MLB Daily DeltaWeek 25 · September 11, 2026
Portrait of David Bednar
David Bednar
NYY · P
Change to
Portrait of Devin Williams
Devin Williams
NYM · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22, 1 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
WHIP
W
SV

David Bednar wins 2 (ERA, WHIP); Devin Williams wins 2 (K, W); 1 even.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
David Bednar
96.1
Devin Williams
93.9
Swinging-Strike %lg 11.0% · higher = better
David Bednar
16.8%
Devin Williams
17.7%
Strikeout %lg 22.0% · higher = better
David Bednar
28.0%
Devin Williams
28.7%
Chase %lg 28.5% · higher = better
David Bednar
39.9%
Devin Williams
39.0%
Hard-Hit % Allowedlg 40.0% · lower = better
David Bednar
33.8%
Devin Williams
29.2%
Barrel % Allowedlg 8.0% · lower = better
David Bednar
4.4%
Devin Williams
4.7%
xwOBA Allowedlg .315 · lower = better
David Bednar
.257
Devin Williams
.282
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
David Bednar
26.47
lg xERA 4.10
now 4.50
2.73
Devin Williams
26.47
lg xERA 4.10
now 5.40
3.70
WHIPlower is better
David Bednar
1.021.74
now 1.58
1.18
Devin Williams
1.021.74
now 1.55
1.24

Volume · rest of season
Strikeoutshigher is better
David Bednar
4041.40
now 29
5
Devin Williams
4041.40
now 31
8
Winshigher is better
David Bednar
.0004.20
now 1
00
Devin Williams
.0004.20
now 3
01
Saveshigher is better
David Bednar
.00016.40
now 12
23
Devin Williams
.00016.40
now 8
12
If you already own them — trade angle
BuyDavid Bednar — buy.conf 0.92
Buy LowDevin Williams — buy low. The dip is a window to acquire.conf 0.90
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