MLB Daily DeltaWeek 19 · August 2, 2026
Portrait of Nick Martinez
Nick Martinez
TB · P
Change to
Portrait of Trevor McDonald
Trevor McDonald
SF · P
Change to
Who's more valuable, rest of season

Trevor McDonald.

He projects to help you in more roto categories the rest of the way — strikeouts and ERA. Nick Martinez’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

Trevor McDonald wins 2 categories (K, ERA); Nick Martinez wins 1 (WHIP); 1 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Nick Martinez
92.8
Trevor McDonald
94.0
Swinging-Strike %lg 11.0% · higher = better
Nick Martinez
9.0%
Trevor McDonald
9.5%
Strikeout %lg 22.0% · higher = better
Nick Martinez
13.9%
Trevor McDonald
18.4%
Chase %lg 28.5% · higher = better
Nick Martinez
32.2%
Trevor McDonald
29.3%
Hard-Hit % Allowedlg 40.0% · lower = better
Nick Martinez
32.6%
Trevor McDonald
37.8%
Barrel % Allowedlg 8.0% · lower = better
Nick Martinez
7.4%
Trevor McDonald
4.1%
xwOBA Allowedlg .315 · lower = better
Nick Martinez
.329
Trevor McDonald
.312
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
Nick Martinez
25.53
lg xERA 4.10
now 1.62
4.41
Trevor McDonald
25.53
lg xERA 4.10
now 4.34
4.07
WHIPlower is better
Nick Martinez
.9601.46
now 1.11
1.23
Trevor McDonald
.9601.46
now 1.07
1.35

Volume · rest of season
Strikeoutshigher is better
Nick Martinez
4046.60
now 41
30
Trevor McDonald
4046.60
now 27
40
Winshigher is better
Nick Martinez
.8006.20
now 5
25
Trevor McDonald
.8006.20
now 2
24

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

If you already own them — trade angle
Sell HighNick Martinez — sell high. His value is peaking; good time to trade him.conf 0.95
Hold · steadyTrevor McDonald — hold.conf 0.60
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