MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Bryan Woo
Bryan Woo
SEA · P
Change to
Portrait of Nick Martinez
Nick Martinez
TB · 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

Bryan Woo wins 1 (ERA); Nick Martinez 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
Bryan Woo
96.1
Nick Martinez
92.7
Swinging-Strike %lg 11.0% · higher = better
Bryan Woo
13.4%
Nick Martinez
8.8%
Strikeout %lg 22.0% · higher = better
Bryan Woo
24.6%
Nick Martinez
15.3%
Chase %lg 28.5% · higher = better
Bryan Woo
34.2%
Nick Martinez
32.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Bryan Woo
42.8%
Nick Martinez
32.5%
Barrel % Allowedlg 8.0% · lower = better
Bryan Woo
7.0%
Nick Martinez
6.7%
xwOBA Allowedlg .315 · lower = better
Bryan Woo
.296
Nick Martinez
.305
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
Bryan Woo
24.84
lg xERA 4.10
now 3.44
3.68
Nick Martinez
24.84
lg xERA 4.10
now 1.62
3.92
WHIPlower is better
Bryan Woo
.9001.25
now 0.96
1.17
Nick Martinez
.9001.25
now 1.11
1.15

Volume · rest of season
Strikeoutshigher is better
Bryan Woo
4095.20
now 68
0
Nick Martinez
4095.20
now 41
0
Winshigher is better
Bryan Woo
.0007
now 5
0–0
Nick Martinez
.0007
now 5
0–0

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

If you already own them — trade angle
BuyBryan Woo — buy.conf 0.73
Sell HighNick Martinez — sell high. His value is peaking; good time to trade him.conf 0.95
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