MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Alex Vesia
Alex Vesia
LAD · P
Change to
Portrait of Tim Mayza
Tim Mayza
PHI · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 1–1, 2 even. Take whoever fills a bigger need.

Head-to-head
K
◀
ERA
WHIP
▶
W
SV n/a

Alex Vesia wins 1 (ERA); Tim Mayza wins 1 (WHIP); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Alex Vesia
92.2
Tim Mayza
94.4
Swinging-Strike %lg 11.0% · higher = better
Alex Vesia
15.7%
Tim Mayza
10.1%
Strikeout %lg 22.0% · higher = better
Alex Vesia
30.7%
Tim Mayza
23.6%
Chase %lg 28.5% · higher = better
Alex Vesia
31.9%
Tim Mayza
27.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Alex Vesia
34.4%
Tim Mayza
45.2%
Barrel % Allowedlg 8.0% · lower = better
Alex Vesia
6.3%
Tim Mayza
6.4%
xwOBA Allowedlg .315 · lower = better
Alex Vesia
.259
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
Alex Vesia
24.18
lg xERA 4.10
now 2.21
2.79
Tim Mayza
24.18
lg xERA 4.10
now 3.62
3.47
WHIPlower is better
Alex Vesia
.9001.50
now 0.93
1.34
Tim Mayza
.9001.50
now 0.99
1.24

Volume · rest of season
Strikeoutshigher is better
Alex Vesia
4039.20
now 28
0
Tim Mayza
4039.20
now 26
0
Winshigher is better
Alex Vesia
.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
BuyAlex Vesia — buy.conf 0.92
BuyTim Mayza — buy.conf 0.79
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