MLB Daily DeltaWeek 19 · July 31, 2026
Portrait of Spencer Arrighetti
Spencer Arrighetti
HOU · P
Change to
Portrait of Troy Melton
Troy Melton
DET · P
Change to
Who's more valuable, rest of season

Too close to call.

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

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

Spencer Arrighetti wins 2 (K, W); Troy Melton wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Spencer Arrighetti
92.4
Troy Melton
96.3
Swinging-Strike %lg 11.0% · higher = better
Spencer Arrighetti
10.7%
Troy Melton
12.7%
Strikeout %lg 22.0% · higher = better
Spencer Arrighetti
22.5%
Troy Melton
23.1%
Chase %lg 28.5% · higher = better
Spencer Arrighetti
26.1%
Troy Melton
31.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Spencer Arrighetti
30.6%
Troy Melton
36.2%
Barrel % Allowedlg 8.0% · lower = better
Spencer Arrighetti
7.7%
Troy Melton
6.2%
xwOBA Allowedlg .315 · lower = better
Spencer Arrighetti
.345
Troy Melton
.281
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
Spencer Arrighetti
26.13
lg xERA 4.10
now 1.34
4.76
Troy Melton
26.13
lg xERA 4.10
now 1.42
3.27
WHIPlower is better
Spencer Arrighetti
.9001.62
now 1.13
1.43
Troy Melton
.9001.62
now 0.95
1.23

Volume · rest of season
Strikeoutshigher is better
Spencer Arrighetti
4058.60
now 43
42
Troy Melton
4058.60
now 4
11
Winshigher is better
Spencer Arrighetti
.00012.20
now 7
49
Troy Melton
.00012.20
now 1
24

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

If you already own them — trade angle
Sell HighSpencer Arrighetti — sell high. His value is peaking; good time to trade him.conf 0.85
Sell HighTroy Melton — sell high. His value is peaking; good time to trade him.conf 0.95
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