MLB Daily DeltaWeek 13 · June 24, 2026
Logan Webb
SF · P
Change to
Portrait of Spencer Arrighetti
Spencer Arrighetti
HOU · P
Change to
Who's more valuable, rest of season

Logan Webb.

He projects to help you in more roto categories the rest of the way — ERA and WHIP. Spencer Arrighetti’s box score looks better right now, but it’s built on luck that won’t hold.

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

Logan Webb wins 2 categories (ERA, WHIP); Spencer Arrighetti wins 1 (W); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Logan Webb
92.6
Spencer Arrighetti
92.5
Swinging-Strike %lg 11.0% · higher = better
Logan Webb
9.8%
Spencer Arrighetti
11.2%
Strikeout %lg 22.0% · higher = better
Logan Webb
20.8%
Spencer Arrighetti
23.2%
Chase %lg 28.5% · higher = better
Logan Webb
33.8%
Spencer Arrighetti
28.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Logan Webb
43.0%
Spencer Arrighetti
30.8%
Barrel % Allowedlg 8.0% · lower = better
Logan Webb
5.4%
Spencer Arrighetti
6.6%
xwOBA Allowedlg .315 · lower = better
Logan Webb
.297
Spencer Arrighetti
.331
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
Logan Webb
26.21
lg xERA 4.10
now 4.82
3.59
Spencer Arrighetti
26.21
lg xERA 4.10
now 1.34
4.39
WHIPlower is better
Logan Webb
1.031.49
now 1.39
1.26
Spencer Arrighetti
1.031.49
now 1.13
1.37

Volume · rest of season
Strikeoutshigher is better
Logan Webb
4085
now 47
73
Spencer Arrighetti
4085
now 43
73
Winshigher is better
Logan Webb
.00018
now 2
24
Spencer Arrighetti
.00018
now 7
716

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

If you already own them — trade angle
Hold · leans buyLogan Webb — hold.conf 0.60
Sell HighSpencer Arrighetti — sell high. His value is peaking; good time to trade him.conf 0.95
Tweet