MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Bailey Ober
Bailey Ober
MIN · P
Change to
Portrait of Landen Roupp
Landen Roupp
SF · P
Change to
Who's more valuable, rest of season

Too close to call.

They split your categories 1–1, 2 even. Take whoever fills a bigger need.

Head-to-head
K
ERA
▶
◀
WHIP
W
SV n/a

Bailey Ober wins 1 (WHIP); Landen Roupp wins 1 (ERA); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Bailey Ober
88.0
Landen Roupp
92.9
Swinging-Strike %lg 11.0% · higher = better
Bailey Ober
9.8%
Landen Roupp
10.6%
Strikeout %lg 22.0% · higher = better
Bailey Ober
17.0%
Landen Roupp
21.8%
Chase %lg 28.5% · higher = better
Bailey Ober
29.9%
Landen Roupp
30.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Bailey Ober
37.0%
Landen Roupp
30.0%
Barrel % Allowedlg 8.0% · lower = better
Bailey Ober
9.6%
Landen Roupp
5.1%
xwOBA Allowedlg .315 · lower = better
Bailey Ober
.325
Landen Roupp
.302
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
Bailey Ober
3.544.89
lg xERA 4.10
now 4.59
4.36
Landen Roupp
3.544.89
lg xERA 4.10
now 4.22
3.84
WHIPlower is better
Bailey Ober
1.151.46
now 1.22
1.31
Landen Roupp
1.151.46
now 1.31
1.39

Volume · rest of season
Strikeoutshigher is better
Bailey Ober
40100.80
now 46
0
Landen Roupp
40100.80
now 72
0
Winshigher is better
Bailey Ober
.0008.40
now 6
0–0
Landen Roupp
.0008.40
now 5
0–0

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

If you already own them — trade angle
SellBailey Ober — sell.conf 0.67
Hold · leans buyLanden Roupp — hold.conf 0.60
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