MLB Daily DeltaWeek 17 · July 20, 2026
Elmer Rodríguez
NYY · P
Change to
Portrait of Jacob Lopez
Jacob Lopez
ATH · P
Change to
Who's more valuable, rest of season

Jacob Lopez.

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

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

Jacob Lopez wins 3 categories (K, ERA, W); Elmer Rodríguez wins 1 (WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Elmer Rodríguez
95.2
Jacob Lopez
90.6
Swinging-Strike %lg 11.0% · higher = better
Elmer Rodríguez
10.7%
Jacob Lopez
8.7%
Strikeout %lg 22.0% · higher = better
Elmer Rodríguez
12.0%
Jacob Lopez
16.4%
Chase %lg 28.5% · higher = better
Elmer Rodríguez
22.2%
Jacob Lopez
24.8%
Hard-Hit % Allowedlg 40.0% · lower = better
Elmer Rodríguez
34.5%
Jacob Lopez
30.8%
Barrel % Allowedlg 8.0% · lower = better
Elmer Rodríguez
5.2%
Jacob Lopez
4.3%
xwOBA Allowedlg .315 · lower = better
Elmer Rodríguez
.367
Jacob Lopez
.306
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
Elmer Rodríguez
2.767.89
lg xERA 4.10
now 4.76
4.10
Jacob Lopez
2.767.89
lg xERA 4.10
now 6.75
3.90
WHIPlower is better
Elmer Rodríguez
1.082.06
now 1.76
1.30
Jacob Lopez
1.082.06
now 1.84
1.56

Volume · rest of season
Strikeoutshigher is better
Elmer Rodríguez
4057.60
now 10
29
Jacob Lopez
4057.60
now 38
44
Winshigher is better
Elmer Rodríguez
.0008.40
now 0
00
Jacob Lopez
.0008.40
now 4
36

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

If you already own them — trade angle
Hold · wait & seeElmer Rodríguez — hold.conf 0.50
Hold · leans buyJacob Lopez — hold.conf 0.60
Tweet