MLB Daily DeltaWeek 27 · September 30, 2026
Portrait of Grant Wolfram
Grant Wolfram
BAL · P
Change to
Portrait of Tim Mayza
Tim Mayza
PHI · P
Change to
Who's more valuable, rest of season

Tim Mayza.

He projects to help you in more roto categories the rest of the way — ERA and WHIP.

Head-to-head
K
ERA
▶
WHIP
▶
W
SV n/a

Tim Mayza wins 2 categories (ERA, WHIP); Grant Wolfram wins 0 (none); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Grant Wolfram
95.5
Tim Mayza
94.4
Swinging-Strike %lg 11.0% · higher = better
Grant Wolfram
12.3%
Tim Mayza
10.1%
Strikeout %lg 22.0% · higher = better
Grant Wolfram
27.0%
Tim Mayza
23.6%
Chase %lg 28.5% · higher = better
Grant Wolfram
32.2%
Tim Mayza
27.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Grant Wolfram
36.6%
Tim Mayza
45.2%
Barrel % Allowedlg 8.0% · lower = better
Grant Wolfram
6.2%
Tim Mayza
6.4%
xwOBA Allowedlg .315 · lower = better
Grant Wolfram
.289
Tim Mayza
.288
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
Grant Wolfram
3.254.24
lg xERA 4.10
now 4.02
3.50
Tim Mayza
3.254.24
lg xERA 4.10
now 3.62
3.47
WHIPlower is better
Grant Wolfram
.9001.75
now 1.53
1.25
Tim Mayza
.9001.75
now 0.99
1.24

Volume · rest of season
Strikeoutshigher is better
Grant Wolfram
4036.40
now 21
0
Tim Mayza
4036.40
now 26
0
Winshigher is better
Grant Wolfram
.0001.48
now 1
0–0
Tim Mayza
.0001.48
now 1
0–0

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

If you already own them — trade angle
Buy LowGrant Wolfram — buy low. The dip is a window to acquire.conf 0.84
BuyTim Mayza — buy.conf 0.79
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