MLB Daily DeltaWeek 19 · August 1, 2026
Portrait of Dustin May
Dustin May
STL · P
Change to
Portrait of Merrill Kelly
Merrill Kelly
AZ · 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 — strikeouts, ERA, and WHIP.

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

Dustin May wins 3 categories (K, ERA, WHIP); Merrill Kelly wins 1 (W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Dustin May
96.9
Merrill Kelly
92.2
Swinging-Strike %lg 11.0% · higher = better
Dustin May
10.5%
Merrill Kelly
10.3%
Strikeout %lg 22.0% · higher = better
Dustin May
23.1%
Merrill Kelly
15.0%
Chase %lg 28.5% · higher = better
Dustin May
29.8%
Merrill Kelly
34.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Dustin May
46.1%
Merrill Kelly
45.2%
Barrel % Allowedlg 8.0% · lower = better
Dustin May
6.5%
Merrill Kelly
13.5%
xwOBA Allowedlg .315 · lower = better
Dustin May
.306
Merrill Kelly
.398
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
3.036.98
lg xERA 4.10
now 4.57
3.91
Merrill Kelly
3.036.98
lg xERA 4.10
now 5.06
6.10
WHIPlower is better
Dustin May
1.231.53
now 1.30
1.33
Merrill Kelly
1.231.53
now 1.46
1.42

Volume · rest of season
Strikeoutshigher is better
Dustin May
4059
now 51
37
Merrill Kelly
4059
now 33
31
Winshigher is better
Dustin May
.0008
now 3
13
Merrill Kelly
.0008
now 5
36

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
SellMerrill Kelly — sell.conf 0.90
Tweet