MLB Daily DeltaWeek 20 · August 7, 2026
Chase Petty
CIN · P
Change to
Kodai Senga
NYM · P
Change to
Who's more valuable, rest of season

Chase Petty.

He projects to help you in more roto categories the rest of the way — ERA and WHIP.

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

Chase Petty wins 2 categories (ERA, WHIP); Kodai Senga wins 1 (K); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Chase Petty
96.9
Kodai Senga
96.2
Swinging-Strike %lg 11.0% · higher = better
Chase Petty
9.1%
Kodai Senga
12.9%
Strikeout %lg 22.0% · higher = better
Chase Petty
10.8%
Kodai Senga
24.8%
Chase %lg 28.5% · higher = better
Chase Petty
29.2%
Kodai Senga
26.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Chase Petty
36.2%
Kodai Senga
39.7%
Barrel % Allowedlg 8.0% · lower = better
Chase Petty
7.6%
Kodai Senga
12.7%
xwOBA Allowedlg .315 · lower = better
Chase Petty
.350
Kodai Senga
.348
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
Chase Petty
2.148.25
lg xERA 4.10
now 6.35
4.10
Kodai Senga
2.148.25
lg xERA 4.10
now 9.00
4.81
WHIPlower is better
Chase Petty
.9602.23
now 1.24
1.30
Kodai Senga
.9602.23
now 1.95
1.52

Volume · rest of season
Strikeoutshigher is better
Chase Petty
4051
now 2
6
Kodai Senga
4051
now 23
37
Winshigher is better
Chase Petty
.000.480
now 0
00
Kodai Senga
.000.480
now 0
00

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

If you already own them — trade angle
Sell HighChase Petty — sell high. His value is peaking; good time to trade him.conf 0.85
SellKodai Senga — sell.conf 0.88
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