MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Greg Weissert
Greg Weissert
BOS · P
Change to
Portrait of Joel Kuhnel
Joel Kuhnel
SF · 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

Greg Weissert wins 1 (ERA); Joel Kuhnel 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
Greg Weissert
94.1
Joel Kuhnel
95.3
Swinging-Strike %lg 11.0% · higher = better
Greg Weissert
11.7%
Joel Kuhnel
10.5%
Strikeout %lg 22.0% · higher = better
Greg Weissert
23.5%
Joel Kuhnel
13.6%
Chase %lg 28.5% · higher = better
Greg Weissert
32.7%
Joel Kuhnel
28.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Greg Weissert
30.4%
Joel Kuhnel
40.0%
Barrel % Allowedlg 8.0% · lower = better
Greg Weissert
5.3%
Joel Kuhnel
6.7%
xwOBA Allowedlg .315 · lower = better
Greg Weissert
.293
Joel Kuhnel
.365
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
Greg Weissert
2.564.72
lg xERA 4.10
now 4.24
3.60
Joel Kuhnel
2.564.72
lg xERA 4.10
now 3.04
3.77
WHIPlower is better
Greg Weissert
1.091.50
now 1.41
1.28
Joel Kuhnel
1.091.50
now 1.18
1.25

Volume · rest of season
Strikeoutshigher is better
Greg Weissert
4030.80
now 22
0
Joel Kuhnel
4030.80
now 13
0
Winshigher is better
Greg Weissert
.0001.48
now 0
0–0
Joel Kuhnel
.0001.48
now 1
0–0

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

If you already own them — trade angle
BuyGreg Weissert — buy.conf 0.75
Hold · wait & seeJoel Kuhnel — hold.conf 0.50
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