MLB Daily DeltaWeek 19 · July 31, 2026
Jared Jones
PIT · 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 22. Take whoever fills a bigger need.

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

Jared Jones wins 2 (ERA, WHIP); Landen Roupp wins 2 (K, W); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Jared Jones
98.4
Landen Roupp
92.9
Swinging-Strike %lg 11.0% · higher = better
Jared Jones
14.7%
Landen Roupp
10.7%
Strikeout %lg 22.0% · higher = better
Jared Jones
27.9%
Landen Roupp
24.0%
Chase %lg 28.5% · higher = better
Jared Jones
29.2%
Landen Roupp
30.2%
Hard-Hit % Allowedlg 40.0% · lower = better
Jared Jones
37.0%
Landen Roupp
29.4%
Barrel % Allowedlg 8.0% · lower = better
Jared Jones
7.4%
Landen Roupp
4.2%
xwOBA Allowedlg .315 · lower = better
Jared Jones
.271
Landen Roupp
.290
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
Jared Jones
28.25
lg xERA 4.10
now 10.38
3.03
Landen Roupp
28.25
lg xERA 4.10
now 4.22
3.49
WHIPlower is better
Jared Jones
.9002.44
now 2.08
1.17
Landen Roupp
.9002.44
now 1.31
1.36

Volume · rest of season
Strikeoutshigher is better
Jared Jones
4098.40
now 6
45
Landen Roupp
4098.40
now 72
51
Winshigher is better
Jared Jones
.0007
now 0
00
Landen Roupp
.0007
now 5
25

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

If you already own them — trade angle
BuyJared Jones — buy.conf 0.92
BuyLanden Roupp — buy.conf 0.78
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