MLB Daily DeltaWeek 27 · September 27, 2026
Portrait of Didier Fuentes
Didier Fuentes
ATL · P
Change to
Portrait of Kevin Kelly
Kevin Kelly
TB · 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

Didier Fuentes wins 1 (ERA); Kevin Kelly wins 1 (WHIP); 2 even; SV n/a.

04

Under the hood

Underlying skill — each value vs league avg
Fastball Velolg 94.0 · higher = better
Didier Fuentes
97.3
Kevin Kelly
93.2
Swinging-Strike %lg 11.0% · higher = better
Didier Fuentes
16.0%
Kevin Kelly
11.9%
Strikeout %lg 22.0% · higher = better
Didier Fuentes
31.0%
Kevin Kelly
22.6%
Chase %lg 28.5% · higher = better
Didier Fuentes
31.5%
Kevin Kelly
34.6%
Hard-Hit % Allowedlg 40.0% · lower = better
Didier Fuentes
34.6%
Kevin Kelly
44.6%
Barrel % Allowedlg 8.0% · lower = better
Didier Fuentes
6.6%
Kevin Kelly
5.9%
xwOBA Allowedlg .315 · lower = better
Didier Fuentes
.275
Kevin Kelly
.284
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
Didier Fuentes
2.393.65
lg xERA 4.10
now 2.78
3.15
Kevin Kelly
2.393.65
lg xERA 4.10
now 2.67
3.37
WHIPlower is better
Didier Fuentes
.9001.30
now 1.10
1.16
Kevin Kelly
.9001.30
now 0.81
1.12

Volume · rest of season
Strikeoutshigher is better
Didier Fuentes
4037.80
now 27
0
Kevin Kelly
4037.80
now 19
0
Winshigher is better
Didier Fuentes
.0005.60
now 4
0–0
Kevin Kelly
.0005.60
now 3
0–0

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

If you already own them — trade angle
BuyDidier Fuentes — buy.conf 0.89
Sell HighKevin Kelly — sell high. His value is peaking; good time to trade him.conf 0.95
Tweet