
STL · P
Change to
Portrait of Mitch Keller
Mitch Keller
PIT · P
Change to
Who's more valuable, rest of season

Dustin May.

He projects to help you in more roto categories the rest of the way — ERA and WHIP. Mitch Keller’s box score looks better right now, but the luck-stripped projection flips it.

Head-to-head
K
ERA
WHIP
W
SV n/a

Dustin May wins 2 categories (ERA, WHIP); Mitch Keller wins 1 (W); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Dustin May
96.9
Mitch Keller
93.4
Swinging-Strike %lg 11.0% · higher = better
Dustin May
10.5%
Mitch Keller
9.8%
Strikeout %lg 22.0% · higher = better
Dustin May
23.1%
Mitch Keller
17.9%
Chase %lg 28.5% · higher = better
Dustin May
29.8%
Mitch Keller
30.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Dustin May
46.1%
Mitch Keller
42.1%
Barrel % Allowedlg 8.0% · lower = better
Dustin May
6.5%
Mitch Keller
6.8%
xwOBA Allowedlg .315 · lower = better
Dustin May
.306
Mitch Keller
.345
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
Dustin May
3.575.09
lg xERA 4.10
now 4.57
3.91
Mitch Keller
3.575.09
lg xERA 4.10
now 4.35
4.75
WHIPlower is better
Dustin May
1.091.44
now 1.30
1.33
Mitch Keller
1.091.44
now 1.17
1.36

Volume · rest of season
Strikeoutshigher is better
Dustin May
4056.60
now 51
37
Mitch Keller
4056.60
now 51
37
Winshigher is better
Dustin May
.0006.60
now 3
13
Mitch Keller
.0006.60
now 5
25

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

If you already own them — trade angle
Buy LowDustin May — buy low. The dip is a window to acquire.conf 0.74
SellMitch Keller — sell.conf 0.85
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