MLB Daily DeltaWeek 17 · July 19, 2026
Portrait of Reynaldo López
Reynaldo López
ATL · P
Change to
Riley Cornelio
WSH · 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

Reynaldo López wins 2 (K, W); Riley Cornelio wins 2 (ERA, WHIP); SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Reynaldo López
94.4
Riley Cornelio
96.3
Swinging-Strike %lg 11.0% · higher = better
Reynaldo López
9.9%
Riley Cornelio
17.5%
Strikeout %lg 22.0% · higher = better
Reynaldo López
20.8%
Riley Cornelio
23.6%
Chase %lg 28.5% · higher = better
Reynaldo López
26.9%
Riley Cornelio
32.5%
Hard-Hit % Allowedlg 40.0% · lower = better
Reynaldo López
35.2%
Riley Cornelio
47.6%
Barrel % Allowedlg 8.0% · lower = better
Reynaldo López
6.7%
Riley Cornelio
9.5%
xwOBA Allowedlg .315 · lower = better
Reynaldo López
.327
Riley Cornelio
.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
Reynaldo López
28.13
lg xERA 4.10
now 3.31
4.21
Riley Cornelio
28.13
lg xERA 4.10
now 6.75
3.70
WHIPlower is better
Reynaldo López
.9002.55
now 1.33
1.34
Riley Cornelio
.9002.55
now 2.75
1.24

Volume · rest of season
Strikeoutshigher is better
Reynaldo López
4042.60
now 31
30
Riley Cornelio
4042.60
now 2
12
Winshigher is better
Reynaldo López
.0004.20
now 2
13
Riley Cornelio
.0004.20
now 0
00

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

If you already own them — trade angle
Sell HighReynaldo López — sell high. His value is peaking; good time to trade him.conf 0.95
Buy LowRiley Cornelio — buy low. The dip is a window to acquire.conf 0.90
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