MLB Daily DeltaWeek 18 · July 27, 2026
Portrait of Chris Martin
Chris Martin
TEX · P
Change to
Robby Ahlstrom
TEX · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 11, 2 even. Take whoever fills a bigger need.

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

Chris Martin wins 1 (W); Robby Ahlstrom wins 1 (K); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Chris Martin
94.5
Robby Ahlstrom
94.5
Swinging-Strike %lg 11.0% · higher = better
Chris Martin
8.5%
Robby Ahlstrom
12.2%
Strikeout %lg 22.0% · higher = better
Chris Martin
13.6%
Robby Ahlstrom
18.5%
Chase %lg 28.5% · higher = better
Chris Martin
32.2%
Robby Ahlstrom
28.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Chris Martin
44.4%
Robby Ahlstrom
31.6%
Barrel % Allowedlg 8.0% · lower = better
Chris Martin
11.1%
Robby Ahlstrom
3.5%
xwOBA Allowedlg .315 · lower = better
Chris Martin
.408
Robby Ahlstrom
.313
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
Chris Martin
28.25
lg xERA 4.10
now 7.84
3.70
Robby Ahlstrom
28.25
lg xERA 4.10
now 0.00
3.70
WHIPlower is better
Chris Martin
.9002.55
now 1.94
1.24
Robby Ahlstrom
.9002.55
now 0.00
1.24

Volume · rest of season
Strikeoutshigher is better
Chris Martin
4035.60
now 7
17
Robby Ahlstrom
4035.60
now 2
26
Winshigher is better
Chris Martin
.0002.80
now 1
12
Robby Ahlstrom
.0002.80
now 0
00

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

If you already own them — trade angle
Hold · wait & seeChris Martin — hold.conf 0.55
Buy LowRobby Ahlstrom — buy low. The dip is a window to acquire.conf 0.90
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