MLB Daily DeltaWeek 18 · July 28, 2026
Portrait of Adrian Houser
Adrian Houser
SF · P
Change to
Portrait of Tyler Mahle
Tyler Mahle
SF · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 22. Take whoever fills a bigger need.

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

Adrian Houser wins 2 (WHIP, W); Tyler Mahle wins 2 (K, ERA); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Adrian Houser
95.5
Tyler Mahle
92.5
Swinging-Strike %lg 11.0% · higher = better
Adrian Houser
8.4%
Tyler Mahle
9.7%
Strikeout %lg 22.0% · higher = better
Adrian Houser
15.2%
Tyler Mahle
21.4%
Chase %lg 28.5% · higher = better
Adrian Houser
25.3%
Tyler Mahle
29.0%
Hard-Hit % Allowedlg 40.0% · lower = better
Adrian Houser
41.9%
Tyler Mahle
35.9%
Barrel % Allowedlg 8.0% · lower = better
Adrian Houser
9.3%
Tyler Mahle
7.3%
xwOBA Allowedlg .315 · lower = better
Adrian Houser
.349
Tyler Mahle
.318
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
Adrian Houser
3.456.78
lg xERA 4.10
now 5.59
4.83
Tyler Mahle
3.456.78
lg xERA 4.10
now 6.04
4.19
WHIPlower is better
Adrian Houser
1.291.64
now 1.56
1.37
Tyler Mahle
1.291.64
now 1.54
1.39

Volume · rest of season
Strikeoutshigher is better
Adrian Houser
4067.40
now 35
31
Tyler Mahle
4067.40
now 57
49
Winshigher is better
Adrian Houser
.5202.48
now 2
12
Tyler Mahle
.5202.48
now 1
11

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

If you already own them — trade angle
SellAdrian Houser — sell.conf 0.89
Buy LowTyler Mahle — buy low. The dip is a window to acquire.conf 0.90
Tweet