MLB Daily DeltaWeek 18 · July 27, 2026
Portrait of Landen Roupp
Landen Roupp
SF · P
Change to
Portrait of Reid Detmers
Reid Detmers
LAA · P
Change to
Who's more valuable, rest of season

Reid Detmers.

He projects to help you in more roto categories the rest of the way — strikeouts, ERA, and WHIP.

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

Reid Detmers wins 3 categories (K, ERA, WHIP); Landen Roupp wins 1 (W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Landen Roupp
93.0
Reid Detmers
94.1
Swinging-Strike %lg 11.0% · higher = better
Landen Roupp
11.0%
Reid Detmers
14.0%
Strikeout %lg 22.0% · higher = better
Landen Roupp
24.7%
Reid Detmers
27.6%
Chase %lg 28.5% · higher = better
Landen Roupp
30.0%
Reid Detmers
31.9%
Hard-Hit % Allowedlg 40.0% · lower = better
Landen Roupp
30.1%
Reid Detmers
37.8%
Barrel % Allowedlg 8.0% · lower = better
Landen Roupp
4.1%
Reid Detmers
7.6%
xwOBA Allowedlg .315 · lower = better
Landen Roupp
.285
Reid Detmers
.283
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
Landen Roupp
2.805.15
lg xERA 4.10
now 4.22
3.37
Reid Detmers
2.805.15
lg xERA 4.10
now 4.63
3.32
WHIPlower is better
Landen Roupp
1.111.41
now 1.31
1.34
Reid Detmers
1.111.41
now 1.18
1.19

Volume · rest of season
Strikeoutshigher is better
Landen Roupp
42.8093.20
now 72
54
Reid Detmers
42.8093.20
now 82
60
Winshigher is better
Landen Roupp
.0006.60
now 5
25
Reid Detmers
.0006.60
now 2
12

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

If you already own them — trade angle
BuyLanden Roupp — buy.conf 0.82
BuyReid Detmers — buy.conf 0.83
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