MLB Daily DeltaWeek 17 · July 21, 2026
Drey Jameson
AZ · P
Change to
Portrait of Ethan Roberts
Ethan Roberts
CHC · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 00, 4 even. Take whoever fills a bigger need.

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

Drey Jameson wins 0 (none); Ethan Roberts wins 0 (none); 4 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Drey Jameson
96.5
Ethan Roberts
93.6
Swinging-Strike %lg 11.0% · higher = better
Drey Jameson
13.5%
Ethan Roberts
9.8%
Strikeout %lg 22.0% · higher = better
Drey Jameson
17.1%
Ethan Roberts
15.5%
Chase %lg 28.5% · higher = better
Drey Jameson
29.4%
Ethan Roberts
25.1%
Hard-Hit % Allowedlg 40.0% · lower = better
Drey Jameson
28.3%
Ethan Roberts
44.7%
Barrel % Allowedlg 8.0% · lower = better
Drey Jameson
5.7%
Ethan Roberts
3.9%
xwOBA Allowedlg .315 · lower = better
Drey Jameson
.322
Ethan Roberts
.342
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
Drey Jameson
28.25
lg xERA 4.10
now 18.00
3.70
Ethan Roberts
28.25
lg xERA 4.10
now 1.69
3.70
WHIPlower is better
Drey Jameson
.9002.55
now 4.00
1.24
Ethan Roberts
.9002.55
now 1.00
1.24

Volume · rest of season
Strikeoutshigher is better
Drey Jameson
4026.20
now 1
19
Ethan Roberts
4026.20
now 12
19
Winshigher is better
Drey Jameson
.000.480
now 0
00
Ethan Roberts
.000.480
now 0
00

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

If you already own them — trade angle
Hold · wait & seeDrey Jameson — hold.conf 0.50
Sell HighEthan Roberts — sell high. His value is peaking; good time to trade him.conf 0.87
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